Business Databases
Broadcast: Radio
Broadcast: Services, Equipment and Resources
Broadcast: Television and Cable
Business Information Resources
Business to Business Catalogs
Environmental Resource Handbook
Food & Beverage – Warehouses
Food & Beverage - Wholesalers & Distributors
Food & Beverage Brokers
Food & Beverage Exporters
Food & Beverage Importers
Food & Beverage Manufacturers
Food & Beverage Suppliers
Food & Beverage Transportation Firms
Hudson's Washington News Media Contacts
Mail Order Catalogs
Medical Device Market Place
New York State Directory
Performing Arts Industry Guide
Sports Market Place
Venture Capital Firms
Washington Associations Contacts Directory
Health Databases
Autoimmune Diseases Handbook & Resource Guide
Cardiovascular Disease Resource Guide & Handbook
Chronic Illnesses
Comparative Guide to American Hospitals, 2014
Dementia Handbook
Directory of Hospital Personnel
Disabilities Resources
Group Purchasing Organizations
HMOs & PPOs
Mental Health Resources
Older Americans Information Directory
Pediatric Disorders
Education Databases
Educators Resource Directory
Learning Disabilities
Sears List of Subject Headings
Safety & Security
Homeland Security
Other
Amendments DB
Ancestry DB
Autoimmune Disorders Handbook and Resource Guide PDF Download
Cardiovascular Disease Resource Guide and Handbook PDF Download
Comparative Guide to American Elementary & Secondary Schools, 2019
Comparative Guide to American Hospitals, 2014
Comparative Guide to American Suburbs
Comparative Guide to American Suburbs, 2015
Comparative Guide to American Suburbs, 2019/20
Comparative Guide to Schools 2014
Comparative Guide to American Suburbs, 2017/18
Consumer Guides, Spring 2020
Consumer Guides, Spring 2021
Diabetes in America
Encyclopedia of Religion & The Law in America
Financial Literacy Basics, 2019/20
Financial Literacy Basics, 2020/21
Financial Literacy Basics, 2022
Financial Literacy: Planning for the Future, 2019/20
Financial Literacy: Planning for the Future, 2020/21
From Suffrage to the Senate
Gepcom
Hispanic Databook
Nations 2013 DB
Nations of the World, 2014
Nations 2015
Nations DB
Nations 2016
Pediatric Disorders PDF Download
Profiles of America 2015
Profiles of California
Profiles of California, 2015
Profiles of California, Fifth Edition
Profiles of California, Sixth Edition
Profiles of Florida
Profiles of Florida, 2017
Profiles of Florida, Sixth Edition
Profiles of Illinois, 2014/2015
Profiles of Illinois, Fifth Edition
Profiles of Illinois, Seventh Edition
Profiles of Illinois, Sixth Edition
Profiles of Indiana, 2016
Profiles of Indiana, Fifth Edition
Profiles of Indiana, Sixth Edition
Profiles of Massachusetts, 2015
Profiles of Massachusetts, Fifth Edition
Profiles of Massachusetts, Sixth Edition
Profiles of Michigan, 2015
Profiles of Michigan, Fifth Edition
Profiles of Michigan, Sixth Edition
Profiles of New Jersey, 2015
Profiles of New Jersey, Sixth Edition
Profiles of New Jersey, Fifth Edition
Profiles of New York State, 2020/21
Profiles of New York, 2014/15
Profiles of New York, 2015/16
Profiles of New York, 2016/17
Profiles of New York, 2017/18
Profiles of New York, 2018/19
Profiles of New York, 2019/20
Profiles of New York, 2021/22
Profiles of New York, 2022/23
Profiles of New York, 2023/24
Profiles of New York, 2024/25
Profiles of North Carolina and South Carolina, 2015
Profiles of North Carolina, Fourth Edition
Profiles of Ohio, 2015
Profiles of Ohio, Fifth Edition
Profiles of Ohio, Sixth Edition
Profiles of Pennsylvania, 2016
Profiles of Pennsylvania, Fifth Edition
Profiles of Pennsylvania, Sixth Edition
Profiles of South Carolina, Fourth Edition
Profiles of Texas
Profiles of Texas, 2014
Profiles of Texas, 2017
Profiles of Texas, Seventh Edition
Profiles of Texas, Sixth Edition
Profiles of Virginia, 2014/2015
Profiles of Virginia, Fifth Edition
Profiles of Virginia, Fourth Edition
Profiles of Wisconsin, 2016
Profiles of Wisconsin, Sixth Edition
Profiles of Wisconsin, Fifth Edition
Small Top-Rated Cities, 2016/2017
Sports Market Place PDF Download
The Comparative Guide To American Elementary and Secondary Schools, 2016/17
The Encyclopedia of Continental Congresses
The Encyclopedia of War Journalism, Third Edition
The Value of a Dollar: 1860-2014
This is Who We Were: 1880-1899
This is Who We Were: A Companion to the 1940 Census
This is Who We Were: In the 1910s
This is Who We Were: In the 1920s
This is Who We Were: In the 1940s
This is Who We Were: In the 1950s
This is Who We Were: In the 1960s
This is Who We Were: In the 1970s
This is Who We Were: In the 1980s
Top-Rated Cities 2013
Top-Rated Cities 2014
Top-Rated Cities 2015
Top-Rated Cities, 2016 
Top-Rated Cities, 2017
Top-Rated Cities, 2018
Top-Rated Cities, 2019
Top-Rated Cities, 2020
Top-Rated Cities, 2021
Top-Rated Cities, 2022
Top-Rated Cities, 2023
Small Top-Rated Cities 2014
Top-Rated Smaller Cities, 2018/19
Top-Rated Smaller Cities, 2021/22
Top-Rated Smaller Cities, 2023/24
Top-rated Cities DB
Top-rated Smaller Cities DB
Working Americans #10: Sports
Working Americans #11: Inventors
Working Americans #12: Music
Working Americans #13: Educators
Working Americans #1: The Working Class
Working Americans #2: The Middle Class
Working Americans #3: The Upper Class
Working Americans #4: Their Children
Working Americans #5: At War
Working Americans #5: At War, 2nd Edition
Working Americans #6: Women
Working Americans #6: Women at Work, 2nd Edition
Working Americans #7: Social Movements
Working Americans #8: Immigrants
Working Americans #9: Civil to Revol. WarProfiles of America, 2015
Demographics:
Physical Characteristics
Population
Avg. Household Size, Median Age, Male/Female Ratio & Foreign Born
Population by Race/Hispanic Origin
Five Largest Ancestry Groups
Marriage Status
Income:
Income & Poverty
Education:
Educational Attainment
Residental Real Estate:
Housing
Crime
Employment & Earnings:
Employment by Occupation
Commute to Work
Travel Time to Work
Five Largest Ancestry Groups
Click on a column header to re-sort the table| City | State | County | Group 1 | Group 2 | Group 3 | Group 4 | Group 5 |
|---|---|---|---|---|---|---|---|
| Abbeville | LA | Vermilion Parish | French(15.7) | Cajun(6.1) | American(5.2) | French Canadian(4.3) | German(3.5) |
| Aberdeen | MD | Harford County | German(14.2) | Irish(13.0) | American(8.6) | English(5.9) | Italian(4.9) |
| Aberdeen | NJ | Monmouth County | Irish(21.5) | Italian(20.5) | German(13.4) | Polish(7.6) | English(5.2) |
| Aberdeen | SD | Brown County | German(54.8) | Norwegian(15.4) | Irish(10.3) | Russian(5.5) | English(4.5) |
| Aberdeen | WA | Grays Harbor County | German(13.5) | Irish(10.9) | American(8.5) | English(8.1) | Norwegian(4.5) |
| Abilene | TX | Taylor County | German(12.9) | Irish(8.9) | English(8.4) | American(6.1) | French(2.1) |
| Abington | MA | Plymouth County | Irish(40.9) | Italian(24.8) | English(13.5) | German(8.1) | French(6.1) |
| Abington | PA | Montgomery County | Irish(26.7) | German(21.7) | Italian(13.6) | English(9.1) | Polish(6.9) |
| Accokeek | MD | Prince George's County | Irish(6.2) | German(4.0) | American(2.8) | English(2.5) | African(2.2) |
| Acton | MA | Middlesex County | Irish(18.7) | English(14.9) | Italian(11.4) | German(10.6) | Russian(5.1) |
| Acushnet | MA | Bristol County | Portuguese(46.2) | Irish(15.4) | English(14.6) | French(14.4) | French Canadian(10.2) |
| Acworth | GA | Cobb County | English(9.8) | American(9.2) | Irish(7.7) | German(7.0) | African(3.0) |
| Ada | MI | Kent County | German(26.8) | Dutch(24.0) | Irish(14.9) | English(13.0) | Polish(6.4) |
| Ada | OK | Pontotoc County | German(16.1) | Irish(15.7) | English(6.4) | American(5.2) | Dutch West Indian(1.9) |
| Adams | PA | Butler County | German(37.4) | Irish(25.9) | Italian(16.6) | French(7.7) | English(7.6) |
| Addison | IL | DuPage County | Italian(12.9) | German(12.5) | Polish(10.7) | Irish(8.3) | American(2.0) |
| Addison | TX | Dallas County | Irish(10.6) | German(10.0) | English(9.2) | Italian(4.0) | American(2.9) |
| Adelanto | CA | San Bernardino County | German(4.9) | Irish(3.0) | American(2.9) | Italian(2.8) | Polish(2.5) |
| Adelphi | MD | Prince George's County | African(3.7) | German(3.5) | Other Subsaharan African(3.4) | Irish(3.3) | Haitian(3.1) |
| Adrian | MI | Lenawee County | German(23.6) | Irish(12.6) | English(9.0) | Polish(5.0) | American(4.6) |
| Affton | MO | Saint Louis County | German(37.9) | Irish(16.6) | Yugoslavian(7.5) | English(7.4) | American(6.9) |
| Agawam Town | MA | Hampden County | Irish(22.0) | Italian(21.3) | French(17.0) | Polish(12.9) | English(11.3) |
| Agoura Hills | CA | Los Angeles County | German(12.9) | Irish(10.8) | Russian(7.9) | English(7.1) | Italian(7.1) |
| Aiken | SC | Aiken County | American(14.7) | German(11.2) | English(10.5) | Irish(9.5) | Italian(3.5) |
| Akron | OH | Summit County | German(17.6) | Irish(12.4) | English(6.6) | Italian(6.2) | American(5.2) |
| Alabaster | AL | Shelby County | American(14.4) | Irish(13.0) | English(12.1) | German(11.1) | Italian(3.8) |
| Alafaya | FL | Orange County | German(10.3) | Irish(8.7) | American(7.8) | English(6.8) | Italian(6.7) |
| Alameda | CA | Alameda County | German(10.2) | Irish(9.1) | English(8.1) | Italian(4.3) | French(2.4) |
| Alamo | CA | Contra Costa County | Irish(16.8) | English(16.5) | German(15.1) | Italian(11.1) | American(7.8) |
| Alamo | TX | Hidalgo County | German(5.4) | English(2.4) | Irish(2.0) | American(1.9) | Norwegian(1.2) |
| Alamogordo | NM | Otero County | German(16.3) | Irish(8.1) | English(7.8) | American(5.6) | Italian(2.6) |
| Albany | CA | Alameda County | German(9.4) | Irish(8.1) | English(7.4) | Italian(5.4) | European(4.8) |
| Albany | GA | Dougherty County | American(7.5) | English(3.8) | Irish(3.5) | German(2.1) | African(1.2) |
| Albany | NY | Albany County | Irish(16.4) | Italian(13.7) | German(9.4) | English(5.4) | Polish(4.2) |
| Albany | OR | Linn County | German(18.5) | English(12.9) | Irish(10.9) | American(5.9) | Norwegian(4.5) |
| Albemarle | NC | Stanly County | German(13.4) | English(10.2) | American(10.0) | Irish(7.6) | Scotchn/aIrish(3.2) |
| Albert Lea | MN | Freeborn County | German(33.7) | Norwegian(29.0) | Irish(8.8) | Danish(5.6) | English(4.3) |
| Albertville | AL | Marshall County | American(11.9) | Irish(9.5) | English(7.9) | German(7.7) | Scotchn/aIrish(2.2) |
| Albuquerque | NM | Bernalillo County | German(10.6) | Irish(7.9) | English(6.8) | American(3.5) | Italian(3.4) |
| Alden | NY | Erie County | German(40.0) | Polish(26.8) | Irish(14.6) | Italian(13.7) | English(8.3) |
| Aldine | TX | Harris County | American(3.9) | German(2.3) | Irish(1.2) | English(0.9) | French(0.7) |
| Alexander City | AL | Tallapoosa County | American(11.2) | Irish(8.5) | English(6.6) | German(4.9) | Scottish(2.8) |
| Alexandria | LA | Rapides Parish | American(15.9) | French(5.9) | Irish(4.4) | English(3.8) | German(3.5) |
| Alexandria | MN | Douglas County | German(41.9) | Norwegian(23.5) | Swedish(12.5) | Irish(10.3) | English(4.4) |
| Alexandria | VA | Alexandria Independent City | German(11.9) | Irish(11.4) | English(9.4) | Italian(4.9) | American(4.1) |
| Algonquin | IL | McHenry County | German(27.7) | Irish(16.2) | Polish(15.1) | Italian(13.3) | English(6.3) |
| Alhambra | CA | Los Angeles County | American(4.4) | Irish(2.1) | German(2.1) | Italian(1.8) | English(1.4) |
| Alice | TX | Jim Wells County | German(4.9) | American(4.5) | Irish(2.8) | English(1.9) | French(0.6) |
| Aliso Viejo | CA | Orange County | German(13.4) | Irish(12.0) | English(9.2) | Italian(6.8) | Iranian(4.3) |
| Allen | TX | Collin County | German(16.2) | Irish(10.5) | English(9.1) | American(6.1) | Italian(3.9) |
| Allen Park | MI | Wayne County | German(22.6) | Polish(17.6) | Irish(13.8) | English(11.5) | Italian(9.4) |
| Allendale | MI | Ottawa County | German(26.1) | Dutch(25.8) | Irish(12.3) | Polish(8.1) | English(7.8) |
| Allendale | MI | Ottawa County | German(25.9) | Dutch(23.8) | Irish(12.9) | Polish(8.5) | English(7.7) |
| Allentown | PA | Lehigh County | German(15.7) | Irish(7.2) | Italian(5.4) | Pennsylvania German(3.5) | English(2.9) |
| Alliance | OH | Stark County | German(25.7) | Irish(14.1) | Italian(9.0) | American(8.2) | English(7.5) |
| Allison Park | PA | Allegheny County | German(37.3) | Irish(20.4) | Italian(18.7) | Polish(11.9) | English(7.1) |
| Allouez | WI | Brown County | German(38.2) | Irish(14.3) | Belgian(7.8) | Polish(7.7) | American(7.0) |
| Aloha | OR | Washington County | German(18.3) | Irish(11.0) | English(9.7) | Italian(3.7) | American(3.7) |
| Alpena | MI | Alpena County | German(32.3) | Polish(26.4) | French(13.2) | English(10.7) | Irish(10.6) |
| Alpharetta | GA | Fulton County | German(11.1) | Irish(10.7) | English(8.6) | American(6.2) | Italian(4.4) |
| Alpine | CA | San Diego County | German(23.0) | Irish(12.1) | English(11.2) | Italian(6.9) | American(5.7) |
| Alpine | MI | Kent County | German(21.4) | Dutch(13.1) | Polish(12.3) | Irish(8.6) | English(6.4) |
| Alsip | IL | Cook County | Irish(21.3) | Polish(14.9) | German(14.2) | Italian(6.8) | Swedish(3.5) |
| Altadena | CA | Los Angeles County | English(6.7) | German(6.2) | Armenian(5.0) | Irish(4.7) | American(3.8) |
| Altamont | OR | Klamath County | German(23.5) | Irish(13.5) | English(11.1) | American(8.2) | Italian(3.9) |
| Altamonte Springs | FL | Seminole County | German(13.9) | Irish(9.3) | English(9.2) | European(7.0) | Italian(5.4) |
| Alton | IL | Madison County | German(24.0) | Irish(11.8) | English(9.2) | Italian(5.0) | American(4.9) |
| Alton | TX | Hidalgo County | Irish(1.3) | French(1.0) | English(0.9) | American(0.3) | German(0.2) |
| Altoona | IA | Polk County | German(35.7) | Irish(12.6) | English(7.5) | Dutch(7.2) | Norwegian(6.5) |
| Altoona | PA | Blair County | German(40.2) | Irish(20.4) | Italian(15.6) | English(7.0) | American(6.1) |
| Altus | OK | Jackson County | German(12.0) | Irish(11.4) | English(8.5) | American(4.8) | African(2.1) |
| Alum Rock | CA | Santa Clara County | Italian(2.1) | Portuguese(2.0) | English(1.7) | German(1.5) | Irish(1.4) |
| Alvin | TX | Brazoria County | German(15.8) | Irish(8.9) | American(8.3) | English(6.5) | French(2.4) |
| Amarillo | TX | Potter County | German(12.8) | Irish(8.9) | English(8.3) | American(6.6) | French(2.3) |
| American Canyon | CA | Napa County | Irish(5.8) | German(5.7) | English(4.3) | Italian(2.7) | Dutch(2.0) |
| American Fork | UT | Utah County | English(31.8) | German(11.4) | Danish(7.9) | American(6.0) | Scottish(5.8) |
| Americus | GA | Sumter County | American(6.7) | African(5.3) | English(4.2) | Irish(4.1) | German(3.0) |
| Ames | IA | Story County | German(34.5) | Irish(12.0) | English(8.5) | Norwegian(7.6) | Swedish(4.3) |
| Amesbury Town | MA | Essex County | Irish(26.4) | English(16.2) | Italian(13.7) | French(11.7) | German(9.6) |
| Amherst | MA | Hampshire County | Irish(19.2) | English(10.5) | Italian(9.7) | German(8.7) | Polish(6.5) |
| Amherst | NH | Hillsborough County | English(20.2) | Irish(19.6) | German(11.5) | Italian(11.0) | French(7.6) |
| Amherst | NY | Erie County | German(24.6) | Italian(20.0) | Irish(17.9) | Polish(13.3) | English(9.2) |
| Amherst | OH | Lorain County | German(38.6) | Irish(15.6) | Polish(11.9) | English(10.9) | Italian(7.5) |
| Amherst Center | MA | Hampshire County | Irish(20.6) | Italian(11.3) | German(8.9) | English(8.4) | Polish(5.7) |
| Amity | PA | Berks County | German(38.9) | Italian(18.6) | Irish(18.6) | English(8.3) | Polish(5.8) |
| Ammon | ID | Bonneville County | English(25.6) | German(20.2) | Irish(11.5) | American(11.1) | Norwegian(4.5) |
| Amsterdam | NY | Montgomery County | Italian(18.8) | Irish(13.6) | Polish(13.2) | German(12.4) | English(6.8) |
| Anacortes | WA | Skagit County | German(19.6) | English(15.0) | Irish(11.6) | Norwegian(7.1) | American(4.8) |
| Anaheim | CA | Orange County | German(5.9) | American(4.2) | English(4.2) | Irish(4.1) | Italian(2.5) |
| Anchorage | AK | Anchorage Municipality | German(17.0) | Irish(10.9) | English(8.7) | American(5.1) | Norwegian(4.0) |
| Anderson | IN | Madison County | German(16.8) | American(11.6) | Irish(11.1) | English(7.9) | French(1.8) |
| Anderson | SC | Anderson County | American(12.7) | English(10.0) | Irish(9.7) | German(6.7) | Scotchn/aIrish(3.8) |
| Andover | KS | Butler County | German(36.8) | Irish(13.3) | English(11.2) | American(10.0) | Italian(3.1) |
| Andover | MA | Essex County | Irish(24.9) | Italian(16.1) | English(13.3) | German(8.7) | Polish(5.7) |
| Andover | MN | Anoka County | German(39.5) | Norwegian(17.2) | Irish(11.6) | Swedish(11.2) | Polish(8.3) |
| Andrews | TX | Andrews County | American(6.9) | Irish(5.6) | German(5.3) | English(4.6) | Italian(1.7) |
| Angleton | TX | Brazoria County | German(12.4) | Irish(7.6) | English(6.7) | American(6.3) | French(4.4) |
| Ankeny | IA | Polk County | German(38.2) | Irish(14.9) | English(11.6) | Norwegian(8.7) | American(4.8) |
| Ann Arbor | MI | Washtenaw County | German(18.3) | English(10.5) | Irish(9.8) | Polish(6.7) | American(5.1) |
| Annandale | VA | Fairfax County | German(7.3) | Irish(6.2) | English(5.7) | Italian(3.1) | American(2.9) |
| Annapolis | MD | Anne Arundel County | Irish(14.0) | German(13.5) | English(11.2) | Italian(5.7) | American(3.7) |
| Annapolis Neck | MD | Anne Arundel County | German(21.6) | English(17.4) | Irish(15.8) | Italian(6.8) | Scottish(5.3) |
| Anniston | AL | Calhoun County | American(8.6) | English(7.3) | Irish(6.1) | German(5.5) | African(1.6) |
| Anoka | MN | Anoka County | German(33.9) | Norwegian(14.8) | Irish(13.6) | Swedish(10.2) | Polish(7.5) |
| Ansonia | CT | New Haven County | Italian(26.2) | Irish(16.6) | Polish(10.7) | German(6.7) | English(5.5) |
| Antelope | CA | Sacramento County | German(9.8) | Irish(7.9) | Ukrainian(7.4) | English(4.6) | Russian(4.0) |
| Anthem | AZ | Maricopa County | German(22.0) | Irish(20.1) | Italian(11.0) | English(8.6) | Swedish(4.8) |
| Antioch | CA | Contra Costa County | Irish(7.8) | German(7.5) | Italian(5.5) | English(4.5) | American(2.9) |
| Antioch | IL | Lake County | German(38.1) | Irish(20.1) | Polish(13.5) | Italian(8.9) | English(6.6) |
| Antrim | PA | Franklin County | German(35.9) | American(15.3) | English(8.2) | Irish(8.1) | Italian(4.3) |
| Antwerp | MI | Van Buren County | German(27.0) | Irish(12.8) | English(12.4) | American(11.8) | Dutch(10.8) |
| Apache Junction | AZ | Pinal County | German(24.2) | Irish(11.3) | English(10.1) | American(4.9) | Italian(4.7) |
| Apex | NC | Wake County | German(18.1) | Irish(16.5) | English(14.0) | Italian(9.4) | American(8.3) |
| Apollo Beach | FL | Hillsborough County | Irish(17.2) | German(17.0) | English(12.9) | American(10.1) | Italian(7.4) |
| Apopka | FL | Orange County | German(10.6) | English(9.2) | Irish(9.2) | American(9.1) | Italian(4.3) |
| Apple Valley | CA | San Bernardino County | German(13.7) | English(11.1) | Irish(10.4) | Italian(5.7) | American(4.0) |
| Apple Valley | MN | Dakota County | German(35.0) | Irish(15.6) | Norwegian(15.3) | Swedish(8.5) | English(7.6) |
| Appleton | WI | Outagamie County | German(45.8) | Irish(12.2) | Polish(7.3) | Dutch(6.4) | English(5.5) |
| Arbutus | MD | Baltimore County | German(26.0) | Irish(20.0) | English(8.0) | Italian(7.3) | American(5.6) |
| Arcadia | CA | Los Angeles County | German(4.2) | English(3.7) | Irish(2.8) | Italian(2.5) | American(1.6) |
| Arcadia | NY | Wayne County | German(19.6) | Dutch(16.4) | English(16.3) | Italian(11.6) | Irish(11.4) |
| Arcata | CA | Humboldt County | Irish(13.4) | German(13.0) | English(10.1) | European(6.9) | Italian(5.4) |
| Archdale | NC | Randolph County | German(13.9) | English(13.5) | American(12.1) | Irish(10.0) | Scottish(2.7) |
| Arden-Arcade | CA | Sacramento County | German(15.0) | Irish(12.9) | English(11.1) | Italian(6.1) | American(4.2) |
| Ardmore | OK | Carter County | American(23.7) | Irish(7.1) | German(6.4) | English(5.7) | French(1.7) |
| Ardmore | PA | Montgomery County | Irish(21.6) | German(18.0) | Italian(14.6) | English(11.1) | Russian(4.4) |
| Arizona City | AZ | Pinal County | Irish(14.3) | German(14.2) | English(5.6) | French(2.7) | American(2.4) |
| Arkadelphia | AR | Clark County | German(9.1) | Irish(8.9) | English(5.8) | American(4.4) | Scottish(2.6) |
| Arkansas City | KS | Cowley County | German(23.1) | American(11.6) | Irish(10.8) | English(7.4) | Dutch(2.8) |
| Arlington | MA | Middlesex County | Irish(25.4) | Italian(14.0) | English(11.1) | German(9.7) | Polish(3.9) |
| Arlington | TN | Shelby County | German(13.7) | Irish(12.6) | English(10.8) | American(8.6) | Scottish(3.6) |
| Arlington | TX | Tarrant County | German(10.2) | Irish(8.2) | English(6.0) | American(4.8) | Italian(1.9) |
| Arlington | VA | Arlington County | Irish(13.0) | German(12.9) | English(10.6) | Italian(6.0) | American(3.8) |
| Arlington | WA | Snohomish County | German(19.1) | Irish(12.6) | English(9.5) | American(7.4) | Norwegian(7.2) |
| Arlington Heights | IL | Cook County | German(25.3) | Irish(17.3) | Polish(15.8) | Italian(11.2) | English(5.9) |
| Arnold | MD | Anne Arundel County | German(23.6) | Irish(23.4) | English(17.2) | Italian(10.4) | American(4.9) |
| Arnold | MO | Jefferson County | German(38.7) | Irish(15.8) | American(9.8) | English(8.2) | Italian(7.2) |
| Arroyo Grande | CA | San Luis Obispo County | German(15.6) | English(14.4) | Irish(12.3) | Italian(6.5) | American(5.2) |
| Artesia | CA | Los Angeles County | Portuguese(7.2) | American(3.2) | Dutch(2.6) | Irish(2.3) | French(1.7) |
| Artesia | NM | Eddy County | American(6.6) | German(6.6) | Irish(6.4) | English(5.3) | Portuguese(3.1) |
| Artondale | WA | Pierce County | German(20.8) | English(15.0) | Irish(13.4) | Norwegian(12.4) | French(7.2) |
| Arvada | CO | Jefferson County | German(26.5) | Irish(15.3) | English(12.4) | Italian(8.5) | American(4.5) |
| Arvin | CA | Kern County | Arab(1.0) | English(0.8) | Irish(0.7) | American(0.7) | German(0.6) |
| Asbury Park | NJ | Monmouth County | Irish(7.0) | Italian(5.9) | Haitian(4.3) | German(4.2) | English(2.4) |
| Ashburn | VA | Loudoun County | German(16.0) | Irish(14.0) | English(9.3) | Italian(7.7) | American(4.8) |
| Asheboro | NC | Randolph County | German(10.1) | American(9.5) | English(7.5) | Irish(5.9) | Scotchn/aIrish(1.8) |
| Asheville | NC | Buncombe County | German(14.4) | English(14.3) | Irish(12.5) | American(11.7) | Scotchn/aIrish(4.2) |
| Ashland | CA | Alameda County | German(2.5) | English(2.4) | American(2.4) | Irish(2.2) | Italian(1.8) |
| Ashland | KY | Boyd County | Irish(19.1) | American(16.8) | German(13.7) | English(13.2) | Scotchn/aIrish(2.5) |
| Ashland | MA | Middlesex County | Irish(22.4) | Italian(16.1) | English(10.6) | Russian(5.9) | German(5.8) |
| Ashland | OH | Ashland County | German(31.1) | Irish(12.5) | American(11.0) | English(10.3) | Italian(6.0) |
| Ashland | OR | Jackson County | German(21.2) | English(18.1) | Irish(16.1) | French(6.0) | Italian(5.3) |
| Ashtabula | OH | Ashtabula County | Italian(16.1) | German(16.0) | American(13.5) | Irish(11.8) | English(10.3) |
| Ashwaubenon | WI | Brown County | German(42.7) | Polish(9.7) | Irish(8.5) | Belgian(8.4) | Dutch(6.8) |
| Aspen Hill | MD | Montgomery County | Irish(7.3) | German(6.7) | English(6.3) | Italian(4.1) | American(2.7) |
| Aston | PA | Delaware County | Irish(34.2) | Italian(25.7) | German(20.5) | English(9.9) | Polish(6.3) |
| Atascadero | CA | San Luis Obispo County | German(20.3) | English(14.6) | Irish(10.8) | Italian(6.5) | American(6.3) |
| Atascocita | TX | Harris County | German(9.1) | Irish(8.5) | English(7.2) | American(5.6) | Italian(3.0) |
| Atchison | KS | Atchison County | German(31.8) | Irish(15.1) | English(11.9) | American(6.4) | European(4.0) |
| Athens | AL | Limestone County | American(19.8) | English(11.1) | Irish(9.5) | German(6.3) | Swedish(1.8) |
| Athens | GA | Clarke County | German(9.4) | American(9.4) | English(8.8) | Irish(8.3) | Scottish(3.5) |
| Athens | OH | Athens County | German(24.5) | Irish(14.1) | English(7.3) | Italian(6.8) | American(5.8) |
| Athens | TN | McMinn County | American(21.5) | Irish(13.3) | English(12.9) | German(10.2) | Dutch(1.9) |
| Athens | TX | Henderson County | American(17.0) | German(6.1) | English(5.5) | Irish(5.0) | Scotchn/aIrish(1.2) |
| Athol | MA | Worcester County | French(23.3) | English(18.5) | Irish(15.1) | French Canadian(8.8) | Italian(8.0) |
| Atlanta | GA | Fulton County | American(6.9) | English(6.4) | German(6.1) | Irish(5.2) | Scottish(2.0) |
| Atlantic Beach | FL | Duval County | German(13.8) | English(13.3) | Irish(13.1) | European(9.8) | American(7.5) |
| Atlantic City | NJ | Atlantic County | Italian(4.1) | Irish(3.8) | African(3.7) | American(2.1) | German(1.8) |
| Atmore | AL | Escambia County | American(7.3) | English(5.9) | Irish(5.7) | German(3.4) | African(3.2) |
| Attleboro | MA | Bristol County | Irish(25.8) | English(15.8) | Italian(12.2) | French(12.1) | Portuguese(10.1) |
| Atwater | CA | Merced County | German(5.5) | Irish(4.7) | English(4.5) | American(3.7) | Portuguese(3.2) |
| Auburn | AL | Lee County | English(15.4) | Irish(12.0) | German(11.9) | American(6.8) | Scottish(4.1) |
| Auburn | CA | Placer County | German(22.3) | Irish(16.7) | English(16.3) | Italian(8.2) | American(5.6) |
| Auburn | IN | DeKalb County | German(38.2) | Irish(15.4) | American(10.6) | English(9.1) | Scottish(3.2) |
| Auburn | MA | Worcester County | Irish(32.5) | French(17.9) | Italian(14.4) | English(9.6) | Polish(8.5) |
| Auburn | ME | Androscoggin County | English(20.8) | French Canadian(20.1) | French(19.6) | Irish(15.9) | German(6.5) |
| Auburn | NY | Cayuga County | Irish(24.4) | Italian(20.8) | English(14.5) | German(14.3) | Polish(7.6) |
| Auburn | WA | King County | German(14.0) | Irish(10.6) | English(10.0) | Norwegian(4.6) | Ukrainian(3.8) |
| Auburn Hills | MI | Oakland County | German(18.9) | Irish(11.0) | Polish(9.2) | English(8.4) | Italian(4.8) |
| Auburndale | FL | Polk County | American(12.2) | German(10.5) | Irish(10.2) | English(8.2) | Haitian(5.8) |
| Augusta | GA | Richmond County | American(8.7) | Irish(6.2) | German(5.9) | English(5.4) | African(2.4) |
| Augusta | ME | Kennebec County | French(23.3) | English(20.4) | Irish(17.1) | French Canadian(11.4) | American(8.5) |
| Aurora | CO | Arapahoe County | German(14.1) | Irish(8.3) | English(7.0) | American(4.8) | Italian(3.4) |
| Aurora | IL | Kane County | German(14.1) | Irish(8.5) | Polish(4.9) | Italian(4.5) | English(4.3) |
| Aurora | NY | Erie County | German(38.6) | Irish(23.5) | Polish(16.1) | Italian(15.7) | English(13.0) |
| Aurora | OH | Portage County | German(22.8) | Italian(14.8) | Irish(14.4) | Polish(10.9) | English(8.9) |
| Austin | MN | Mower County | German(32.1) | Norwegian(20.7) | Irish(10.8) | English(6.5) | Swedish(3.9) |
| Austin | TX | Travis County | German(12.7) | English(8.7) | Irish(8.5) | American(3.7) | French(2.9) |
| Austintown | OH | Mahoning County | German(27.4) | Irish(22.4) | Italian(19.1) | English(9.2) | Slovak(7.5) |
| Avenal | CA | Kings County | Irish(2.9) | English(2.3) | German(1.8) | American(0.8) | Arab(0.8) |
| Avenel | NJ | Middlesex County | Italian(11.8) | Irish(7.4) | Polish(6.5) | German(5.2) | Hungarian(2.8) |
| Aventura | FL | Miami-Dade County | American(8.4) | Polish(7.6) | Russian(6.9) | Italian(5.1) | Israeli(3.8) |
| Avocado Heights | CA | Los Angeles County | German(1.7) | Irish(1.4) | American(1.2) | English(1.2) | Dutch(0.7) |
| Avon | CT | Hartford County | Irish(21.1) | Italian(18.5) | English(13.6) | German(12.4) | Polish(10.0) |
| Avon | IN | Hendricks County | German(26.6) | English(19.6) | Irish(14.8) | American(6.7) | African(3.0) |
| Avon | OH | Lorain County | German(31.9) | Irish(22.7) | English(13.6) | Italian(11.0) | Polish(9.5) |
| Avon Lake | OH | Lorain County | German(28.9) | Irish(24.1) | English(13.6) | Italian(12.2) | Polish(8.0) |
| Avondale | AZ | Maricopa County | German(8.8) | Irish(6.7) | English(4.5) | American(3.4) | Italian(2.0) |
| Azalea Park | FL | Orange County | American(7.8) | Irish(6.3) | German(5.6) | English(2.1) | Italian(1.1) |
| Azle | TX | Tarrant County | English(13.2) | Irish(13.2) | German(13.0) | American(11.0) | Italian(4.2) |
| Azusa | CA | Los Angeles County | German(4.8) | Irish(3.3) | English(2.9) | Italian(2.4) | American(1.3) |
| Babylon | NY | Suffolk County | Italian(26.7) | Irish(18.8) | German(13.7) | Polish(5.9) | English(3.7) |
| Babylon | NY | Suffolk County | Irish(32.9) | Italian(32.6) | German(18.2) | English(7.6) | Polish(7.1) |
| Badger | AK | Fairbanks North Star Borough | German(26.8) | Irish(14.8) | English(7.3) | Swedish(4.5) | Italian(4.4) |
| Bailey's Crossroads | VA | Fairfax County | German(4.3) | Irish(4.1) | Arab(3.8) | English(3.2) | American(2.4) |
| Bainbridge | GA | Decatur County | American(6.2) | English(4.0) | German(3.2) | Irish(2.5) | Italian(0.7) |
| Bainbridge Island | WA | Kitsap County | German(22.2) | English(17.4) | Irish(17.1) | Norwegian(7.5) | European(5.2) |
| Baker | LA | East Baton Rouge Parish | American(8.9) | French(3.4) | Irish(3.0) | German(2.4) | English(1.9) |
| Bakersfield | CA | Kern County | German(8.2) | Irish(6.9) | English(5.6) | American(3.6) | Italian(2.8) |
| Balch Springs | TX | Dallas County | American(10.7) | English(2.4) | German(2.0) | Irish(1.8) | Nigerian(0.9) |
| Baldwin | NY | Nassau County | Irish(14.3) | Italian(12.4) | German(8.7) | Jamaican(4.8) | Haitian(4.8) |
| Baldwin | PA | Allegheny County | German(38.8) | Irish(23.6) | Italian(18.1) | Polish(12.0) | English(5.5) |
| Baldwin Park | CA | Los Angeles County | American(1.1) | German(1.1) | Irish(1.0) | English(0.4) | Italian(0.3) |
| Ballenger Creek | MD | Frederick County | German(19.0) | Irish(14.8) | English(10.3) | Italian(7.6) | American(5.9) |
| Ballwin | MO | Saint Louis County | German(33.1) | Irish(19.7) | English(12.7) | Italian(7.4) | American(6.6) |
| Baltimore | MD | Baltimore Independent City | German(7.4) | Irish(6.5) | English(3.6) | Italian(3.3) | Polish(2.5) |
| Bangor | ME | Penobscot County | Irish(20.7) | French(16.2) | English(16.2) | American(9.2) | German(7.8) |
| Bangor | MI | Bay County | German(27.4) | Polish(15.8) | French(12.9) | Irish(12.6) | English(8.9) |
| Banning | CA | Riverside County | German(9.8) | Irish(8.2) | English(6.7) | American(4.3) | Italian(3.9) |
| Baraboo | WI | Sauk County | German(45.8) | Irish(14.2) | English(10.3) | Norwegian(8.9) | Polish(6.1) |
| Barberton | OH | Summit County | German(21.3) | Irish(14.3) | English(8.1) | American(7.5) | Italian(5.0) |
| Bardstown | KY | Nelson County | English(14.8) | American(14.6) | Irish(12.3) | German(7.8) | French(2.5) |
| Barnegat | NJ | Ocean County | Italian(32.4) | Irish(26.4) | German(19.8) | Polish(8.3) | English(8.2) |
| Barnstable Town | MA | Barnstable County | Irish(26.8) | English(14.4) | American(12.6) | Italian(11.8) | German(6.7) |
| Barrington | IL | Cook County | Irish(22.1) | German(21.5) | Italian(14.3) | English(14.1) | Polish(9.1) |
| Barrington | RI | Bristol County | Irish(26.2) | Italian(19.4) | English(17.7) | German(9.9) | Portuguese(9.1) |
| Barstow | CA | San Bernardino County | German(6.9) | Irish(5.9) | American(5.7) | English(5.2) | French(2.6) |
| Bartlesville | OK | Washington County | German(17.8) | Irish(13.3) | English(11.0) | American(7.5) | French(2.7) |
| Bartlett | IL | DuPage County | German(26.1) | Italian(17.0) | Polish(15.9) | Irish(15.2) | English(4.4) |
| Bartlett | TN | Shelby County | Irish(14.1) | German(11.7) | English(10.3) | American(9.8) | Italian(3.6) |
| Bartow | FL | Polk County | English(11.0) | German(8.7) | Irish(8.6) | American(7.3) | Scottish(2.6) |
| Bastrop | LA | Morehouse Parish | English(6.9) | African(6.5) | Irish(5.7) | American(4.9) | French(2.5) |
| Batavia | IL | Kane County | German(31.8) | Irish(20.6) | English(12.5) | Italian(12.3) | Polish(11.6) |
| Batavia | NY | Genesee County | German(26.3) | Italian(19.9) | Irish(15.1) | English(12.4) | Polish(11.2) |
| Batesville | AR | Independence County | Irish(12.2) | American(11.6) | German(9.6) | English(7.2) | Scottish(3.0) |
| Bath | MI | Clinton County | German(26.9) | Irish(16.2) | English(10.5) | American(5.1) | Italian(5.0) |
| Bath | NY | Steuben County | German(19.2) | American(18.1) | English(15.3) | Irish(15.0) | Polish(6.2) |
| Baton Rouge | LA | East Baton Rouge Parish | French(8.3) | German(6.2) | English(6.1) | Irish(5.9) | American(5.5) |
| Battle Creek | MI | Calhoun County | German(19.2) | English(11.9) | Irish(10.9) | American(6.0) | Polish(3.8) |
| Battle Ground | WA | Clark County | German(23.5) | Irish(15.3) | English(11.6) | Ukrainian(4.8) | Dutch(4.2) |
| Bay City | MI | Bay County | German(26.7) | Polish(19.5) | French(12.3) | Irish(10.7) | English(6.7) |
| Bay City | TX | Matagorda County | German(11.3) | Irish(7.8) | English(5.9) | Czech(3.8) | French(3.7) |
| Bay Point | CA | Contra Costa County | German(3.7) | Irish(3.3) | American(3.1) | Italian(2.9) | English(1.9) |
| Bay Shore | NY | Suffolk County | Italian(16.7) | Irish(15.1) | German(9.8) | English(4.3) | Polish(3.0) |
| Bay Village | OH | Cuyahoga County | German(33.2) | Irish(28.3) | English(14.5) | Italian(12.7) | Polish(8.6) |
| Bayonet Point | FL | Pasco County | German(15.0) | Italian(14.6) | Irish(13.7) | American(12.4) | English(8.9) |
| Bayonne | NJ | Hudson County | Italian(17.4) | Irish(15.5) | Polish(12.7) | Egyptian(5.6) | German(4.9) |
| Bayou Blue | LA | Lafourche Parish | French(28.3) | French Canadian(11.7) | American(11.5) | Irish(6.0) | English(5.5) |
| Bayou Cane | LA | Terrebonne Parish | French(26.5) | American(11.4) | Irish(6.3) | German(5.9) | French Canadian(4.8) |
| Bayshore Gardens | FL | Manatee County | German(15.1) | English(13.4) | Irish(9.8) | American(8.1) | Polish(5.3) |
| Baytown | TX | Harris County | German(7.1) | Irish(6.3) | English(5.6) | American(3.9) | French(2.5) |
| Beach Park | IL | Lake County | German(18.4) | Irish(14.3) | English(7.1) | Polish(5.5) | Italian(3.2) |
| Beachwood | NJ | Ocean County | Italian(29.9) | Irish(27.6) | German(24.2) | Polish(12.1) | English(9.6) |
| Beachwood | OH | Cuyahoga County | Russian(11.6) | German(9.9) | Polish(9.8) | American(7.8) | Eastern European(6.4) |
| Beacon | NY | Dutchess County | Irish(21.1) | Italian(19.4) | German(11.3) | English(7.5) | French(4.2) |
| Bear | DE | New Castle County | Italian(13.3) | Irish(11.6) | German(9.6) | English(6.6) | Polish(3.5) |
| Beatrice | NE | Gage County | German(42.7) | Irish(10.5) | English(8.2) | American(6.2) | Czech(5.3) |
| Beaufort | SC | Beaufort County | German(13.2) | English(12.3) | Irish(10.0) | American(9.0) | Italian(4.0) |
| Beaumont | CA | Riverside County | German(10.7) | Irish(7.7) | English(5.5) | Italian(4.2) | American(3.5) |
| Beaumont | TX | Jefferson County | German(6.2) | Irish(5.5) | French(5.1) | English(5.0) | American(2.9) |
| Beaver Dam | WI | Dodge County | German(53.5) | Irish(12.2) | Polish(8.2) | English(6.3) | Norwegian(5.9) |
| Beavercreek | OH | Greene County | German(26.1) | American(14.6) | Irish(13.3) | English(10.9) | Italian(4.7) |
| Beaverton | OR | Washington County | German(17.9) | Irish(11.3) | English(9.9) | European(3.5) | Italian(3.4) |
| Beckley | WV | Raleigh County | American(20.4) | Irish(9.4) | German(8.9) | English(8.5) | Italian(3.4) |
| Bedford | IN | Lawrence County | German(16.2) | Irish(13.6) | American(13.3) | English(8.3) | Italian(2.6) |
| Bedford | MA | Middlesex County | Irish(19.2) | Italian(16.0) | English(12.0) | German(9.3) | French(4.9) |
| Bedford | MI | Monroe County | German(35.3) | Polish(16.4) | Irish(14.0) | English(11.1) | French(9.3) |
| Bedford | NH | Hillsborough County | Irish(24.0) | English(13.1) | Italian(10.9) | French Canadian(10.5) | German(8.7) |
| Bedford | NY | Westchester County | Italian(20.2) | Irish(16.8) | German(11.1) | English(8.9) | Russian(6.1) |
| Bedford | OH | Cuyahoga County | Irish(9.1) | German(9.0) | Italian(9.0) | Polish(8.0) | English(7.1) |
| Bedford | TX | Tarrant County | German(18.0) | English(14.4) | Irish(12.9) | American(11.2) | Italian(3.4) |
| Bedford Heights | OH | Cuyahoga County | Italian(3.6) | German(3.5) | Irish(3.4) | Polish(1.7) | African(1.7) |
| Beech Grove | IN | Marion County | German(23.8) | Irish(16.0) | American(11.0) | English(7.8) | Italian(3.9) |
| Beecher | MI | Genesee County | German(4.6) | Irish(3.8) | African(2.6) | American(2.4) | English(1.8) |
| Beekman | NY | Dutchess County | Italian(32.3) | Irish(25.8) | German(14.8) | English(6.2) | Russian(3.8) |
| Beeville | TX | Bee County | German(9.9) | Irish(5.9) | English(5.8) | French(2.7) | Scottish(2.2) |
| Bel Air | MD | Harford County | German(26.3) | Irish(20.9) | English(15.3) | Italian(9.7) | Polish(8.2) |
| Bel Air North | MD | Harford County | German(34.6) | Irish(21.1) | Italian(15.9) | English(13.5) | Polish(9.5) |
| Bel Air South | MD | Harford County | German(28.5) | Irish(20.4) | English(12.3) | Italian(11.1) | Polish(8.3) |
| Belchertown | MA | Hampshire County | Irish(22.7) | French(17.0) | Polish(15.8) | English(12.9) | Italian(10.7) |
| Bell | CA | Los Angeles County | American(1.8) | Lebanese(1.4) | German(0.8) | Irish(0.7) | Other Arab(0.6) |
| Bell Gardens | CA | Los Angeles County | American(1.1) | Italian(0.4) | Irish(0.3) | English(0.3) | German(0.2) |
| Bella Vista | AR | Benton County | German(20.0) | English(13.6) | Irish(11.8) | American(8.6) | Italian(3.9) |
| Bellaire | TX | Harris County | German(14.8) | American(12.9) | English(11.9) | Irish(8.1) | Italian(4.7) |
| Bellair-Meadowbrook Terrace | FL | Clay County | German(13.6) | Irish(10.8) | English(8.4) | American(7.0) | Italian(3.2) |
| Belle Chasse | LA | Plaquemines Parish | French(18.7) | Italian(14.2) | Irish(12.8) | German(12.4) | American(9.3) |
| Belle Glade | FL | Palm Beach County | Haitian(10.7) | African(4.4) | Jamaican(4.2) | American(3.6) | English(2.7) |
| Bellefontaine | OH | Logan County | German(27.9) | American(15.1) | Irish(14.6) | English(9.1) | Italian(6.3) |
| Bellefontaine Neighbors | MO | Saint Louis County | German(7.9) | Irish(5.7) | English(3.9) | Italian(2.8) | African(2.3) |
| Belleville | IL | Saint Clair County | German(27.0) | Irish(10.3) | European(8.2) | English(7.2) | American(5.0) |
| Belleville | NJ | Essex County | Italian(18.7) | Irish(7.0) | American(4.2) | German(3.6) | Polish(1.8) |
| Bellevue | NE | Sarpy County | German(27.8) | Irish(16.0) | English(10.5) | Polish(5.6) | American(4.2) |
| Bellevue | WA | King County | German(12.5) | English(9.8) | Irish(8.0) | Norwegian(3.7) | Italian(3.3) |
| Bellevue | WI | Brown County | German(34.1) | Belgian(10.2) | Polish(10.1) | Irish(8.3) | Dutch(5.3) |
| Bellflower | CA | Los Angeles County | German(3.6) | Dutch(2.6) | Irish(2.5) | American(2.1) | Italian(2.1) |
| Bellingham | MA | Norfolk County | Irish(31.4) | Italian(21.6) | English(15.7) | French(12.3) | French Canadian(7.4) |
| Bellingham | WA | Whatcom County | German(19.5) | Irish(16.0) | English(12.4) | Norwegian(7.3) | Scottish(4.5) |
| Bellmawr | NJ | Camden County | Irish(31.2) | Italian(27.8) | German(23.1) | English(8.8) | Polish(6.3) |
| Bellmore | NY | Nassau County | Italian(29.4) | Irish(17.1) | German(14.9) | Russian(6.1) | American(5.9) |
| Bellview | FL | Escambia County | American(14.1) | English(11.0) | German(10.6) | Irish(10.1) | Italian(4.5) |
| Bellwood | IL | Cook County | Italian(1.4) | African(1.1) | German(1.1) | Irish(1.0) | Polish(0.6) |
| Belmont | CA | San Mateo County | German(12.6) | Irish(10.6) | English(9.1) | Italian(8.2) | French(4.1) |
| Belmont | MA | Middlesex County | Irish(23.6) | Italian(12.9) | English(10.5) | German(7.3) | Armenian(5.5) |
| Belmont | NC | Gaston County | German(16.8) | Irish(14.2) | American(13.4) | English(11.6) | Scotchn/aIrish(5.8) |
| Beloit | WI | Rock County | German(26.5) | Irish(13.2) | Norwegian(7.8) | English(7.1) | Polish(3.9) |
| Belton | MO | Cass County | German(27.7) | Irish(15.5) | English(9.6) | American(8.9) | Italian(3.7) |
| Belton | TX | Bell County | German(16.2) | English(13.6) | Irish(12.9) | American(5.4) | French(2.8) |
| Beltsville | MD | Prince George's County | German(7.4) | African(6.0) | Irish(5.3) | English(4.9) | Jamaican(2.5) |
| Belvedere Park | GA | DeKalb County | German(3.7) | Irish(3.2) | English(2.8) | American(2.4) | African(1.3) |
| Belvidere | IL | Boone County | German(19.5) | Irish(12.9) | American(6.5) | English(6.5) | Italian(5.6) |
| Bemidji | MN | Beltrami County | German(28.0) | Norwegian(20.0) | Irish(8.6) | Swedish(7.3) | English(5.3) |
| Benbrook | TX | Tarrant County | German(16.1) | English(14.1) | Irish(12.9) | American(11.6) | European(3.7) |
| Bend | OR | Deschutes County | German(22.3) | Irish(16.0) | English(14.0) | Norwegian(5.6) | Italian(4.7) |
| Benicia | CA | Solano County | German(16.8) | Irish(13.5) | English(13.3) | Italian(5.9) | French(3.8) |
| Bennington | VT | Bennington County | Irish(20.4) | French(13.6) | English(12.3) | German(11.5) | Italian(9.7) |
| Bensalem | PA | Bucks County | Irish(25.2) | German(20.6) | Italian(14.4) | Polish(8.7) | English(6.7) |
| Bensenville | IL | DuPage County | German(11.3) | Polish(10.0) | Irish(8.6) | Italian(8.1) | English(3.5) |
| Benton | AR | Saline County | English(13.3) | Irish(12.0) | German(11.6) | American(10.4) | French(3.5) |
| Benton | MI | Berrien County | German(15.2) | Irish(7.0) | American(4.8) | English(4.0) | Italian(3.3) |
| Benton Harbor | MI | Berrien County | German(4.8) | American(2.0) | English(1.9) | Irish(0.9) | Dutch(0.9) |
| Bentonville | AR | Benton County | German(13.5) | Irish(9.9) | American(6.9) | English(6.8) | Italian(2.4) |
| Berea | KY | Madison County | American(20.5) | German(14.0) | Irish(13.8) | English(13.4) | Scotchn/aIrish(3.6) |
| Berea | OH | Cuyahoga County | German(31.3) | Irish(20.4) | English(10.9) | Italian(9.9) | Polish(8.1) |
| Berea | SC | Greenville County | American(12.2) | Irish(9.9) | German(6.5) | English(6.2) | Scotchn/aIrish(2.9) |
| Bergenfield | NJ | Bergen County | Italian(11.7) | Irish(9.7) | German(6.8) | Polish(4.4) | American(2.8) |
| Berkeley | CA | Alameda County | German(9.6) | English(8.5) | Irish(8.1) | Italian(4.5) | Russian(3.3) |
| Berkeley | NJ | Ocean County | Italian(31.7) | Irish(22.8) | German(18.3) | Polish(9.7) | English(6.8) |
| Berkeley Heights | NJ | Union County | Italian(31.4) | Irish(17.1) | German(13.8) | Polish(6.8) | English(6.6) |
| Berkley | CO | Adams County | German(10.5) | Irish(5.5) | English(4.8) | French(3.4) | American(3.3) |
| Berkley | MI | Oakland County | German(26.9) | Irish(18.2) | English(15.4) | Polish(13.4) | Italian(8.9) |
| Berlin | CT | Hartford County | Italian(32.8) | Polish(22.5) | Irish(16.8) | German(10.7) | English(8.5) |
| Berlin | NH | Coos County | French(30.7) | French Canadian(25.1) | Irish(13.6) | English(8.4) | Italian(6.9) |
| Bernards | NJ | Somerset County | Irish(21.6) | Italian(21.0) | German(16.7) | English(8.6) | American(8.3) |
| Berwick | PA | Columbia County | German(33.0) | Italian(13.8) | English(11.3) | Irish(10.3) | American(7.1) |
| Berwyn | IL | Cook County | Italian(8.1) | German(6.8) | Polish(6.7) | Irish(6.3) | Czech(3.2) |
| Bessemer | AL | Jefferson County | American(6.5) | Irish(3.7) | English(2.2) | German(1.8) | African(1.2) |
| Bethany | OK | Oklahoma County | German(14.4) | Irish(11.9) | English(10.1) | American(7.9) | Scottish(3.1) |
| Bethany | OR | Washington County | German(14.9) | English(8.3) | Irish(8.2) | Scottish(3.3) | Norwegian(3.0) |
| Bethel | CT | Fairfield County | Italian(23.6) | Irish(23.4) | German(15.8) | English(10.7) | Polish(6.0) |
| Bethel Park | PA | Allegheny County | German(34.7) | Irish(23.5) | Italian(19.2) | Polish(10.5) | English(8.6) |
| Bethesda | MD | Montgomery County | German(13.4) | Irish(13.1) | English(10.7) | Russian(6.6) | Italian(5.8) |
| Bethlehem | NY | Albany County | Irish(26.9) | German(19.2) | Italian(16.3) | English(12.7) | Polish(6.8) |
| Bethlehem | PA | Northampton County | German(22.5) | Irish(13.1) | Italian(9.9) | English(6.0) | Polish(4.8) |
| Bethlehem | PA | Northampton County | German(24.4) | Italian(16.4) | Irish(14.4) | English(8.6) | Polish(6.2) |
| Bethpage | NY | Nassau County | Italian(34.5) | Irish(25.6) | German(17.1) | Polish(6.4) | American(3.5) |
| Bettendorf | IA | Scott County | German(36.7) | Irish(17.7) | English(11.9) | American(5.5) | Swedish(3.4) |
| Beverly | MA | Essex County | Irish(26.1) | Italian(20.8) | English(17.3) | French(9.2) | German(8.1) |
| Beverly Hills | CA | Los Angeles County | Iranian(25.4) | Russian(8.7) | English(7.2) | German(7.1) | Polish(6.4) |
| Beverly Hills | MI | Oakland County | German(23.6) | Irish(19.1) | English(14.8) | Polish(11.6) | Italian(9.6) |
| Bexley | OH | Franklin County | German(31.7) | Irish(13.5) | English(11.7) | Italian(8.1) | American(6.2) |
| Biddeford | ME | York County | French(29.6) | French Canadian(16.7) | Irish(15.9) | English(14.4) | German(6.8) |
| Big Bear City | CA | San Bernardino County | German(19.7) | Irish(15.1) | English(12.7) | Italian(7.6) | Swedish(4.7) |
| Big Lake | MN | Sherburne County | German(39.4) | Norwegian(16.1) | Swedish(12.5) | Irish(12.1) | Polish(9.8) |
| Big Rapids | MI | Mecosta County | German(27.8) | Irish(14.4) | Polish(12.0) | Dutch(8.3) | English(7.8) |
| Big Spring | TX | Howard County | Irish(8.1) | English(6.5) | American(6.3) | German(6.2) | French(1.8) |
| Billerica | MA | Middlesex County | Irish(30.6) | Italian(22.8) | English(13.0) | Portuguese(5.9) | French(5.8) |
| Billings | MT | Yellowstone County | German(28.0) | Irish(13.0) | American(12.0) | English(10.5) | Norwegian(10.2) |
| Biloxi | MS | Harrison County | Irish(11.6) | German(11.5) | French(8.0) | English(7.8) | American(7.6) |
| Binghamton | NY | Broome County | Irish(21.7) | German(14.8) | Italian(13.6) | English(8.8) | Polish(4.1) |
| Birmingham | AL | Jefferson County | American(9.9) | Irish(3.5) | English(3.3) | German(2.9) | African(1.4) |
| Birmingham | MI | Oakland County | German(20.9) | Irish(15.2) | English(12.9) | Polish(11.2) | Italian(8.4) |
| Bismarck | ND | Burleigh County | German(56.2) | Norwegian(20.5) | Irish(7.2) | Russian(6.7) | American(3.7) |
| Bixby | OK | Tulsa County | German(17.8) | Irish(13.7) | American(12.6) | English(10.6) | Italian(3.6) |
| Black Forest | CO | El Paso County | German(26.5) | Irish(18.5) | English(15.1) | American(8.3) | Italian(6.2) |
| Blackfoot | ID | Bingham County | English(14.7) | American(13.6) | German(11.6) | Irish(6.2) | Scottish(5.3) |
| Blackman | MI | Jackson County | German(23.2) | Irish(14.7) | English(12.5) | Polish(8.5) | American(7.6) |
| Blacksburg | VA | Montgomery County | German(16.6) | Irish(13.0) | English(10.3) | Italian(6.5) | American(5.7) |
| Blaine | MN | Anoka County | German(34.1) | Norwegian(13.4) | Irish(11.5) | Swedish(9.3) | Polish(6.3) |
| Bloomfield | CT | Hartford County | Jamaican(17.5) | Irish(8.1) | Italian(7.2) | English(5.5) | German(5.0) |
| Bloomfield | MI | Oakland County | German(18.6) | Irish(14.4) | English(10.2) | Polish(9.3) | Italian(6.6) |
| Bloomfield | NJ | Essex County | Italian(18.8) | Irish(11.3) | German(6.9) | Polish(4.5) | English(3.9) |
| Blooming Grove | NY | Orange County | Irish(29.5) | Italian(21.5) | German(18.7) | American(8.2) | English(6.2) |
| Bloomingdale | FL | Hillsborough County | German(17.9) | Irish(15.4) | English(10.4) | American(10.1) | Italian(9.3) |
| Bloomingdale | IL | DuPage County | Italian(21.4) | German(19.2) | Polish(16.1) | Irish(12.8) | English(4.1) |
| Bloomington | CA | San Bernardino County | German(4.5) | Irish(2.2) | English(1.5) | American(0.9) | Romanian(0.9) |
| Bloomington | IL | McLean County | German(25.4) | Irish(14.0) | English(9.9) | American(7.9) | Italian(3.7) |
| Bloomington | IN | Monroe County | German(23.7) | Irish(14.4) | English(10.3) | Italian(4.5) | Polish(4.3) |
| Bloomington | MN | Hennepin County | German(29.5) | Norwegian(15.7) | Irish(11.5) | Swedish(11.1) | English(7.4) |
| Bloomsburg | PA | Columbia County | German(29.6) | Irish(16.4) | Italian(11.0) | English(11.0) | Polish(5.9) |
| Blue Ash | OH | Hamilton County | German(26.7) | Irish(17.2) | English(11.3) | American(6.2) | Italian(4.2) |
| Blue Island | IL | Cook County | German(7.8) | Italian(5.3) | Polish(4.8) | Irish(4.7) | English(1.7) |
| Blue Springs | MO | Jackson County | German(24.8) | Irish(14.3) | English(10.5) | American(7.4) | Italian(4.0) |
| Bluefield | WV | Mercer County | German(13.1) | Irish(12.9) | English(11.5) | American(9.3) | Scotchn/aIrish(4.5) |
| Bluffton | SC | Beaufort County | Irish(13.4) | German(12.6) | Italian(9.1) | English(8.8) | American(4.6) |
| Blythe | CA | Riverside County | German(6.1) | Irish(5.0) | English(4.2) | American(2.3) | Italian(1.8) |
| Blytheville | AR | Mississippi County | American(6.1) | German(5.0) | English(4.6) | Irish(4.3) | Scottish(0.7) |
| Boardman | OH | Mahoning County | Italian(26.7) | German(21.7) | Irish(18.9) | Slovak(8.9) | English(6.9) |
| Boca Raton | FL | Palm Beach County | German(13.6) | Italian(13.0) | Irish(11.4) | English(8.3) | American(6.9) |
| Boerne | TX | Kendall County | German(22.8) | English(15.5) | Irish(11.0) | American(5.5) | Italian(3.3) |
| Bogalusa | LA | Washington Parish | American(15.5) | English(7.5) | Irish(7.1) | German(5.3) | French(3.1) |
| Bohemia | NY | Suffolk County | Italian(36.8) | Irish(31.1) | German(23.5) | Polish(5.1) | Russian(3.0) |
| Boise City | ID | Ada County | German(17.7) | English(14.2) | Irish(10.7) | American(6.8) | Italian(4.2) |
| Bolingbrook | IL | Will County | German(13.6) | Irish(9.8) | Polish(7.6) | Italian(7.0) | English(3.9) |
| Bolivar | MO | Polk County | German(18.5) | American(12.9) | English(9.6) | Irish(7.7) | Italian(3.6) |
| Bon Air | VA | Chesterfield County | English(18.2) | German(15.6) | Irish(14.7) | American(8.3) | Italian(4.2) |
| Bonham | TX | Fannin County | German(12.1) | American(12.1) | Irish(8.7) | English(4.6) | Scotchn/aIrish(3.5) |
| Bonita | CA | San Diego County | German(7.6) | English(7.2) | Irish(5.2) | Italian(4.3) | French(3.2) |
| Bonita Springs | FL | Lee County | German(15.2) | Irish(11.8) | English(10.6) | American(10.1) | Italian(7.2) |
| Bonney Lake | WA | Pierce County | German(24.4) | Irish(14.6) | English(12.5) | Norwegian(6.0) | Italian(5.9) |
| Boone | IA | Boone County | German(31.7) | Irish(14.4) | English(9.9) | Swedish(9.7) | American(6.2) |
| Boone | NC | Watauga County | German(26.2) | Irish(17.0) | English(15.5) | Scottish(6.8) | American(5.9) |
| Bordentown | NJ | Burlington County | Italian(20.6) | German(17.2) | Irish(13.0) | Polish(13.0) | English(8.8) |
| Borger | TX | Hutchinson County | Irish(14.0) | German(11.5) | American(8.7) | English(8.4) | Scottish(2.6) |
| Bossier City | LA | Bossier Parish | American(12.8) | Irish(11.9) | German(10.0) | English(7.5) | French(5.3) |
| Boston | MA | Suffolk County | Irish(15.5) | Italian(8.2) | English(5.3) | German(4.8) | American(4.4) |
| Bostonia | CA | San Diego County | German(11.4) | Irish(10.2) | English(7.5) | Italian(3.5) | Iraqi(2.6) |
| Bothell | WA | King County | German(20.5) | English(13.2) | Irish(12.7) | Norwegian(6.7) | Swedish(4.2) |
| Bothell West | WA | Snohomish County | German(16.0) | English(13.2) | Irish(9.1) | Norwegian(5.4) | American(5.0) |
| Boulder | CO | Boulder County | German(22.7) | English(13.9) | Irish(13.7) | Italian(7.1) | French(4.4) |
| Boulder City | NV | Clark County | German(22.1) | English(17.8) | Irish(17.0) | Italian(7.2) | American(5.3) |
| Bound Brook | NJ | Somerset County | Italian(14.9) | German(8.5) | Irish(7.0) | Polish(5.7) | American(3.9) |
| Bountiful | UT | Davis County | English(35.7) | German(13.4) | Danish(6.3) | Irish(5.7) | Scottish(5.3) |
| Bourbonnais | IL | Kankakee County | German(27.1) | Irish(13.6) | English(8.5) | Polish(8.2) | French(7.9) |
| Bourne | MA | Barnstable County | Irish(29.8) | English(17.4) | Italian(12.4) | American(12.0) | German(7.1) |
| Bowie | MD | Prince George's County | German(9.9) | Irish(9.1) | English(6.4) | Italian(4.2) | American(3.6) |
| Bowling Green | KY | Warren County | German(13.5) | Irish(11.9) | English(8.9) | American(7.7) | Scottish(2.7) |
| Bowling Green | OH | Wood County | German(38.4) | Irish(16.8) | English(9.7) | Italian(6.7) | Polish(4.3) |
| Boynton Beach | FL | Palm Beach County | Haitian(13.7) | Irish(10.0) | Italian(8.5) | German(7.9) | English(6.0) |
| Bozeman | MT | Gallatin County | German(28.6) | Irish(15.1) | English(12.8) | Norwegian(9.4) | Italian(5.5) |
| Bradenton | FL | Manatee County | German(15.7) | Irish(10.8) | English(10.3) | Italian(5.7) | American(5.6) |
| Bradley | IL | Kankakee County | German(25.7) | Irish(16.7) | French(11.8) | English(7.8) | Polish(7.8) |
| Bradley Gardens | NJ | Somerset County | Italian(18.3) | Irish(12.8) | German(12.1) | Polish(8.2) | American(5.0) |
| Brainerd | MN | Crow Wing County | German(35.6) | Irish(13.6) | Norwegian(12.8) | English(7.3) | Swedish(6.7) |
| Braintree Town | MA | Norfolk County | Irish(41.6) | Italian(17.9) | English(10.0) | American(4.8) | German(4.6) |
| Branchburg | NJ | Somerset County | Italian(20.9) | German(16.9) | Irish(13.5) | Polish(10.0) | English(6.4) |
| Brandermill | VA | Chesterfield County | English(18.8) | Irish(17.5) | German(12.5) | Italian(7.0) | American(6.3) |
| Brandon | FL | Hillsborough County | German(11.6) | American(11.6) | Irish(10.7) | English(7.5) | Italian(6.1) |
| Brandon | MI | Oakland County | German(25.1) | Irish(17.6) | English(16.7) | Polish(11.2) | Italian(6.7) |
| Brandon | MS | Rankin County | English(13.6) | Irish(11.3) | American(10.6) | German(6.9) | Scotchn/aIrish(3.9) |
| Branford | CT | New Haven County | Italian(31.9) | Irish(24.5) | German(11.9) | English(10.3) | Polish(7.9) |
| Branson | MO | Taney County | German(18.7) | English(14.7) | Irish(9.2) | American(6.5) | Dutch(3.4) |
| Brattleboro | VT | Windham County | English(19.4) | Irish(19.1) | German(12.6) | French(11.2) | American(6.1) |
| Brawley | CA | Imperial County | German(3.7) | Irish(2.8) | English(1.7) | Danish(1.0) | American(0.9) |
| Brea | CA | Orange County | German(16.3) | English(9.9) | Irish(8.9) | Italian(4.7) | American(3.7) |
| Brecksville | OH | Cuyahoga County | German(25.7) | Polish(18.3) | Irish(16.1) | Italian(12.9) | English(12.2) |
| Bremerton | WA | Kitsap County | German(19.7) | Irish(13.4) | English(8.8) | Norwegian(6.5) | Italian(5.1) |
| Brenham | TX | Washington County | German(23.3) | English(6.7) | Irish(6.6) | American(4.6) | Polish(2.6) |
| Brent | FL | Escambia County | German(10.7) | American(9.8) | Irish(8.3) | English(7.0) | French(2.0) |
| Brentwood | CA | Contra Costa County | Irish(11.3) | German(10.7) | Italian(9.5) | English(8.7) | Portuguese(3.5) |
| Brentwood | NY | Suffolk County | Italian(5.0) | Irish(3.9) | Haitian(3.8) | German(2.9) | American(1.4) |
| Brentwood | TN | Williamson County | German(20.3) | English(16.6) | Irish(13.4) | American(10.2) | Scottish(5.0) |
| Brick | NJ | Ocean County | Italian(31.0) | Irish(28.1) | German(19.5) | Polish(8.1) | English(7.3) |
| Bridgeport | CT | Fairfield County | Jamaican(6.7) | Italian(6.1) | Irish(4.4) | American(3.4) | Haitian(2.7) |
| Bridgeport | MI | Saginaw County | German(27.2) | English(9.0) | Irish(8.1) | Polish(7.6) | American(5.2) |
| Bridgeton | MO | Saint Louis County | German(24.9) | Irish(13.5) | English(10.2) | American(7.0) | French(4.6) |
| Bridgeton | NJ | Cumberland County | Italian(5.4) | Irish(5.1) | German(4.7) | American(2.4) | English(1.8) |
| Bridgetown | OH | Hamilton County | German(52.9) | Irish(17.1) | English(8.1) | American(6.9) | Italian(6.9) |
| Bridgeview | IL | Cook County | Polish(25.0) | Irish(15.0) | German(12.4) | Italian(6.6) | Arab(6.2) |
| Bridgewater | MA | Plymouth County | Irish(38.8) | Italian(20.4) | English(13.1) | French(6.5) | Portuguese(6.1) |
| Bridgewater | NJ | Somerset County | Italian(18.6) | Irish(13.7) | German(13.5) | Polish(8.2) | American(8.0) |
| Brigham City | UT | Box Elder County | English(21.5) | American(14.4) | German(12.7) | Danish(9.6) | Irish(4.6) |
| Brighton | CO | Adams County | German(17.0) | American(7.4) | English(7.1) | Irish(6.7) | Italian(4.3) |
| Brighton | MI | Livingston County | German(24.7) | Irish(15.7) | English(14.6) | Polish(14.2) | Italian(8.5) |
| Brighton | NY | Monroe County | German(18.9) | Irish(17.3) | Italian(13.2) | English(12.7) | Polish(6.3) |
| Bristol | CT | Hartford County | Italian(21.3) | French(17.7) | Irish(16.9) | Polish(14.5) | German(10.0) |
| Bristol | PA | Bucks County | Irish(27.4) | German(23.0) | Italian(15.4) | Polish(8.5) | English(8.0) |
| Bristol | RI | Bristol County | Portuguese(33.6) | Italian(23.0) | Irish(19.2) | English(12.7) | French(8.2) |
| Bristol | TN | Sullivan County | American(22.8) | English(15.4) | Irish(11.9) | German(11.7) | Scotchn/aIrish(3.2) |
| Bristol | VA | Bristol Independent City | American(21.2) | English(19.4) | German(14.4) | Irish(11.8) | Scottish(3.1) |
| Broadlands | VA | Loudoun County | German(15.0) | Irish(14.8) | English(10.6) | Italian(9.4) | French(6.7) |
| Broadview Heights | OH | Cuyahoga County | German(22.3) | Polish(17.4) | Italian(16.1) | Irish(13.1) | Hungarian(7.7) |
| Brockton | MA | Plymouth County | Irish(16.3) | Cape Verdean(15.2) | Haitian(11.0) | Italian(8.9) | English(5.7) |
| Broken Arrow | OK | Tulsa County | German(16.7) | Irish(13.0) | English(10.0) | American(9.4) | Italian(2.7) |
| Bronx | NY | Bronx County | Jamaican(4.6) | Italian(3.7) | Irish(2.5) | African(1.9) | West Indian(1.9) |
| Brook Park | OH | Cuyahoga County | German(25.1) | Irish(16.1) | Italian(14.7) | Polish(13.6) | English(8.8) |
| Brookfield | CT | Fairfield County | Italian(28.1) | Irish(19.8) | German(14.6) | English(9.9) | Polish(6.7) |
| Brookfield | IL | Cook County | German(27.2) | Irish(22.8) | Italian(17.3) | Polish(15.2) | Czech(6.8) |
| Brookfield | WI | Waukesha County | German(45.8) | Irish(15.3) | Polish(12.3) | English(8.1) | Italian(6.5) |
| Brookhaven | MS | Lincoln County | American(7.5) | Irish(4.9) | English(3.1) | German(2.3) | Italian(1.2) |
| Brookhaven | NY | Suffolk County | Italian(31.0) | Irish(24.7) | German(18.0) | English(5.2) | Polish(5.1) |
| Brookings | SD | Brookings County | German(43.1) | Norwegian(22.4) | Irish(12.5) | English(6.4) | Dutch(5.1) |
| Brookline | MA | Norfolk County | Irish(13.7) | English(10.1) | Russian(8.9) | German(8.8) | Italian(8.2) |
| Brooklyn | NY | Kings County | Italian(5.6) | American(4.4) | Russian(3.4) | Jamaican(3.4) | Irish(3.4) |
| Brooklyn | OH | Cuyahoga County | German(24.9) | Irish(17.0) | Italian(13.0) | Polish(8.6) | English(7.4) |
| Brooklyn Center | MN | Hennepin County | German(16.9) | Swedish(7.0) | Norwegian(6.1) | Irish(5.7) | African(4.4) |
| Brooklyn Park | MD | Anne Arundel County | German(23.9) | Irish(14.4) | English(8.5) | Polish(7.4) | American(6.3) |
| Brooklyn Park | MN | Hennepin County | German(21.2) | Norwegian(8.7) | Swedish(7.8) | Irish(6.3) | English(4.4) |
| Brookside | DE | New Castle County | Irish(20.1) | German(17.6) | English(9.9) | Italian(8.9) | Polish(4.4) |
| Broomall | PA | Delaware County | Italian(26.8) | Irish(24.8) | German(14.6) | English(6.9) | Greek(5.8) |
| Broomfield | CO | Broomfield County | German(23.9) | Irish(13.5) | English(13.5) | Italian(7.4) | American(7.3) |
| Brown Deer | WI | Milwaukee County | German(30.7) | Irish(8.8) | Polish(5.7) | American(3.8) | English(3.8) |
| Browns Mills | NJ | Burlington County | Irish(17.6) | German(13.7) | Italian(11.6) | English(10.5) | American(5.7) |
| Brownsburg | IN | Hendricks County | German(22.4) | English(18.7) | Irish(15.9) | American(9.3) | Polish(2.9) |
| Brownstown | MI | Wayne County | German(17.3) | Polish(12.6) | Irish(10.8) | English(9.1) | American(8.1) |
| Brownsville | FL | Miami-Dade County | American(19.6) | Bahamian(1.6) | African(0.7) | Jamaican(0.6) | British West Indian(0.5) |
| Brownsville | TN | Haywood County | American(9.7) | English(5.8) | Irish(3.8) | German(3.0) | African(2.6) |
| Brownsville | TX | Cameron County | American(1.3) | German(1.3) | Irish(0.8) | English(0.7) | French(0.4) |
| Brownwood | TX | Brown County | English(19.4) | German(10.5) | Irish(9.0) | American(7.8) | French(1.9) |
| Brunswick | GA | Glynn County | American(4.6) | Irish(4.1) | German(3.4) | English(2.6) | African(2.4) |
| Brunswick | ME | Cumberland County | English(23.0) | Irish(18.5) | French(14.5) | German(11.7) | Italian(7.1) |
| Brunswick | ME | Cumberland County | English(23.4) | Irish(19.2) | French(14.7) | German(11.3) | Italian(8.1) |
| Brunswick | NY | Rensselaer County | Irish(29.7) | Italian(19.3) | German(19.0) | English(12.0) | French(10.7) |
| Brunswick | OH | Medina County | German(28.5) | Irish(18.8) | Italian(14.1) | Polish(13.7) | English(8.0) |
| Brushy Creek | TX | Williamson County | German(16.9) | English(8.8) | Irish(8.5) | American(5.9) | Italian(5.0) |
| Bryan | TX | Brazos County | German(10.8) | Irish(7.7) | English(6.4) | American(4.0) | Italian(2.5) |
| Bryant | AR | Saline County | German(13.1) | Irish(12.6) | European(12.5) | American(11.4) | English(10.7) |
| Bryn Mawr-Skyway | WA | King County | German(7.4) | Irish(5.0) | English(4.1) | American(3.4) | Norwegian(2.2) |
| Buckeye | AZ | Maricopa County | American(12.4) | German(9.8) | Irish(7.6) | English(4.5) | Italian(3.0) |
| Buckhall | VA | Prince William County | Irish(16.4) | German(14.2) | English(10.8) | American(7.0) | Italian(5.5) |
| Buckingham | PA | Bucks County | Irish(24.7) | German(24.6) | Italian(19.3) | English(13.4) | Polish(7.7) |
| Bucyrus | OH | Crawford County | German(40.7) | Irish(19.2) | English(11.9) | American(11.7) | Dutch(3.8) |
| Buena Park | CA | Orange County | German(6.4) | Irish(5.6) | English(3.7) | Italian(3.1) | American(2.7) |
| Buenaventura Lakes | FL | Osceola County | Italian(3.2) | American(3.1) | Jamaican(2.3) | German(2.1) | Irish(1.8) |
| Buffalo | MN | Wright County | German(41.1) | Norwegian(15.7) | Swedish(12.7) | Irish(10.0) | English(6.9) |
| Buffalo | NY | Erie County | Irish(12.8) | German(12.6) | Italian(11.1) | Polish(10.3) | English(3.8) |
| Buffalo Grove | IL | Lake County | Russian(13.6) | German(13.5) | Polish(11.0) | American(7.5) | Irish(7.5) |
| Buford | GA | Gwinnett County | American(9.4) | English(8.2) | German(7.7) | Irish(7.6) | Italian(5.6) |
| Bull Run | VA | Prince William County | German(5.4) | Irish(4.1) | English(3.8) | American(2.3) | African(2.2) |
| Bullhead City | AZ | Mohave County | German(20.8) | Irish(11.5) | English(9.8) | American(5.7) | Polish(4.5) |
| Burbank | CA | Los Angeles County | Armenian(13.3) | German(9.1) | Irish(7.9) | Italian(6.2) | English(6.2) |
| Burbank | IL | Cook County | Polish(28.5) | Irish(10.5) | German(10.2) | Italian(4.9) | Palestinian(3.4) |
| Burien | WA | King County | German(13.5) | Irish(9.0) | English(8.7) | Norwegian(5.8) | Italian(3.7) |
| Burkburnett | TX | Wichita County | American(19.4) | German(16.1) | Irish(14.2) | English(7.2) | French(3.3) |
| Burke | VA | Fairfax County | German(15.1) | Irish(11.1) | English(11.0) | Italian(7.4) | American(4.2) |
| Burke Centre | VA | Fairfax County | German(16.4) | Irish(14.4) | English(8.9) | Italian(4.9) | American(4.3) |
| Burleson | TX | Johnson County | Irish(15.8) | English(15.7) | German(14.7) | American(13.9) | Italian(2.5) |
| Burley | ID | Cassia County | English(19.1) | German(14.1) | American(10.0) | Irish(9.6) | Danish(3.2) |
| Burlingame | CA | San Mateo County | Irish(14.4) | German(11.4) | Italian(10.4) | English(7.7) | American(3.0) |
| Burlington | IA | Des Moines County | German(31.8) | Irish(13.6) | English(9.3) | American(8.7) | Swedish(3.5) |
| Burlington | KY | Boone County | German(29.7) | Irish(17.9) | American(11.6) | English(10.8) | Scottish(3.8) |
| Burlington | MA | Middlesex County | Irish(27.4) | Italian(21.4) | English(8.6) | German(6.6) | American(4.5) |
| Burlington | NC | Alamance County | English(9.8) | German(9.5) | American(8.5) | Irish(5.2) | Scotchn/aIrish(3.1) |
| Burlington | NJ | Burlington County | Irish(17.8) | German(16.1) | Italian(15.5) | English(6.0) | Polish(5.9) |
| Burlington | VT | Chittenden County | Irish(21.6) | French(12.2) | English(11.4) | German(11.2) | Italian(10.4) |
| Burlington | WI | Racine County | German(42.3) | Irish(12.1) | English(8.0) | Italian(5.1) | Polish(4.9) |
| Burnsville | MN | Dakota County | German(31.2) | Norwegian(13.5) | Irish(11.4) | Swedish(7.7) | English(6.8) |
| Burr Ridge | IL | DuPage County | German(17.3) | Irish(16.8) | Italian(12.4) | Polish(10.4) | English(6.6) |
| Burrillville | RI | Providence County | French(28.3) | Irish(22.9) | French Canadian(17.0) | English(14.8) | Italian(13.4) |
| Burton | MI | Genesee County | German(19.6) | Irish(12.6) | English(10.1) | American(7.2) | French(5.9) |
| Butler | PA | Butler County | German(39.1) | Irish(20.0) | Italian(13.5) | English(9.0) | Polish(8.2) |
| Butler | PA | Butler County | German(42.3) | Irish(21.7) | Italian(11.7) | English(9.0) | Polish(5.0) |
| Butte-Silver Bow | MT | Silver Bow County | Irish(29.5) | German(23.8) | English(15.6) | Italian(6.2) | Norwegian(5.8) |
| Byram | MS | Hinds County | Irish(10.2) | American(9.3) | English(3.8) | German(3.6) | French(3.2) |
| Byron | MI | Kent County | Dutch(37.3) | German(23.4) | Irish(11.7) | English(8.5) | Polish(5.1) |
| Ca±on City | CO | Fremont County | German(25.9) | Irish(16.2) | English(11.2) | Italian(5.4) | American(5.3) |
| Cabot | AR | Lonoke County | American(23.7) | German(15.2) | English(14.2) | Irish(11.6) | Scotchn/aIrish(2.6) |
| Cadillac | MI | Wexford County | German(22.1) | Irish(14.3) | American(10.3) | English(8.0) | Polish(6.3) |
| Cahokia | IL | Saint Clair County | German(7.7) | European(7.6) | American(3.6) | Irish(3.4) | English(3.1) |
| Calabasas | CA | Los Angeles County | Russian(11.0) | Iranian(9.5) | German(9.1) | English(7.3) | Irish(6.7) |
| Caldwell | ID | Canyon County | American(18.0) | German(15.0) | English(10.6) | Irish(8.3) | French(3.2) |
| Caledonia | MI | Kent County | German(29.3) | Dutch(20.6) | Irish(13.5) | English(13.3) | Polish(7.9) |
| Caledonia | WI | Racine County | German(41.1) | Polish(13.3) | Irish(10.6) | English(6.6) | Italian(5.0) |
| Calera | AL | Shelby County | Irish(11.4) | German(10.8) | American(10.7) | English(9.7) | French(3.4) |
| Calexico | CA | Imperial County | American(0.4) | Italian(0.4) | German(0.2) | Irish(0.2) | Palestinian(0.2) |
| Calhoun | GA | Gordon County | American(14.2) | English(6.5) | Irish(5.1) | German(3.2) | Italian(1.5) |
| California | MD | Saint Mary's County | German(17.6) | Irish(13.0) | English(12.0) | American(5.4) | Italian(3.7) |
| California City | CA | Kern County | German(12.5) | Irish(8.0) | English(7.1) | American(5.2) | Dutch(2.3) |
| Callaway | FL | Bay County | American(13.4) | Irish(11.4) | German(10.5) | English(7.7) | Italian(2.4) |
| Caln | PA | Chester County | Irish(26.7) | German(18.4) | Italian(17.0) | English(7.2) | Polish(5.4) |
| Calumet City | IL | Cook County | Polish(5.0) | Italian(2.0) | Irish(2.0) | German(2.0) | African(1.8) |
| Calverton | MD | Montgomery County | German(6.5) | English(6.2) | Irish(5.0) | Jamaican(3.7) | Ethiopian(2.9) |
| Camano | WA | Island County | German(22.9) | English(15.2) | Irish(12.7) | Norwegian(9.4) | Swedish(5.7) |
| Camarillo | CA | Ventura County | German(15.6) | English(10.9) | Irish(10.4) | Italian(6.3) | French(3.3) |
| Camas | WA | Clark County | German(22.7) | Irish(15.2) | English(13.6) | Norwegian(6.2) | American(6.0) |
| Cambridge | MA | Middlesex County | Irish(14.5) | German(9.5) | Italian(8.8) | English(8.6) | Polish(4.1) |
| Cambridge | MD | Dorchester County | American(13.5) | German(7.9) | Irish(6.8) | English(5.6) | Italian(3.2) |
| Cambridge | OH | Guernsey County | German(20.0) | Irish(14.8) | American(11.3) | English(8.9) | French(2.7) |
| Camden | AR | Ouachita County | English(6.6) | American(5.9) | Irish(5.2) | German(4.8) | Scotchn/aIrish(1.2) |
| Camden | NJ | Camden County | Irish(1.8) | Italian(1.5) | German(1.4) | Jamaican(1.1) | American(0.9) |
| Cameron Park | CA | El Dorado County | German(19.6) | English(14.1) | Irish(13.6) | Italian(9.3) | French(5.3) |
| Camillus | NY | Onondaga County | Irish(32.3) | Italian(22.0) | German(19.1) | English(12.4) | Polish(9.9) |
| Camp Pendleton South | CA | San Diego County | German(22.9) | Irish(15.3) | Italian(11.0) | English(7.4) | European(4.1) |
| Camp Springs | MD | Prince George's County | English(3.0) | American(2.7) | Irish(2.4) | German(2.4) | African(2.2) |
| Camp Verde | AZ | Yavapai County | German(19.6) | English(19.1) | Irish(13.6) | Italian(8.0) | French(7.7) |
| Campbell | CA | Santa Clara County | German(12.4) | Irish(11.1) | Italian(7.9) | English(7.8) | European(4.1) |
| Campton Hills | IL | Kane County | German(25.1) | Irish(17.7) | Polish(16.9) | Italian(12.0) | English(9.7) |
| Canandaigua | NY | Ontario County | German(22.0) | Irish(20.6) | English(16.4) | Italian(12.2) | Polish(5.5) |
| Canandaigua | NY | Ontario County | German(28.3) | Irish(23.5) | English(18.9) | Italian(16.5) | American(6.3) |
| Canby | OR | Clackamas County | German(22.3) | Irish(10.6) | English(10.2) | American(4.3) | French(3.6) |
| Candler-McAfee | GA | DeKalb County | American(2.8) | African(2.4) | English(2.1) | German(1.0) | Irish(0.8) |
| Cannon | MI | Kent County | German(28.5) | Dutch(20.6) | English(19.9) | Irish(17.4) | Polish(8.0) |
| Canton | CT | Hartford County | Irish(18.9) | Italian(18.6) | German(16.1) | English(14.1) | Polish(12.3) |
| Canton | GA | Cherokee County | American(13.6) | English(10.6) | Irish(10.4) | German(8.4) | Scotchn/aIrish(2.4) |
| Canton | IL | Fulton County | German(25.7) | English(14.3) | Irish(12.0) | American(11.9) | French(3.3) |
| Canton | MA | Norfolk County | Irish(37.2) | Italian(16.3) | English(8.6) | German(5.6) | Polish(4.9) |
| Canton | MI | Wayne County | German(17.3) | Polish(12.3) | Irish(10.4) | American(9.2) | English(7.8) |
| Canton | MS | Madison County | English(4.2) | American(3.5) | Irish(2.8) | German(2.3) | Italian(1.0) |
| Canton | NY | Saint Lawrence County | Irish(19.3) | French(14.6) | English(14.2) | German(13.1) | Italian(10.4) |
| Canton | OH | Stark County | German(22.6) | Irish(13.1) | Italian(8.9) | American(7.2) | English(5.7) |
| Canyon | TX | Randall County | German(21.2) | Irish(15.6) | English(9.6) | American(7.2) | Italian(3.5) |
| Canyon Lake | CA | Riverside County | German(22.3) | Irish(17.0) | American(10.6) | English(9.5) | Italian(6.4) |
| Canyon Lake | TX | Comal County | German(26.5) | English(14.1) | Irish(13.7) | American(10.8) | Polish(4.0) |
| Cape Coral | FL | Lee County | German(18.1) | Irish(14.2) | American(11.0) | Italian(10.8) | English(8.9) |
| Cape Girardeau | MO | Cape Girardeau County | German(28.7) | Irish(13.5) | American(9.9) | English(9.2) | French(3.7) |
| Carbondale | IL | Jackson County | German(18.9) | Irish(10.4) | English(7.8) | Italian(3.3) | Polish(2.8) |
| Carlisle | PA | Cumberland County | German(31.2) | Irish(13.8) | Italian(8.0) | English(7.0) | American(4.7) |
| Carlsbad | CA | San Diego County | German(16.5) | English(16.4) | Irish(11.8) | Italian(7.8) | American(4.0) |
| Carlsbad | NM | Eddy County | German(9.6) | Irish(8.9) | English(5.6) | American(5.5) | French(2.0) |
| Carmel | IN | Hamilton County | German(25.6) | Irish(12.8) | English(11.7) | American(7.5) | Italian(4.5) |
| Carmel | NY | Putnam County | Italian(35.2) | Irish(24.9) | German(14.4) | Polish(6.3) | English(5.3) |
| Carmichael | CA | Sacramento County | German(18.6) | English(14.6) | Irish(13.9) | Italian(7.7) | American(3.4) |
| Carney | MD | Baltimore County | German(23.6) | Irish(21.3) | Italian(8.3) | English(7.6) | Polish(6.4) |
| Carnot-Moon | PA | Allegheny County | German(27.1) | Irish(17.3) | Italian(16.3) | Polish(8.9) | English(5.7) |
| Carol Stream | IL | DuPage County | German(21.7) | Italian(13.9) | Irish(13.2) | Polish(13.2) | English(6.0) |
| Carpentersville | IL | Kane County | German(14.5) | Polish(6.8) | Irish(6.6) | Italian(6.6) | American(2.8) |
| Carpinteria | CA | Santa Barbara County | German(11.4) | English(9.3) | Irish(8.8) | French(3.9) | Italian(3.8) |
| Carrboro | NC | Orange County | German(14.3) | English(13.2) | Irish(11.8) | Italian(4.8) | Scottish(4.7) |
| Carroll | IA | Carroll County | German(57.2) | Irish(12.2) | English(5.1) | American(4.8) | Dutch(4.7) |
| Carrollton | GA | Carroll County | American(18.3) | English(7.7) | Irish(6.8) | German(3.8) | Scottish(2.0) |
| Carrollton | TX | Denton County | German(10.0) | English(8.6) | Irish(7.6) | American(4.6) | Italian(2.2) |
| Carrollwood | FL | Hillsborough County | Italian(10.6) | German(10.1) | Irish(9.7) | English(8.7) | American(5.6) |
| Carson | CA | Los Angeles County | African(4.2) | German(2.3) | English(1.9) | Irish(1.5) | Nigerian(1.3) |
| Carson City | NV | Carson City Independent City | German(18.8) | Irish(13.8) | English(12.9) | Italian(6.3) | American(5.7) |
| Carteret | NJ | Middlesex County | Italian(12.1) | Irish(9.6) | Polish(6.5) | German(4.6) | American(3.6) |
| Cartersville | GA | Bartow County | American(19.1) | English(7.8) | German(7.3) | Irish(6.3) | Scottish(2.6) |
| Carthage | MO | Jasper County | German(15.9) | Irish(9.3) | American(8.9) | English(7.0) | Dutch(2.3) |
| Carver | MA | Plymouth County | Irish(26.1) | Italian(17.7) | English(16.0) | American(8.9) | German(8.0) |
| Cary | IL | McHenry County | German(35.0) | Irish(19.4) | Polish(14.8) | Italian(10.7) | English(6.9) |
| Cary | NC | Wake County | German(14.0) | English(11.6) | Irish(11.5) | American(7.4) | Italian(7.1) |
| Casa de Oro-Mount Helix | CA | San Diego County | German(18.0) | Irish(14.4) | English(10.5) | Italian(6.1) | Norwegian(3.4) |
| Casa Grande | AZ | Pinal County | German(15.5) | Irish(8.8) | English(7.5) | American(3.6) | Italian(2.7) |
| Casas Adobes | AZ | Pima County | German(17.5) | Irish(13.6) | English(12.1) | Italian(6.3) | American(4.5) |
| Cascade | MI | Kent County | German(28.4) | Dutch(15.9) | Irish(15.8) | English(15.7) | Polish(6.8) |
| Cascades | VA | Loudoun County | German(16.2) | Irish(15.3) | English(11.9) | Italian(8.2) | French(4.5) |
| Casper | WY | Natrona County | German(24.0) | American(18.3) | Irish(12.8) | English(10.6) | Norwegian(3.3) |
| Casselberry | FL | Seminole County | German(15.1) | Irish(10.6) | English(8.1) | Italian(6.5) | American(4.8) |
| Castaic | CA | Los Angeles County | German(14.5) | Irish(12.6) | English(7.2) | Italian(7.2) | American(4.1) |
| Castle Rock | CO | Douglas County | German(26.4) | Irish(16.6) | English(13.1) | Italian(6.7) | American(5.1) |
| Castro Valley | CA | Alameda County | German(10.8) | Irish(8.5) | English(8.0) | Italian(5.2) | Portuguese(3.5) |
| Catalina Foothills | AZ | Pima County | German(20.1) | English(13.9) | Irish(13.0) | Italian(6.0) | American(4.6) |
| Cathedral City | CA | Riverside County | German(6.5) | Irish(4.6) | English(4.4) | American(3.9) | Italian(2.6) |
| Catonsville | MD | Baltimore County | German(24.1) | Irish(20.6) | English(11.5) | Italian(7.4) | American(6.0) |
| Catskill | NY | Greene County | Irish(25.5) | Italian(24.1) | German(20.4) | Polish(7.6) | English(6.8) |
| Cave Spring | VA | Roanoke County | English(20.4) | German(15.2) | Irish(14.8) | American(12.9) | Italian(4.3) |
| Cayce | SC | Lexington County | German(13.0) | Irish(9.3) | American(8.4) | English(7.9) | Scotchn/aIrish(3.8) |
| Cecil | PA | Washington County | German(28.1) | Italian(25.9) | Irish(15.3) | Polish(14.7) | English(9.0) |
| Cedar City | UT | Iron County | English(30.5) | German(11.4) | Irish(7.5) | Scottish(7.5) | American(7.0) |
| Cedar Falls | IA | Black Hawk County | German(40.8) | American(13.7) | Irish(13.1) | English(10.7) | Norwegian(7.6) |
| Cedar Grove | NJ | Essex County | Italian(37.9) | Irish(17.9) | German(13.3) | Polish(6.7) | English(3.6) |
| Cedar Hill | TX | Dallas County | German(5.2) | Irish(5.1) | English(3.7) | American(3.4) | French(1.9) |
| Cedar Lake | IN | Lake County | German(27.5) | Polish(15.9) | Irish(15.0) | American(10.0) | English(9.6) |
| Cedar Mill | OR | Washington County | German(19.9) | Irish(12.4) | English(12.2) | Italian(6.0) | European(4.3) |
| Cedar Park | TX | Williamson County | German(18.4) | Irish(12.3) | English(9.7) | American(7.5) | Italian(3.3) |
| Cedar Rapids | IA | Linn County | German(37.9) | Irish(17.0) | English(9.1) | Czech(6.9) | American(5.1) |
| Cedarburg | WI | Ozaukee County | German(50.6) | Irish(12.3) | Polish(9.1) | English(8.6) | Norwegian(5.6) |
| Celina | OH | Mercer County | German(42.6) | American(10.2) | Irish(9.0) | English(7.1) | French(5.3) |
| Centennial | CO | Arapahoe County | German(23.7) | English(14.8) | Irish(14.3) | Italian(5.7) | American(5.6) |
| Center | PA | Beaver County | German(30.4) | Italian(20.6) | Irish(19.1) | English(6.7) | Slovak(4.9) |
| Center Point | AL | Jefferson County | American(7.0) | Irish(3.5) | English(3.5) | German(3.3) | Scottish(1.5) |
| Centereach | NY | Suffolk County | Italian(32.6) | Irish(24.1) | German(18.2) | English(5.9) | Polish(5.2) |
| Centerville | OH | Montgomery County | German(31.6) | Irish(17.1) | English(13.2) | American(8.8) | Italian(4.6) |
| Centerville | UT | Davis County | English(38.4) | German(12.2) | Danish(7.3) | American(7.1) | Swedish(5.2) |
| Central | LA | East Baton Rouge Parish | American(18.8) | French(16.9) | Irish(14.1) | English(9.2) | German(8.2) |
| Central Falls | RI | Providence County | American(8.4) | Cape Verdean(6.8) | Portuguese(5.2) | Irish(5.0) | French(4.7) |
| Central Islip | NY | Suffolk County | Italian(7.4) | Irish(6.3) | German(5.2) | Haitian(2.4) | Polish(2.3) |
| Central Point | OR | Jackson County | German(20.8) | English(11.6) | Irish(11.1) | Italian(8.1) | French(4.7) |
| Centralia | IL | Marion County | German(27.4) | Irish(15.3) | English(11.3) | American(10.2) | Polish(2.6) |
| Centralia | WA | Lewis County | German(18.8) | Irish(15.7) | English(8.4) | American(7.0) | Norwegian(6.8) |
| Centreville | VA | Fairfax County | German(10.3) | Irish(10.2) | English(7.3) | Italian(5.1) | American(4.2) |
| Ceres | CA | Stanislaus County | German(7.4) | Irish(5.8) | English(4.4) | American(3.8) | Italian(2.7) |
| Cerritos | CA | Los Angeles County | German(3.3) | Irish(2.6) | English(2.5) | American(2.2) | Italian(1.1) |
| Chalco | NE | Sarpy County | German(34.7) | Irish(18.3) | English(7.8) | Italian(6.4) | Polish(5.8) |
| Chalmette | LA | Saint Bernard Parish | French(18.1) | German(15.5) | Italian(12.6) | Irish(8.0) | English(7.0) |
| Chambersburg | PA | Franklin County | German(27.8) | Irish(13.9) | American(7.2) | English(7.2) | Italian(3.0) |
| Champaign | IL | Champaign County | German(18.6) | Irish(11.2) | American(11.1) | English(7.5) | Polish(3.9) |
| Champlin | MN | Hennepin County | German(36.6) | Norwegian(17.8) | Irish(12.2) | Swedish(12.1) | English(5.9) |
| Chandler | AZ | Maricopa County | German(17.9) | Irish(10.8) | English(9.0) | Italian(5.9) | American(3.5) |
| Chanhassen | MN | Carver County | German(40.1) | Norwegian(16.1) | Irish(13.9) | Swedish(11.2) | English(7.0) |
| Channahon | IL | Will County | German(34.7) | Irish(25.3) | Italian(15.2) | Polish(13.1) | English(9.7) |
| Channelview | TX | Harris County | Irish(3.4) | German(3.3) | American(2.7) | English(2.4) | French(1.6) |
| Chantilly | VA | Fairfax County | German(10.4) | Irish(8.3) | English(7.7) | Italian(6.9) | American(3.6) |
| Chaparral | NM | Otero County | German(2.7) | Irish(1.7) | English(1.4) | French(1.0) | Italian(0.8) |
| Chapel Hill | NC | Orange County | English(15.0) | German(14.4) | Irish(10.6) | Scottish(4.2) | Italian(4.1) |
| Charleston | IL | Coles County | German(23.1) | Irish(15.0) | American(11.3) | English(8.2) | Italian(4.2) |
| Charleston | SC | Charleston County | German(12.4) | English(11.9) | Irish(11.7) | American(11.5) | Italian(4.0) |
| Charleston | WV | Kanawha County | German(15.8) | English(15.3) | Irish(13.5) | American(11.1) | Italian(5.4) |
| Charlotte | NC | Mecklenburg County | German(9.7) | Irish(7.6) | English(7.5) | American(4.8) | Italian(3.5) |
| Charlottesville | VA | Charlottesville Independent City | American(15.4) | English(11.8) | German(11.1) | Irish(8.7) | Italian(4.3) |
| Charlton | MA | Worcester County | Irish(22.0) | French(19.4) | English(14.9) | Italian(11.7) | French Canadian(10.7) |
| Chaska | MN | Carver County | German(39.5) | Norwegian(16.1) | Irish(12.0) | Swedish(7.3) | English(5.6) |
| Chatham | IL | Sangamon County | German(29.8) | Irish(14.1) | English(11.6) | Italian(8.2) | American(6.7) |
| Chatham | NJ | Morris County | Irish(24.1) | Italian(23.0) | German(17.1) | English(10.8) | Polish(5.9) |
| Chattanooga | TN | Hamilton County | American(10.3) | English(8.7) | Irish(8.6) | German(8.5) | Scottish(2.2) |
| Cheektowaga | NY | Erie County | Polish(34.5) | German(27.2) | Italian(16.7) | Irish(14.4) | English(4.6) |
| Cheektowaga | NY | Erie County | Polish(33.7) | German(26.7) | Italian(16.6) | Irish(14.2) | English(4.5) |
| Chelmsford | MA | Middlesex County | Irish(29.0) | English(16.4) | Italian(15.2) | German(7.7) | French(7.7) |
| Chelsea | AL | Shelby County | Irish(13.7) | American(13.0) | English(10.1) | German(9.6) | Italian(6.8) |
| Chelsea | MA | Suffolk County | Irish(6.5) | Italian(6.0) | Polish(2.6) | English(2.1) | Cape Verdean(2.0) |
| Cheltenham | PA | Montgomery County | Irish(13.2) | German(11.7) | Italian(8.5) | Russian(7.0) | English(5.9) |
| Chenango | NY | Broome County | Irish(28.6) | German(20.8) | English(15.4) | Italian(11.0) | Polish(8.9) |
| Cheney | WA | Spokane County | German(25.2) | Irish(12.2) | English(10.8) | Norwegian(8.6) | Scottish(6.5) |
| Cherry Creek | CO | Arapahoe County | German(18.4) | English(14.0) | Irish(8.2) | American(7.9) | Italian(6.3) |
| Cherry Hill | NJ | Camden County | Irish(18.2) | Italian(16.3) | German(14.4) | Polish(7.5) | Russian(6.7) |
| Cherry Hill | VA | Prince William County | Ghanian(8.5) | German(5.5) | American(3.8) | Irish(3.5) | English(3.3) |
| Cherry Hill Mall | NJ | Camden County | Irish(16.9) | Italian(15.7) | German(14.1) | Polish(8.4) | Russian(6.0) |
| Cherryland | CA | Alameda County | Portuguese(4.9) | Irish(3.7) | English(3.1) | German(2.8) | Italian(1.9) |
| Chesapeake | VA | Chesapeake Independent City | American(13.1) | German(10.9) | English(10.5) | Irish(10.1) | Italian(4.1) |
| Chesapeake Ranch Estates | MD | Calvert County | Irish(20.2) | German(19.9) | Italian(13.2) | English(7.7) | American(6.2) |
| Cheshire | CT | New Haven County | Italian(25.1) | Irish(23.6) | German(11.0) | English(9.5) | Polish(8.5) |
| Chester | NY | Orange County | Italian(24.2) | Irish(23.8) | German(13.1) | American(9.1) | Polish(6.6) |
| Chester | PA | Delaware County | Irish(3.9) | German(3.2) | Italian(2.6) | English(1.5) | Polish(1.1) |
| Chester | VA | Chesterfield County | English(16.4) | German(13.5) | American(11.1) | Irish(8.1) | Scottish(3.6) |
| Chesterfield | MI | Macomb County | German(26.6) | Polish(20.4) | Italian(14.4) | Irish(12.4) | American(7.7) |
| Chesterfield | MO | Saint Louis County | German(29.8) | Irish(15.2) | English(12.0) | American(6.4) | Italian(5.0) |
| Chesterton | IN | Porter County | German(32.2) | Irish(17.5) | Polish(9.8) | Italian(7.7) | English(7.7) |
| Chestnuthill | PA | Monroe County | German(22.0) | Italian(19.8) | Irish(19.0) | Polish(9.0) | English(6.4) |
| Cheval | FL | Hillsborough County | German(18.7) | Italian(11.9) | Irish(11.5) | English(7.3) | American(5.4) |
| Cheyenne | WY | Laramie County | German(25.4) | Irish(14.8) | English(13.0) | American(5.1) | Italian(4.1) |
| Chicago | IL | Cook County | Irish(7.6) | German(7.6) | Polish(6.2) | Italian(4.0) | English(2.3) |
| Chicago Heights | IL | Cook County | Italian(7.5) | German(6.3) | Irish(5.0) | Polish(3.9) | American(1.8) |
| Chicago Ridge | IL | Cook County | Irish(22.1) | Polish(17.7) | German(14.4) | Italian(7.4) | Arab(4.5) |
| Chickasha | OK | Grady County | German(14.0) | Irish(13.8) | American(12.1) | English(7.6) | Dutch(2.6) |
| Chico | CA | Butte County | German(17.4) | Irish(13.5) | English(11.2) | Italian(7.9) | American(6.2) |
| Chicopee | MA | Hampden County | French(19.4) | Polish(19.2) | Irish(15.8) | French Canadian(9.5) | Italian(7.9) |
| Chili | NY | Monroe County | German(29.4) | Italian(19.5) | Irish(17.5) | English(13.5) | Polish(8.4) |
| Chillicothe | OH | Ross County | German(27.6) | Irish(14.4) | American(11.5) | English(10.5) | French(2.7) |
| Chillum | MD | Prince George's County | Other Subsaharan African(3.9) | Jamaican(3.2) | African(2.7) | Ethiopian(1.6) | Nigerian(1.3) |
| Chino | CA | San Bernardino County | German(6.4) | Irish(5.0) | American(4.3) | English(3.2) | Italian(3.1) |
| Chino Hills | CA | San Bernardino County | German(7.8) | English(5.7) | Irish(4.7) | Italian(4.5) | American(3.1) |
| Chino Valley | AZ | Yavapai County | German(21.2) | Irish(18.7) | English(18.3) | American(7.8) | Polish(5.5) |
| Chippewa Falls | WI | Chippewa County | German(43.6) | Norwegian(18.0) | Irish(12.0) | French(7.5) | English(6.7) |
| Choctaw | OK | Oklahoma County | American(21.5) | German(16.8) | Irish(10.5) | English(6.9) | Italian(3.4) |
| Chowchilla | CA | Madera County | German(6.1) | Irish(5.4) | Portuguese(3.3) | English(2.7) | Italian(2.3) |
| Christiansburg | VA | Montgomery County | German(17.2) | American(16.6) | English(12.0) | Irish(11.8) | Italian(3.2) |
| Chubbuck | ID | Bannock County | English(17.3) | German(16.1) | American(10.8) | Irish(6.3) | Scottish(4.1) |
| Chula Vista | CA | San Diego County | German(4.9) | Irish(4.6) | English(2.9) | Italian(2.5) | American(1.5) |
| Cibolo | TX | Guadalupe County | German(16.8) | Irish(9.5) | English(7.4) | American(6.6) | Italian(2.1) |
| Cicero | IL | Cook County | Polish(2.5) | Irish(2.0) | German(1.9) | Italian(1.6) | Czech(0.7) |
| Cicero | NY | Onondaga County | Irish(25.3) | German(22.5) | Italian(22.3) | English(13.3) | Polish(8.6) |
| Cimarron Hills | CO | El Paso County | German(20.2) | Irish(12.5) | English(10.2) | American(7.5) | Italian(5.4) |
| Cincinnati | OH | Hamilton County | German(19.1) | Irish(10.4) | American(5.4) | English(5.2) | Italian(3.6) |
| Cinco Ranch | TX | Fort Bend County | German(15.0) | English(10.9) | Irish(9.4) | American(8.2) | Italian(4.3) |
| Cinnaminson | NJ | Burlington County | Irish(32.6) | German(25.3) | Italian(22.4) | English(9.7) | Polish(9.1) |
| Circleville | OH | Pickaway County | German(31.0) | Irish(15.0) | American(14.5) | English(11.7) | Dutch(3.8) |
| Citrus | CA | Los Angeles County | Irish(4.1) | Egyptian(3.3) | German(3.0) | Italian(2.6) | English(1.8) |
| Citrus Heights | CA | Sacramento County | German(16.5) | Irish(12.3) | English(10.8) | Italian(6.6) | American(4.1) |
| Citrus Park | FL | Hillsborough County | English(11.3) | German(11.3) | Irish(10.8) | Italian(6.9) | American(5.3) |
| City of Orange | NJ | Essex County | Haitian(7.3) | Jamaican(7.1) | American(5.9) | Nigerian(2.9) | Trinidadian and Tobagonian(2.8) |
| Claiborne | LA | Ouachita Parish | American(28.5) | Irish(15.3) | English(13.9) | German(7.5) | French(5.9) |
| Claremont | CA | Los Angeles County | German(13.3) | English(11.5) | Irish(8.8) | Italian(5.7) | French(3.0) |
| Claremont | NH | Sullivan County | French(27.2) | English(17.4) | Irish(15.2) | Italian(9.3) | German(7.3) |
| Claremore | OK | Rogers County | German(16.7) | Irish(13.9) | English(7.6) | American(6.6) | French(2.5) |
| Clarence | NY | Erie County | German(31.9) | Italian(22.0) | Irish(20.5) | Polish(15.4) | English(8.8) |
| Clark | NJ | Union County | Italian(26.9) | Irish(19.8) | Polish(13.1) | German(11.9) | American(8.5) |
| Clarksburg | MD | Montgomery County | German(8.4) | Irish(7.5) | English(6.0) | Italian(4.8) | American(3.3) |
| Clarksburg | WV | Harrison County | American(19.4) | German(19.1) | Irish(18.2) | Italian(13.7) | English(9.9) |
| Clarksdale | MS | Coahoma County | English(4.6) | Irish(3.3) | American(2.7) | Scotchn/aIrish(1.7) | Italian(1.6) |
| Clarkstown | NY | Rockland County | Italian(21.0) | Irish(20.2) | German(8.7) | Polish(5.5) | Russian(5.2) |
| Clarksville | IN | Clark County | German(20.0) | Irish(12.6) | American(10.7) | English(6.9) | French(2.3) |
| Clarksville | TN | Montgomery County | German(13.4) | Irish(11.1) | American(10.4) | English(7.0) | Italian(2.9) |
| Clawson | MI | Oakland County | German(25.3) | Polish(14.6) | Irish(14.5) | English(11.7) | French(7.5) |
| Clay | NY | Onondaga County | German(24.4) | Italian(23.7) | Irish(23.2) | English(12.4) | Polish(5.9) |
| Clayton | CA | Contra Costa County | German(18.9) | Irish(17.5) | English(15.7) | Italian(12.7) | American(7.0) |
| Clayton | MO | Saint Louis County | German(23.3) | Irish(12.2) | English(9.9) | American(8.6) | Russian(5.8) |
| Clayton | NC | Johnston County | German(13.5) | English(12.6) | Irish(10.2) | American(10.1) | Italian(4.5) |
| Clayton | OH | Montgomery County | German(28.8) | Irish(11.9) | English(9.6) | American(5.1) | Italian(4.2) |
| Clearfield | UT | Davis County | English(19.9) | German(10.9) | Irish(8.1) | American(6.6) | Scottish(4.5) |
| Clearlake | CA | Lake County | Irish(16.1) | German(12.6) | English(11.1) | Italian(7.3) | American(4.3) |
| Clearwater | FL | Pinellas County | German(13.1) | Irish(12.2) | American(10.5) | English(9.8) | Italian(8.2) |
| Cleburne | TX | Johnson County | German(16.0) | Irish(13.4) | English(13.2) | American(6.4) | Scottish(2.0) |
| Clemmons | NC | Forsyth County | German(17.4) | English(14.7) | Irish(12.6) | American(10.4) | Scottish(5.0) |
| Clemson | SC | Pickens County | German(16.7) | English(13.3) | Irish(11.7) | Italian(4.5) | American(4.5) |
| Clermont | FL | Lake County | German(12.3) | Italian(9.8) | Irish(7.6) | English(7.3) | American(7.0) |
| Cleveland | MS | Bolivar County | American(17.4) | Irish(5.2) | German(4.5) | English(4.5) | Italian(3.1) |
| Cleveland | OH | Cuyahoga County | German(9.9) | Irish(9.0) | Italian(4.4) | Polish(4.1) | English(3.2) |
| Cleveland | TN | Bradley County | American(12.2) | Irish(12.0) | German(10.8) | English(8.3) | Dutch(2.7) |
| Cleveland Heights | OH | Cuyahoga County | German(12.3) | Irish(9.4) | Italian(5.8) | English(5.7) | Hungarian(3.2) |
| Cliffside Park | NJ | Bergen County | Italian(15.0) | German(4.7) | Irish(4.6) | Russian(4.3) | Polish(3.2) |
| Clifton | CO | Mesa County | German(18.4) | Irish(10.2) | English(8.2) | American(7.2) | Italian(6.3) |
| Clifton | NJ | Passaic County | Italian(11.5) | Polish(10.6) | Irish(6.3) | German(4.9) | American(4.6) |
| Clifton Park | NY | Saratoga County | Irish(26.1) | Italian(20.5) | German(18.0) | English(12.4) | Polish(6.9) |
| Clinton | CT | Middlesex County | Irish(28.4) | Italian(22.8) | English(16.9) | German(15.9) | Polish(7.3) |
| Clinton | IA | Clinton County | German(38.9) | Irish(16.4) | American(8.4) | English(7.1) | Dutch(4.6) |
| Clinton | MA | Worcester County | Irish(33.8) | Italian(15.1) | German(13.0) | French(9.7) | English(9.6) |
| Clinton | MD | Prince George's County | American(2.7) | African(2.1) | Irish(2.0) | English(2.0) | German(1.4) |
| Clinton | MI | Macomb County | German(20.4) | Polish(16.7) | Italian(14.1) | Irish(10.3) | English(6.5) |
| Clinton | MS | Hinds County | English(10.2) | Irish(8.6) | American(8.2) | German(6.9) | Scotchn/aIrish(2.4) |
| Clinton | NJ | Hunterdon County | Italian(22.1) | Irish(22.0) | German(20.8) | English(9.7) | Polish(7.0) |
| Clinton | UT | Davis County | English(23.6) | German(13.5) | Irish(8.8) | American(6.0) | Danish(4.5) |
| Clive | IA | Polk County | German(28.9) | Irish(13.8) | English(9.2) | Norwegian(6.9) | American(5.9) |
| Cloquet | MN | Carlton County | German(18.6) | Finnish(14.2) | Norwegian(12.1) | Swedish(9.5) | American(8.1) |
| Cloverleaf | TX | Harris County | German(2.4) | Irish(2.4) | English(1.9) | American(1.8) | French(0.8) |
| Cloverly | MD | Montgomery County | Irish(10.8) | German(9.8) | English(6.5) | Italian(4.6) | American(3.5) |
| Clovis | CA | Fresno County | German(14.9) | Irish(10.3) | English(9.4) | Italian(6.1) | American(2.6) |
| Clovis | NM | Curry County | American(15.2) | German(9.6) | Irish(6.8) | English(6.2) | Italian(2.2) |
| Clute | TX | Brazoria County | German(9.1) | Irish(5.0) | English(4.3) | American(4.2) | French(1.7) |
| Coachella | CA | Riverside County | American(0.4) | Irish(0.3) | German(0.2) | Norwegian(0.1) | Swedish(0.1) |
| Coal | PA | Northumberland County | Polish(19.3) | German(17.7) | Irish(12.1) | Italian(8.9) | Dutch(8.6) |
| Coalinga | CA | Fresno County | Irish(7.8) | German(7.4) | American(4.2) | English(3.5) | Italian(1.7) |
| Coatesville | PA | Chester County | German(8.7) | Italian(8.3) | Irish(7.0) | American(5.5) | English(2.8) |
| Cockeysville | MD | Baltimore County | German(17.4) | Irish(13.7) | English(10.7) | American(8.1) | Italian(6.7) |
| Cocoa | FL | Brevard County | German(10.6) | Irish(10.0) | American(6.3) | English(5.9) | Italian(5.6) |
| Cocoa Beach | FL | Brevard County | German(23.9) | Irish(20.3) | English(16.4) | Italian(10.4) | French(7.9) |
| Coconut Creek | FL | Broward County | Italian(11.8) | Irish(10.2) | German(8.5) | Polish(4.9) | American(4.6) |
| Coeur d'Alene | ID | Kootenai County | German(24.9) | Irish(16.4) | English(12.6) | American(10.0) | Norwegian(6.8) |
| Coffeyville | KS | Montgomery County | German(19.6) | Irish(13.0) | American(10.3) | English(10.0) | Dutch(2.3) |
| Cohoes | NY | Albany County | Irish(25.1) | French(17.4) | Italian(16.6) | German(12.5) | Polish(12.2) |
| Colchester | CT | New London County | Irish(22.8) | Italian(21.9) | Polish(16.2) | English(14.2) | French(11.3) |
| Colchester | VT | Chittenden County | Irish(22.8) | French(17.5) | English(14.5) | French Canadian(11.6) | Italian(10.4) |
| Coldwater | MI | Branch County | German(27.9) | English(12.3) | Irish(12.0) | American(10.2) | Polish(8.5) |
| Colesville | MD | Montgomery County | German(8.6) | Irish(8.2) | English(7.0) | Polish(4.3) | American(3.9) |
| College | AK | Fairbanks North Star Borough | German(19.9) | Irish(8.7) | English(8.6) | Norwegian(4.7) | Swedish(4.6) |
| College Park | GA | Fulton County | American(5.1) | African(4.8) | English(2.2) | Irish(1.7) | German(1.4) |
| College Park | MD | Prince George's County | German(10.6) | Irish(10.4) | Italian(6.7) | English(5.7) | Polish(4.7) |
| College Station | TX | Brazos County | German(19.9) | English(10.5) | Irish(10.3) | American(4.6) | Italian(3.9) |
| Colleyville | TX | Tarrant County | German(20.2) | English(14.7) | Irish(12.8) | American(9.4) | Italian(4.2) |
| Collierville | TN | Shelby County | German(15.7) | Irish(13.4) | English(11.7) | American(10.7) | Italian(4.4) |
| Collingswood | NJ | Camden County | Irish(26.9) | Italian(23.2) | German(19.2) | English(13.2) | Polish(6.0) |
| Collinsville | IL | Madison County | German(27.7) | Irish(13.9) | English(10.3) | Italian(7.9) | American(5.0) |
| Colonia | NJ | Middlesex County | Italian(21.7) | Polish(15.7) | Irish(14.3) | German(9.4) | Portuguese(6.4) |
| Colonial Heights | VA | Colonial Heights Independent City | English(20.6) | American(12.3) | German(10.7) | Irish(8.0) | Italian(3.7) |
| Colonial Park | PA | Dauphin County | German(27.2) | Irish(12.2) | Italian(8.0) | English(5.6) | American(4.0) |
| Colonie | NY | Albany County | Irish(28.3) | Italian(19.9) | German(16.4) | English(9.1) | Polish(7.2) |
| Colorado Springs | CO | El Paso County | German(22.2) | Irish(12.8) | English(11.0) | Italian(5.7) | American(5.4) |
| Colton | CA | San Bernardino County | German(2.9) | English(2.3) | Irish(2.3) | Italian(2.1) | American(1.5) |
| Colts Neck | NJ | Monmouth County | Italian(31.8) | Irish(25.5) | German(12.6) | American(9.5) | English(7.8) |
| Columbia | MD | Howard County | German(13.5) | Irish(10.3) | English(8.9) | Italian(4.6) | Polish(3.8) |
| Columbia | MO | Boone County | German(27.2) | Irish(12.6) | English(11.6) | American(4.6) | Italian(3.8) |
| Columbia | PA | Lancaster County | German(34.2) | Irish(13.4) | American(9.3) | Italian(5.8) | English(4.4) |
| Columbia | SC | Richland County | English(9.1) | German(9.0) | Irish(8.8) | American(7.7) | Scottish(2.9) |
| Columbia | TN | Maury County | English(12.6) | Irish(11.7) | American(11.6) | German(8.9) | Scottish(2.1) |
| Columbia Heights | MN | Anoka County | German(25.4) | Irish(11.2) | Norwegian(10.5) | Swedish(8.4) | Polish(5.8) |
| Columbine | CO | Jefferson County | German(28.4) | English(15.9) | Irish(13.7) | Italian(7.7) | Polish(4.7) |
| Columbus | GA | Muscogee County | Irish(8.4) | German(8.2) | American(6.4) | English(6.2) | Italian(2.3) |
| Columbus | IN | Bartholomew County | German(24.1) | American(17.0) | English(12.3) | Irish(10.5) | Scottish(2.5) |
| Columbus | MS | Lowndes County | English(7.6) | American(5.7) | Irish(5.3) | German(3.0) | Scotchn/aIrish(2.1) |
| Columbus | NE | Platte County | German(45.3) | Irish(12.0) | Polish(9.1) | Czech(7.9) | English(6.6) |
| Columbus | OH | Franklin County | German(20.5) | Irish(12.4) | English(6.8) | Italian(5.2) | American(4.9) |
| Commack | NY | Suffolk County | Italian(35.1) | Irish(19.8) | German(16.6) | Polish(8.6) | Russian(7.2) |
| Commerce | CA | Los Angeles County | Irish(1.0) | American(0.7) | German(0.6) | Scotchn/aIrish(0.3) | Italian(0.2) |
| Commerce | MI | Oakland County | German(25.1) | Irish(14.4) | Polish(13.2) | English(11.7) | Italian(8.1) |
| Commerce City | CO | Adams County | German(15.4) | Irish(8.2) | American(5.2) | English(4.7) | Italian(3.1) |
| Compton | CA | Los Angeles County | African(2.3) | American(1.5) | Belizean(0.3) | Irish(0.3) | English(0.3) |
| Comstock | MI | Kalamazoo County | German(22.1) | Dutch(16.2) | English(13.1) | Irish(12.5) | American(7.0) |
| Comstock Park | MI | Kent County | German(17.8) | Dutch(12.3) | Polish(10.9) | Irish(9.3) | American(5.7) |
| Concord | CA | Contra Costa County | German(11.5) | Irish(10.2) | English(8.8) | Italian(6.5) | American(3.5) |
| Concord | MA | Middlesex County | English(19.7) | Irish(18.3) | German(14.3) | Italian(10.3) | Scottish(4.9) |
| Concord | MO | Saint Louis County | German(47.3) | Irish(20.0) | English(9.8) | Italian(9.6) | French(6.1) |
| Concord | NC | Cabarrus County | German(13.6) | Irish(10.2) | American(8.8) | English(8.0) | Italian(4.7) |
| Concord | NH | Merrimack County | Irish(19.2) | English(17.0) | French(15.0) | French Canadian(10.1) | Italian(9.3) |
| Concord | PA | Delaware County | Irish(24.2) | Italian(19.0) | German(16.7) | English(14.9) | Polish(6.1) |
| Conneaut | OH | Ashtabula County | German(25.1) | Irish(17.5) | American(13.0) | Italian(10.4) | English(10.2) |
| Connersville | IN | Fayette County | German(16.8) | American(13.0) | Irish(10.3) | English(7.7) | French(1.5) |
| Conroe | TX | Montgomery County | German(11.6) | Irish(9.7) | English(6.2) | American(5.6) | French(3.1) |
| Converse | TX | Bexar County | German(14.0) | Irish(5.7) | English(5.0) | American(3.6) | French(2.8) |
| Conway | AR | Faulkner County | German(14.3) | Irish(13.1) | English(11.0) | American(9.3) | French(3.0) |
| Conway | FL | Orange County | American(16.3) | Irish(14.3) | German(13.7) | English(13.4) | Italian(8.7) |
| Conway | NH | Carroll County | Irish(25.0) | English(22.3) | French(16.4) | German(8.7) | Italian(8.3) |
| Conway | SC | Horry County | American(11.2) | Irish(9.1) | German(8.2) | English(8.0) | Italian(4.6) |
| Conyers | GA | Rockdale County | American(7.1) | Irish(6.2) | Jamaican(4.5) | German(2.9) | English(1.8) |
| Cookeville | TN | Putnam County | American(38.2) | English(7.6) | Irish(7.4) | German(6.4) | Scotchn/aIrish(1.8) |
| Coolbaugh | PA | Monroe County | Italian(16.6) | German(12.0) | Irish(11.7) | Polish(5.9) | English(3.3) |
| Coolidge | AZ | Pinal County | German(11.2) | English(7.6) | Irish(7.2) | American(4.0) | Scottish(1.9) |
| Coon Rapids | MN | Anoka County | German(35.0) | Norwegian(15.9) | Irish(11.3) | Swedish(10.5) | Polish(6.3) |
| Cooper | MI | Kalamazoo County | German(24.3) | English(18.9) | Dutch(15.2) | Irish(12.6) | Polish(7.6) |
| Cooper City | FL | Broward County | Italian(12.1) | German(10.6) | Irish(9.6) | English(6.3) | American(6.0) |
| Coos Bay | OR | Coos County | German(20.9) | Irish(14.2) | English(13.3) | American(7.1) | Italian(5.7) |
| Copiague | NY | Suffolk County | Italian(24.5) | Irish(19.4) | German(12.9) | Polish(10.1) | English(3.5) |
| Coppell | TX | Dallas County | German(15.4) | English(12.8) | Irish(10.1) | American(6.8) | Italian(4.3) |
| Copperas Cove | TX | Coryell County | German(19.2) | English(9.1) | Irish(8.5) | American(7.5) | Italian(3.0) |
| Coral Gables | FL | Miami-Dade County | German(6.4) | Irish(5.4) | Italian(4.8) | English(4.6) | American(4.5) |
| Coral Springs | FL | Broward County | Italian(10.5) | Irish(10.0) | German(8.7) | Haitian(5.6) | English(5.1) |
| Coral Terrace | FL | Miami-Dade County | American(1.8) | English(1.7) | Irish(1.7) | German(1.6) | Italian(1.6) |
| Coralville | IA | Johnson County | German(32.6) | Irish(17.0) | English(11.4) | French(3.9) | Norwegian(3.9) |
| Coram | NY | Suffolk County | Italian(29.8) | Irish(19.2) | German(17.2) | Polish(5.6) | English(4.1) |
| Corcoran | CA | Kings County | Irish(4.0) | German(3.7) | English(2.6) | American(2.1) | Italian(1.6) |
| Cordele | GA | Crisp County | African(7.1) | American(5.6) | English(4.3) | Irish(2.3) | German(0.9) |
| Corinth | MS | Alcorn County | American(14.0) | Irish(13.8) | English(11.5) | German(5.3) | Scotchn/aIrish(3.4) |
| Corinth | TX | Denton County | German(19.1) | English(14.3) | Irish(13.8) | American(6.4) | Scottish(5.2) |
| Cornelius | NC | Mecklenburg County | German(21.8) | English(12.9) | Irish(12.3) | Italian(7.9) | American(6.9) |
| Cornelius | OR | Washington County | German(13.4) | Irish(9.2) | English(6.4) | Norwegian(4.0) | Italian(2.6) |
| Corning | NY | Steuben County | German(24.1) | Irish(23.3) | English(15.3) | Italian(11.2) | American(7.7) |
| Cornwall | NY | Orange County | Irish(32.0) | Italian(21.9) | German(17.5) | American(12.1) | English(8.5) |
| Corona | CA | Riverside County | German(8.7) | American(6.7) | Irish(6.1) | English(5.5) | Italian(3.3) |
| Coronado | CA | San Diego County | German(19.3) | English(16.6) | Irish(14.6) | Italian(5.0) | French(4.4) |
| Corpus Christi | TX | Nueces County | German(9.2) | Irish(6.1) | English(5.2) | American(3.2) | French(1.8) |
| Corsicana | TX | Navarro County | American(6.7) | German(6.6) | English(6.5) | Irish(6.2) | Swedish(1.3) |
| Cortland | NY | Cortland County | Irish(13.2) | English(13.2) | Italian(10.1) | German(9.8) | American(4.9) |
| Cortlandt | NY | Westchester County | Italian(25.6) | Irish(18.3) | German(11.7) | English(5.6) | Polish(5.3) |
| Corvallis | OR | Benton County | German(19.9) | English(12.5) | Irish(12.2) | Norwegian(4.5) | Italian(4.3) |
| Coshocton | OH | Coshocton County | German(23.6) | Irish(12.7) | American(11.6) | English(11.5) | Italian(3.5) |
| Costa Mesa | CA | Orange County | German(13.6) | Irish(10.0) | English(9.4) | Italian(5.3) | American(3.4) |
| Coto de Caza | CA | Orange County | German(17.5) | Irish(15.2) | Italian(11.6) | English(11.1) | American(6.1) |
| Cottage Grove | MN | Washington County | German(40.2) | Norwegian(14.0) | Irish(13.1) | Swedish(6.6) | Polish(6.0) |
| Cottage Lake | WA | King County | German(21.3) | English(20.4) | Irish(11.3) | Norwegian(7.1) | Italian(5.3) |
| Cottonwood | AZ | Yavapai County | German(17.2) | English(11.6) | Irish(11.4) | Italian(3.9) | American(3.1) |
| Cottonwood Heights | UT | Salt Lake County | English(29.0) | German(14.1) | Irish(7.5) | European(6.7) | Danish(5.9) |
| Council Bluffs | IA | Pottawattamie County | German(34.1) | Irish(16.4) | English(11.3) | American(4.9) | Danish(4.7) |
| Country Club | FL | Miami-Dade County | American(5.3) | Haitian(1.8) | Jamaican(1.3) | Italian(1.1) | Brazilian(0.8) |
| Country Club Hills | IL | Cook County | German(2.5) | Swedish(1.3) | African(1.0) | Polish(1.0) | Irish(1.0) |
| Country Walk | FL | Miami-Dade County | Jamaican(5.7) | American(3.8) | German(3.0) | Haitian(2.9) | Italian(2.6) |
| Countryside | VA | Loudoun County | German(18.9) | Irish(16.9) | English(14.5) | Italian(5.7) | American(4.6) |
| Coventry | CT | Tolland County | Irish(23.4) | Italian(18.2) | French(17.8) | English(16.0) | German(11.3) |
| Coventry | RI | Kent County | Irish(24.9) | Italian(22.0) | French(19.6) | English(17.3) | Portuguese(7.9) |
| Covina | CA | Los Angeles County | Irish(7.4) | German(7.0) | English(6.3) | Italian(4.1) | American(1.9) |
| Covington | GA | Newton County | American(8.4) | German(7.6) | Irish(7.5) | English(4.9) | African(1.7) |
| Covington | KY | Kenton County | German(28.0) | Irish(15.8) | English(11.5) | American(7.8) | Italian(4.7) |
| Covington | WA | King County | German(19.0) | English(10.1) | Irish(8.4) | Norwegian(7.0) | American(4.5) |
| Cranberry | PA | Butler County | German(36.9) | Irish(23.7) | Italian(19.6) | Polish(9.1) | English(8.9) |
| Cranford | NJ | Union County | Irish(27.7) | Italian(24.2) | German(14.1) | Polish(11.2) | American(6.5) |
| Cranston | RI | Providence County | Italian(34.0) | Irish(18.0) | English(9.8) | French(7.9) | Portuguese(7.0) |
| Crawfordsville | IN | Montgomery County | German(21.7) | American(21.5) | Irish(12.9) | English(10.1) | French(2.8) |
| Crest Hill | IL | Will County | German(17.5) | Polish(12.9) | Irish(11.9) | Italian(9.8) | English(4.8) |
| Crestline | CA | San Bernardino County | German(25.3) | Irish(15.4) | English(13.6) | Italian(5.6) | Dutch(5.1) |
| Crestview | FL | Okaloosa County | American(27.4) | German(9.5) | Irish(8.2) | English(6.3) | Italian(3.9) |
| Crestwood | IL | Cook County | Irish(23.0) | German(19.0) | Polish(17.4) | Italian(13.6) | Dutch(4.4) |
| Crestwood | MO | Saint Louis County | German(42.6) | Irish(19.2) | English(11.7) | Italian(8.8) | French(4.7) |
| Creve Coeur | MO | Saint Louis County | German(23.9) | Irish(12.9) | American(7.1) | English(7.0) | Italian(6.4) |
| Crofton | MD | Anne Arundel County | German(20.4) | Irish(17.9) | English(11.8) | Italian(8.4) | American(7.8) |
| Cromwell | CT | Middlesex County | Italian(28.8) | Irish(18.5) | English(11.9) | Polish(11.6) | German(10.6) |
| Crossville | TN | Cumberland County | American(17.2) | German(15.6) | English(13.0) | Irish(11.1) | Dutch(3.4) |
| Crowley | LA | Acadia Parish | French(22.4) | German(9.2) | Cajun(5.8) | American(5.7) | English(5.3) |
| Crowley | TX | Tarrant County | American(14.4) | German(13.6) | Irish(10.4) | English(7.7) | French(3.4) |
| Crown Point | IN | Lake County | German(25.2) | Irish(12.6) | Polish(10.5) | English(7.1) | American(6.8) |
| Crystal | MN | Hennepin County | German(29.1) | Norwegian(15.2) | Swedish(8.7) | Irish(8.6) | Polish(5.2) |
| Crystal Lake | IL | McHenry County | German(30.1) | Irish(19.6) | Polish(13.8) | Italian(11.0) | English(7.9) |
| Cudahy | CA | Los Angeles County | American(1.8) | Italian(0.4) | Irish(0.3) | German(0.2) | French(0.1) |
| Cudahy | WI | Milwaukee County | German(35.8) | Polish(22.4) | Irish(11.5) | Italian(5.6) | English(4.6) |
| Cullman | AL | Cullman County | Irish(23.4) | German(16.9) | American(15.0) | English(9.4) | French(2.7) |
| Culpeper | VA | Culpeper County | German(12.5) | English(11.5) | Irish(11.1) | American(6.7) | Italian(3.3) |
| Culver City | CA | Los Angeles County | German(8.1) | English(8.1) | Irish(6.5) | Italian(4.5) | Russian(4.0) |
| Cumberland | MD | Allegany County | German(33.2) | Irish(16.9) | American(10.3) | English(9.3) | Italian(6.9) |
| Cumberland | RI | Providence County | Irish(21.1) | French(18.9) | Portuguese(14.4) | Italian(13.6) | English(13.1) |
| Cumru | PA | Berks County | German(37.6) | Irish(13.1) | Italian(11.0) | Polish(8.4) | English(7.6) |
| Cupertino | CA | Santa Clara County | German(5.0) | Irish(4.1) | English(3.9) | Italian(2.7) | American(1.7) |
| Cusseta-Chattahoochee County | GA | Chattahoochee County | Irish(20.3) | German(15.5) | English(9.9) | Italian(6.0) | American(3.4) |
| Cutler Bay | FL | Miami-Dade County | American(9.9) | German(4.7) | Jamaican(4.4) | Italian(3.8) | English(3.8) |
| Cutlerville | MI | Kent County | Dutch(25.6) | German(23.5) | Irish(11.3) | English(6.9) | American(4.9) |
| Cuyahoga Falls | OH | Summit County | German(27.6) | Irish(15.9) | English(11.5) | Italian(11.1) | American(6.9) |
| Cypress | CA | Orange County | Irish(9.5) | German(9.3) | English(7.1) | Italian(4.2) | French(2.6) |
| Cypress Lake | FL | Lee County | German(18.7) | English(16.2) | Irish(15.3) | American(13.9) | Italian(12.0) |
| Dakota Ridge | CO | Jefferson County | German(28.7) | Irish(16.1) | English(11.1) | Italian(6.4) | American(5.3) |
| Dale City | VA | Prince William County | German(7.7) | Irish(7.3) | English(5.3) | American(4.8) | Italian(2.9) |
| Dallas | GA | Paulding County | African(10.6) | Irish(9.8) | German(8.1) | American(7.6) | English(3.4) |
| Dallas | OR | Polk County | German(24.2) | English(15.8) | Irish(14.2) | American(6.4) | Norwegian(4.7) |
| Dallas | TX | Dallas County | German(5.9) | English(5.1) | Irish(4.5) | American(3.0) | Italian(1.4) |
| Dalton | GA | Whitfield County | English(11.1) | American(7.4) | Irish(7.0) | German(4.3) | Scottish(1.9) |
| Daly City | CA | San Mateo County | Irish(2.4) | Italian(2.3) | German(2.1) | English(1.5) | European(1.3) |
| Damascus | MD | Montgomery County | German(18.6) | Irish(14.5) | English(13.9) | Italian(6.1) | American(6.0) |
| Damascus | OR | Clackamas County | German(23.8) | English(13.6) | Irish(13.1) | European(5.8) | American(5.8) |
| Dana Point | CA | Orange County | German(17.6) | English(15.2) | Irish(14.5) | Italian(8.9) | French(5.0) |
| Danbury | CT | Fairfield County | Italian(15.9) | Irish(12.9) | German(7.9) | Brazilian(6.6) | English(5.4) |
| Dania Beach | FL | Broward County | Italian(10.0) | American(8.4) | Irish(7.8) | German(7.1) | English(5.6) |
| Danvers | MA | Essex County | Irish(26.1) | Italian(20.8) | English(13.6) | French(7.9) | French Canadian(6.2) |
| Danville | CA | Contra Costa County | German(17.7) | Irish(13.7) | English(12.6) | Italian(11.1) | American(5.8) |
| Danville | IL | Vermilion County | American(21.5) | German(12.1) | Irish(7.4) | English(5.0) | Polish(1.9) |
| Danville | KY | Boyle County | American(21.2) | English(14.0) | German(13.1) | Irish(11.9) | Scotchn/aIrish(3.3) |
| Danville | VA | Danville Independent City | American(11.5) | English(7.5) | Irish(7.4) | German(5.3) | Scotchn/aIrish(1.5) |
| Daphne | AL | Baldwin County | American(23.1) | English(12.8) | Irish(12.7) | German(10.8) | Italian(6.2) |
| Darby | PA | Delaware County | Liberian(7.3) | Irish(6.5) | Italian(4.8) | German(4.1) | African(3.9) |
| Dardenne Prairie | MO | Saint Charles County | German(33.7) | Irish(18.7) | English(9.9) | Italian(6.8) | American(5.3) |
| Darien | CT | Fairfield County | Irish(23.7) | English(18.6) | German(17.5) | Italian(17.3) | Scottish(5.7) |
| Darien | IL | DuPage County | German(19.6) | Polish(15.6) | Italian(15.1) | Irish(14.4) | Czech(4.9) |
| Dartmouth | MA | Bristol County | Portuguese(40.2) | Irish(15.9) | English(12.5) | French(11.8) | Italian(7.4) |
| Davenport | IA | Scott County | German(33.7) | Irish(15.0) | English(6.8) | American(6.1) | French(2.9) |
| Davidson | NC | Mecklenburg County | German(21.6) | English(16.1) | Irish(15.6) | Scottish(8.2) | Italian(6.6) |
| Davie | FL | Broward County | Italian(11.0) | Irish(10.5) | German(10.2) | English(5.5) | American(5.4) |
| Davis | CA | Yolo County | German(13.4) | English(10.6) | Irish(10.5) | Italian(6.0) | European(4.6) |
| Davison | MI | Genesee County | German(20.5) | English(14.9) | Irish(14.3) | Polish(9.0) | American(6.2) |
| Dayton | OH | Montgomery County | German(16.8) | Irish(10.9) | American(6.4) | English(5.1) | Italian(3.7) |
| Daytona Beach | FL | Volusia County | German(9.2) | Irish(8.9) | English(6.1) | American(5.2) | Italian(5.2) |
| De Pere | WI | Brown County | German(38.5) | Irish(12.6) | Polish(8.3) | Dutch(7.8) | French(6.0) |
| De Witt | NY | Onondaga County | Irish(22.8) | Italian(18.7) | German(18.5) | English(13.1) | Polish(6.5) |
| Dearborn | MI | Wayne County | Lebanese(19.4) | German(10.0) | Polish(10.0) | Other Arab(9.5) | Irish(7.6) |
| Dearborn Heights | MI | Wayne County | Polish(14.6) | Lebanese(13.8) | German(12.5) | Irish(9.6) | English(6.1) |
| DeBary | FL | Volusia County | German(17.0) | Irish(15.1) | Italian(10.3) | English(9.9) | American(6.6) |
| Decatur | AL | Morgan County | Irish(12.5) | American(11.7) | English(9.8) | German(9.3) | Scottish(2.3) |
| Decatur | GA | DeKalb County | English(17.6) | German(12.4) | Irish(10.7) | American(5.2) | Scottish(5.1) |
| Decatur | IL | Macon County | German(19.4) | American(14.6) | Irish(12.3) | English(9.0) | Polish(2.2) |
| Dedham | MA | Norfolk County | Irish(35.1) | Italian(16.6) | English(11.1) | German(6.6) | American(3.9) |
| Deer Park | NY | Suffolk County | Italian(31.7) | Irish(17.6) | German(11.7) | American(4.9) | English(3.1) |
| Deer Park | TX | Harris County | Irish(14.2) | German(12.9) | American(8.3) | English(7.9) | French(5.1) |
| Deerfield | IL | Lake County | Russian(17.5) | German(15.8) | Polish(12.8) | American(9.9) | Irish(7.9) |
| Deerfield Beach | FL | Broward County | Italian(10.6) | Haitian(10.3) | German(9.1) | Irish(8.1) | Brazilian(7.2) |
| Defiance | OH | Defiance County | German(35.2) | Irish(12.8) | English(9.9) | American(8.1) | Italian(3.2) |
| DeKalb | IL | DeKalb County | German(24.1) | Irish(13.6) | English(6.7) | Polish(6.6) | Italian(6.6) |
| Del Aire | CA | Los Angeles County | American(18.8) | German(5.7) | English(4.4) | Irish(3.9) | Italian(2.5) |
| Del City | OK | Oklahoma County | German(11.1) | American(11.0) | Irish(7.8) | English(6.0) | French(1.8) |
| Del Rio | TX | Val Verde County | American(5.3) | German(3.9) | Irish(3.3) | English(2.5) | French(0.8) |
| DeLand | FL | Volusia County | German(13.0) | Irish(10.8) | English(8.3) | American(5.4) | Italian(4.9) |
| Delano | CA | Kern County | Irish(1.8) | German(1.7) | English(1.0) | Italian(0.6) | Scottish(0.4) |
| Delaware | OH | Delaware County | German(32.8) | Irish(15.6) | English(11.3) | American(8.2) | Italian(4.7) |
| Delhi | CA | Merced County | German(3.2) | Portuguese(2.6) | English(2.2) | Italian(2.0) | Irish(1.4) |
| Delhi | MI | Ingham County | German(26.1) | English(12.6) | Irish(11.7) | American(7.4) | Polish(5.7) |
| Delran | NJ | Burlington County | Irish(26.8) | Italian(20.0) | German(18.5) | Polish(11.1) | English(7.2) |
| Delray Beach | FL | Palm Beach County | Haitian(11.6) | Irish(10.4) | German(10.1) | Italian(9.3) | English(7.0) |
| Delta | MI | Eaton County | German(25.6) | English(13.3) | Irish(12.1) | Polish(5.8) | American(4.7) |
| Deltona | FL | Volusia County | German(11.1) | Irish(10.6) | Italian(8.6) | English(7.3) | American(5.6) |
| Deming | NM | Luna County | German(5.8) | Irish(5.6) | English(5.1) | American(3.3) | Italian(1.7) |
| Denham Springs | LA | Livingston Parish | English(18.0) | French(14.7) | Irish(11.7) | American(10.4) | German(7.5) |
| Denison | TX | Grayson County | Irish(15.6) | German(15.4) | English(11.0) | American(10.4) | Dutch(2.5) |
| Dennis | MA | Barnstable County | Irish(28.1) | English(18.3) | American(17.7) | Italian(9.7) | German(7.5) |
| Dent | OH | Hamilton County | German(53.8) | Irish(19.4) | Italian(11.8) | English(6.6) | American(6.3) |
| Denton | TX | Denton County | German(13.2) | Irish(10.2) | English(9.5) | American(4.7) | Italian(2.6) |
| Dentsville | SC | Richland County | Irish(3.8) | American(3.6) | German(2.8) | English(2.2) | African(2.2) |
| Denver | CO | Denver County | German(14.6) | Irish(10.3) | English(8.0) | Italian(4.3) | American(3.4) |
| Denville | NJ | Morris County | Irish(24.2) | Italian(21.4) | German(20.9) | Polish(8.4) | English(7.4) |
| Depew | NY | Erie County | Polish(37.2) | German(34.5) | Italian(18.0) | Irish(16.8) | English(6.7) |
| Deptford | NJ | Gloucester County | Irish(28.6) | Italian(22.5) | German(20.4) | English(7.8) | Polish(6.2) |
| Derby | CT | New Haven County | Italian(30.7) | Irish(12.6) | Polish(8.7) | English(5.5) | German(4.4) |
| Derby | KS | Sedgwick County | German(29.5) | English(16.2) | Irish(15.5) | American(9.1) | Italian(3.9) |
| DeRidder | LA | Beauregard Parish | Irish(12.0) | German(10.1) | American(6.9) | French(6.9) | English(6.4) |
| Derry | NH | Rockingham County | Irish(25.1) | French(17.5) | Italian(16.5) | English(12.6) | German(8.1) |
| Derry | NH | Rockingham County | Irish(23.8) | French(17.3) | Italian(16.8) | English(10.8) | French Canadian(7.4) |
| Derry | PA | Dauphin County | German(32.9) | Irish(14.7) | Italian(13.2) | English(10.5) | Polish(4.9) |
| Derry | PA | Westmoreland County | German(31.7) | Italian(16.6) | Irish(16.2) | American(8.7) | Polish(8.1) |
| Des Moines | IA | Polk County | German(22.2) | Irish(12.9) | English(8.3) | American(4.8) | Italian(3.8) |
| Des Moines | WA | King County | German(15.0) | English(11.4) | Irish(7.7) | Norwegian(5.2) | Ethiopian(3.3) |
| Des Plaines | IL | Cook County | German(19.5) | Polish(15.4) | Irish(12.2) | Italian(8.5) | English(4.0) |
| Desert Hot Springs | CA | Riverside County | German(8.1) | Irish(6.7) | English(5.1) | European(3.6) | Italian(2.8) |
| DeSoto | TX | Dallas County | American(4.5) | German(2.6) | English(2.3) | Irish(2.1) | African(1.1) |
| Destin | FL | Okaloosa County | American(25.3) | German(11.5) | Irish(10.4) | English(9.8) | Italian(4.8) |
| Destrehan | LA | Saint Charles Parish | French(21.0) | German(12.5) | Irish(10.2) | Italian(9.8) | American(5.7) |
| Detroit | MI | Wayne County | American(1.5) | German(1.5) | Irish(1.4) | Polish(1.4) | African(1.3) |
| DeWitt | MI | Clinton County | German(33.6) | Irish(15.8) | English(13.3) | American(6.9) | Polish(6.8) |
| Diamond Bar | CA | Los Angeles County | American(6.2) | German(4.5) | Irish(3.8) | English(3.0) | Italian(2.1) |
| Diamond Springs | CA | El Dorado County | German(19.1) | Irish(13.6) | English(12.2) | Italian(9.1) | American(6.1) |
| Dickinson | ND | Stark County | German(53.6) | Norwegian(12.8) | Irish(8.0) | Russian(7.5) | English(6.3) |
| Dickinson | TX | Galveston County | German(12.5) | English(9.2) | Irish(8.5) | Italian(4.2) | American(3.6) |
| Dickson | TN | Dickson County | American(20.6) | Irish(13.6) | German(13.2) | English(12.0) | Italian(5.1) |
| Dingman | PA | Pike County | German(29.0) | Irish(24.1) | Italian(17.4) | Polish(8.7) | English(7.3) |
| Dinuba | CA | Tulare County | German(2.3) | Irish(1.9) | American(1.2) | English(1.2) | French(1.0) |
| Discovery Bay | CA | Contra Costa County | German(16.8) | Irish(14.2) | Italian(12.4) | English(7.9) | Norwegian(5.0) |
| Dix Hills | NY | Suffolk County | Italian(27.5) | Irish(13.7) | German(11.6) | Polish(7.0) | American(5.4) |
| Dixon | CA | Solano County | Irish(15.0) | German(11.7) | English(9.9) | European(5.0) | Italian(4.6) |
| Dixon | IL | Lee County | German(31.0) | Irish(18.0) | English(8.7) | American(6.4) | Dutch(4.9) |
| Dobbs Ferry | NY | Westchester County | Italian(20.8) | Irish(15.4) | German(10.5) | Russian(6.3) | Polish(5.7) |
| Doctor Phillips | FL | Orange County | American(9.8) | German(9.7) | English(8.9) | Italian(8.8) | Irish(8.0) |
| Dodge City | KS | Ford County | German(13.3) | Irish(6.1) | English(4.2) | American(4.0) | Dutch(1.8) |
| Dolton | IL | Cook County | American(1.5) | German(1.1) | Polish(1.0) | English(0.8) | Irish(0.7) |
| Donna | TX | Hidalgo County | German(4.3) | English(1.8) | Italian(1.5) | Irish(1.1) | American(0.9) |
| Doral | FL | Miami-Dade County | Italian(3.6) | Brazilian(3.1) | German(1.8) | French(1.5) | American(1.4) |
| Dothan | AL | Houston County | American(13.2) | Irish(8.9) | English(8.6) | German(6.9) | Italian(1.8) |
| Douglas | AZ | Cochise County | German(4.4) | Irish(4.1) | American(3.2) | English(2.3) | Italian(1.8) |
| Douglas | GA | Coffee County | English(7.8) | American(6.6) | Irish(3.5) | German(2.0) | Scottish(1.3) |
| Douglass | PA | Montgomery County | German(34.9) | Irish(16.7) | English(11.0) | Italian(10.2) | American(8.4) |
| Douglasville | GA | Douglas County | African(11.5) | American(7.5) | Irish(7.3) | English(6.3) | German(5.4) |
| Dover | DE | Kent County | Irish(11.3) | German(10.2) | English(8.0) | Italian(5.7) | American(3.4) |
| Dover | NH | Strafford County | Irish(20.4) | English(19.5) | French(15.6) | French Canadian(9.5) | German(9.0) |
| Dover | NJ | Morris County | Irish(4.4) | Italian(4.1) | German(3.4) | Polish(1.9) | English(1.6) |
| Dover | OH | Tuscarawas County | German(36.8) | Irish(14.2) | Italian(9.8) | American(8.5) | English(8.1) |
| Dover | PA | York County | German(45.2) | Irish(15.0) | American(10.7) | English(7.8) | Italian(4.8) |
| Downers Grove | IL | DuPage County | German(25.1) | Irish(19.6) | Italian(13.2) | Polish(13.1) | English(7.8) |
| Downey | CA | Los Angeles County | German(3.4) | American(2.4) | Irish(2.3) | English(2.2) | Italian(1.4) |
| Doylestown | PA | Bucks County | German(30.0) | Irish(26.3) | English(16.8) | Italian(15.0) | Polish(8.8) |
| Dracut | MA | Middlesex County | Irish(27.5) | French(15.5) | French Canadian(12.7) | Italian(11.9) | English(8.2) |
| Dranesville | VA | Fairfax County | German(17.0) | Irish(12.5) | English(10.6) | European(7.9) | Italian(5.0) |
| Draper | UT | Salt Lake County | English(27.7) | German(12.7) | Irish(7.6) | Danish(5.5) | Swedish(4.8) |
| Drexel Heights | AZ | Pima County | German(7.5) | Irish(5.0) | English(4.5) | American(1.8) | Italian(1.4) |
| Drexel Hill | PA | Delaware County | Irish(35.8) | Italian(25.6) | German(17.7) | English(6.4) | Polish(4.6) |
| Druid Hills | GA | DeKalb County | English(13.8) | Irish(11.5) | German(11.2) | American(6.4) | Polish(3.8) |
| Dryden | NY | Tompkins County | Irish(19.2) | German(19.0) | English(16.0) | American(12.6) | Italian(10.3) |
| Duarte | CA | Los Angeles County | German(4.8) | English(3.7) | Irish(3.1) | Armenian(2.5) | Italian(1.8) |
| Dublin | CA | Alameda County | German(10.2) | Irish(9.4) | English(6.3) | Italian(6.2) | Portuguese(3.6) |
| Dublin | GA | Laurens County | American(7.7) | English(5.9) | Irish(4.3) | German(2.6) | Scottish(0.9) |
| Dublin | OH | Franklin County | German(30.1) | Irish(16.3) | English(11.1) | Italian(7.8) | American(6.1) |
| Dubuque | IA | Dubuque County | German(49.9) | Irish(23.1) | English(7.6) | American(5.5) | French(3.0) |
| Dudley | MA | Worcester County | Polish(22.2) | Irish(19.8) | French(17.5) | Italian(11.3) | French Canadian(9.7) |
| Duluth | GA | Gwinnett County | Irish(6.7) | American(6.0) | German(5.9) | English(5.5) | French(2.4) |
| Duluth | MN | Saint Louis County | German(25.1) | Norwegian(16.0) | Swedish(13.9) | Irish(11.6) | English(7.0) |
| Dumas | TX | Moore County | German(8.5) | Irish(7.1) | American(5.6) | English(3.9) | Italian(1.5) |
| Dumont | NJ | Bergen County | Italian(21.4) | Irish(20.7) | German(11.3) | Polish(5.3) | English(2.7) |
| Duncan | OK | Stephens County | American(16.9) | Irish(14.5) | German(12.2) | English(8.1) | Scottish(2.0) |
| Duncanville | TX | Dallas County | German(6.6) | Irish(5.2) | American(5.0) | English(4.7) | French(1.6) |
| Dundalk | MD | Baltimore County | German(27.1) | Irish(19.9) | Italian(10.9) | Polish(10.1) | English(8.2) |
| Dunedin | FL | Pinellas County | German(19.4) | Irish(17.7) | English(15.1) | Italian(11.0) | American(5.8) |
| Dunkirk | NY | Chautauqua County | Polish(23.1) | German(17.9) | Italian(15.6) | Irish(9.4) | English(7.0) |
| Dunmore | PA | Lackawanna County | Italian(37.4) | Irish(29.0) | German(15.1) | Polish(12.3) | English(5.9) |
| Dunwoody | GA | DeKalb County | English(11.5) | German(9.1) | American(8.0) | Irish(7.8) | Italian(3.3) |
| Durango | CO | La Plata County | German(19.6) | Irish(16.1) | English(12.8) | Italian(6.5) | Scottish(5.0) |
| Durant | OK | Bryan County | American(16.2) | Irish(11.8) | German(8.8) | English(8.7) | Dutch(1.5) |
| Durham | NC | Durham County | English(7.7) | German(7.6) | Irish(5.6) | American(4.6) | Italian(2.8) |
| Durham | NH | Strafford County | Irish(27.4) | English(16.5) | Italian(15.2) | German(14.0) | French(8.8) |
| Durham | NH | Strafford County | Irish(28.5) | English(14.8) | Italian(14.4) | German(13.7) | French Canadian(8.9) |
| Duxbury | MA | Plymouth County | Irish(36.8) | English(20.7) | Italian(16.4) | German(12.1) | French(7.7) |
| Dyer | IN | Lake County | German(20.0) | Polish(18.4) | Irish(16.6) | English(10.4) | Italian(10.2) |
| Dyersburg | TN | Dyer County | Irish(17.3) | German(11.7) | American(10.4) | English(6.8) | African(2.2) |
| Eagan | MN | Dakota County | German(35.6) | Norwegian(14.4) | Irish(14.3) | Swedish(7.7) | English(7.0) |
| Eagle | ID | Ada County | English(19.9) | German(16.5) | Irish(9.1) | American(4.5) | Scottish(3.8) |
| Eagle Mountain | UT | Utah County | English(30.2) | German(15.4) | European(6.6) | Danish(6.5) | Scottish(5.7) |
| Eagle Pass | TX | Maverick County | German(1.2) | English(0.5) | Irish(0.5) | American(0.3) | Italian(0.3) |
| Easley | SC | Pickens County | American(13.1) | Irish(12.8) | English(11.6) | German(10.7) | Scotchn/aIrish(2.9) |
| East Bay | MI | Grand Traverse County | German(28.7) | Irish(12.7) | English(12.4) | American(9.4) | Polish(9.4) |
| East Bethel | MN | Anoka County | German(35.5) | Norwegian(18.3) | Swedish(13.1) | American(9.5) | Polish(9.0) |
| East Bridgewater | MA | Plymouth County | Irish(37.5) | Italian(18.2) | English(16.7) | French(7.8) | German(6.0) |
| East Brunswick | NJ | Middlesex County | Italian(14.6) | Irish(11.2) | Polish(9.0) | German(7.8) | Russian(6.4) |
| East Chicago | IN | Lake County | Polish(2.2) | Irish(1.8) | American(1.1) | German(1.1) | Hungarian(0.6) |
| East Cleveland | OH | Cuyahoga County | African(2.2) | German(1.4) | American(1.2) | English(0.9) | Jamaican(0.9) |
| East Cocalico | PA | Lancaster County | German(47.0) | Irish(9.3) | American(9.2) | English(8.1) | Swiss(6.4) |
| East Fishkill | NY | Dutchess County | Italian(33.8) | Irish(25.7) | German(16.4) | English(6.8) | Polish(4.8) |
| East Goshen | PA | Chester County | Irish(31.6) | German(24.6) | Italian(20.3) | English(13.9) | Polish(6.0) |
| East Grand Rapids | MI | Kent County | German(23.8) | Dutch(19.3) | Irish(18.1) | English(17.1) | Polish(8.1) |
| East Greenbush | NY | Rensselaer County | Irish(29.8) | German(19.7) | Italian(19.2) | English(12.3) | Polish(11.5) |
| East Greenwich | RI | Kent County | Irish(25.4) | Italian(19.0) | English(17.2) | German(10.7) | French(8.5) |
| East Hampton | CT | Middlesex County | Italian(24.1) | Irish(22.6) | English(13.8) | Polish(10.9) | French(10.6) |
| East Hampton | NY | Suffolk County | Irish(16.3) | Italian(14.0) | German(14.0) | English(11.2) | Russian(4.3) |
| East Hanover | NJ | Morris County | Italian(40.1) | Irish(12.2) | Polish(7.3) | German(6.7) | English(4.6) |
| East Hartford | CT | Hartford County | Italian(9.6) | Irish(9.1) | English(6.6) | French(6.0) | Jamaican(6.0) |
| East Haven | CT | New Haven County | Italian(47.7) | Irish(17.8) | German(7.3) | English(6.2) | Polish(5.8) |
| East Hemet | CA | Riverside County | German(14.8) | English(9.6) | Irish(9.0) | American(4.4) | French(4.0) |
| East Hempfield | PA | Lancaster County | German(41.2) | Irish(15.4) | English(10.5) | Italian(8.6) | American(5.3) |
| East Highland Park | VA | Henrico County | American(3.7) | English(2.5) | German(1.9) | French(1.0) | African(0.9) |
| East Honolulu | HI | Honolulu County | Irish(6.1) | English(5.8) | German(5.7) | Italian(2.1) | Portuguese(2.1) |
| East Islip | NY | Suffolk County | Italian(39.5) | Irish(35.2) | German(19.7) | English(5.0) | Polish(4.3) |
| East Lake | FL | Pinellas County | German(19.0) | Irish(15.2) | Italian(13.7) | English(11.9) | American(6.7) |
| East Lake-Orient Park | FL | Hillsborough County | American(7.7) | Irish(5.4) | German(5.2) | English(5.0) | Italian(2.5) |
| East Lampeter | PA | Lancaster County | German(33.5) | Irish(12.1) | English(11.3) | American(8.6) | Italian(4.7) |
| East Lansing | MI | Ingham County | German(22.4) | Irish(15.1) | English(10.6) | Polish(9.6) | Italian(8.3) |
| East Liverpool | OH | Columbiana County | German(22.6) | Irish(19.2) | English(16.4) | American(12.9) | Italian(8.9) |
| East Longmeadow | MA | Hampden County | Irish(30.0) | Italian(21.9) | French(17.2) | English(11.7) | Polish(10.2) |
| East Los Angeles | CA | Los Angeles County | American(1.1) | German(0.4) | Italian(0.3) | French(0.2) | Irish(0.2) |
| East Lyme | CT | New London County | Irish(21.5) | Italian(19.2) | English(13.6) | German(11.9) | Polish(8.7) |
| East Massapequa | NY | Nassau County | Italian(32.3) | Irish(22.8) | German(15.2) | English(4.0) | Jamaican(4.0) |
| East Meadow | NY | Nassau County | Italian(23.8) | Irish(15.1) | German(9.4) | Polish(5.9) | American(5.0) |
| East Milton | FL | Santa Rosa County | Irish(15.3) | German(13.3) | European(7.4) | American(7.3) | Italian(4.5) |
| East Moline | IL | Rock Island County | German(18.2) | Irish(9.9) | English(6.0) | Swedish(5.1) | American(4.3) |
| East Norriton | PA | Montgomery County | Italian(27.7) | Irish(23.4) | German(22.8) | English(9.6) | Polish(8.4) |
| East Northport | NY | Suffolk County | Italian(32.2) | Irish(28.2) | German(24.0) | English(7.3) | Polish(6.4) |
| East Orange | NJ | Essex County | American(7.8) | Jamaican(5.9) | Guyanese(5.3) | Haitian(4.8) | African(1.9) |
| East Palo Alto | CA | San Mateo County | American(3.2) | German(1.5) | French(1.2) | English(1.2) | Italian(0.9) |
| East Patchogue | NY | Suffolk County | Irish(28.1) | Italian(25.6) | German(16.8) | English(5.4) | Polish(3.6) |
| East Pennsboro | PA | Cumberland County | German(34.6) | Irish(15.8) | Italian(12.8) | English(8.7) | American(5.7) |
| East Peoria | IL | Tazewell County | German(33.9) | Irish(15.0) | American(11.8) | English(11.0) | French(3.0) |
| East Point | GA | Fulton County | American(3.1) | Irish(2.3) | English(1.5) | African(1.3) | German(1.2) |
| East Providence | RI | Providence County | Portuguese(34.0) | Irish(18.5) | Italian(14.2) | English(9.5) | French(8.1) |
| East Rancho Dominguez | CA | Los Angeles County | American(4.6) | Italian(1.2) | African(0.9) | Scottish(0.6) | German(0.6) |
| East Renton Highlands | WA | King County | German(21.3) | English(15.4) | Irish(11.2) | Norwegian(5.9) | American(5.1) |
| East Ridge | TN | Hamilton County | Irish(13.8) | American(13.4) | German(10.2) | English(9.2) | Italian(2.3) |
| East Riverdale | MD | Prince George's County | African(4.7) | German(2.7) | Irish(2.5) | Jamaican(2.2) | American(1.6) |
| East Saint Louis | IL | Saint Clair County | American(1.0) | African(0.9) | German(0.5) | Irish(0.3) | European(0.3) |
| East San Gabriel | CA | Los Angeles County | German(4.5) | English(3.4) | Irish(2.7) | American(2.1) | Italian(1.7) |
| East Wenatchee | WA | Douglas County | German(19.7) | English(11.2) | Irish(10.2) | American(7.1) | Norwegian(5.1) |
| East Whiteland | PA | Chester County | Irish(22.0) | German(19.3) | Italian(19.2) | English(8.5) | American(4.1) |
| East Windsor | CT | Hartford County | Irish(20.3) | Italian(14.4) | French(12.8) | English(12.0) | German(10.8) |
| East Windsor | NJ | Mercer County | Italian(12.9) | German(12.4) | Irish(10.1) | Polish(6.5) | English(4.8) |
| Eastchester | NY | Westchester County | Italian(35.9) | Irish(18.9) | German(10.2) | English(5.6) | American(5.4) |
| Eastchester | NY | Westchester County | Italian(45.4) | Irish(17.8) | German(9.3) | American(6.1) | English(4.0) |
| Easthampton Town | MA | Hampshire County | Irish(22.8) | French(18.2) | Polish(16.6) | French Canadian(10.8) | English(10.8) |
| Eastlake | OH | Lake County | German(27.1) | Irish(17.4) | Italian(17.3) | English(9.0) | Polish(8.2) |
| Eastmont | WA | Snohomish County | German(21.8) | English(13.3) | Irish(12.2) | Norwegian(9.1) | American(4.4) |
| Easton | MA | Bristol County | Irish(30.5) | Italian(15.7) | English(13.8) | German(6.6) | Portuguese(6.1) |
| Easton | MD | Talbot County | German(19.3) | English(15.4) | Irish(15.2) | American(7.5) | Italian(5.5) |
| Easton | PA | Northampton County | German(21.1) | Irish(13.3) | Italian(12.8) | American(8.6) | English(4.5) |
| Eastpointe | MI | Macomb County | German(16.7) | Polish(11.0) | Irish(10.3) | Italian(10.2) | English(4.5) |
| Easttown | PA | Chester County | Irish(22.4) | German(20.5) | Italian(20.3) | English(15.7) | Polish(4.0) |
| Eastvale | CA | Riverside County | German(6.2) | Irish(4.2) | American(4.1) | English(3.0) | European(2.1) |
| Eatontown | NJ | Monmouth County | Italian(20.7) | Irish(13.6) | German(12.4) | English(7.2) | Polish(6.0) |
| Eau Claire | WI | Eau Claire County | German(42.4) | Norwegian(21.4) | Irish(10.9) | Polish(6.8) | English(6.4) |
| Echelon | NJ | Camden County | Irish(21.3) | Italian(16.6) | German(15.4) | English(6.8) | Polish(6.7) |
| Eden | NC | Rockingham County | American(12.9) | English(9.6) | Irish(8.2) | German(4.4) | European(2.9) |
| Eden Prairie | MN | Hennepin County | German(33.0) | Norwegian(12.9) | Irish(12.0) | Swedish(9.2) | English(7.4) |
| Edgewater | FL | Volusia County | German(16.4) | Irish(15.9) | English(11.9) | Italian(9.4) | American(6.6) |
| Edgewater | NJ | Bergen County | Irish(6.6) | German(6.6) | Italian(6.5) | Russian(3.8) | Polish(3.7) |
| Edgewood | MD | Harford County | German(16.9) | Irish(8.8) | Italian(7.0) | English(5.1) | Polish(4.1) |
| Edina | MN | Hennepin County | German(26.5) | Norwegian(15.6) | Irish(13.8) | Swedish(11.2) | English(9.7) |
| Edinburg | TX | Hidalgo County | German(3.7) | Irish(1.3) | American(1.3) | English(0.9) | Italian(0.8) |
| Edison | NJ | Middlesex County | Italian(9.5) | Irish(7.4) | Polish(6.1) | German(5.3) | American(3.2) |
| Edmond | OK | Oklahoma County | German(17.7) | Irish(12.3) | English(10.3) | American(8.7) | European(8.6) |
| Edmonds | WA | Snohomish County | German(19.5) | Irish(15.2) | English(13.7) | Norwegian(9.1) | Swedish(5.8) |
| Edwards | CO | Eagle County | German(17.9) | Irish(14.8) | English(11.2) | Italian(8.9) | Polish(4.6) |
| Edwardsville | IL | Madison County | German(33.4) | Irish(12.8) | English(11.1) | Italian(6.3) | American(6.2) |
| Effingham | IL | Effingham County | German(38.6) | Irish(14.0) | English(8.9) | American(7.9) | Scotchn/aIrish(2.2) |
| Egg Harbor | NJ | Atlantic County | Irish(19.0) | Italian(18.4) | German(16.0) | English(7.6) | Polish(4.8) |
| Eggertsville | NY | Erie County | Irish(22.3) | German(22.2) | Italian(17.8) | Polish(11.7) | English(11.4) |
| Egypt Lake-Leto | FL | Hillsborough County | American(7.0) | Italian(4.0) | German(3.9) | English(3.8) | Irish(3.8) |
| El Cajon | CA | San Diego County | German(11.0) | Assyrian/Chaldean/Syriac(8.3) | Irish(7.8) | English(5.8) | Iraqi(5.3) |
| El Campo | TX | Wharton County | German(13.7) | Czech(11.4) | Irish(6.7) | American(4.3) | Danish(2.9) |
| El Centro | CA | Imperial County | German(4.1) | Irish(3.0) | English(2.0) | American(1.5) | Italian(1.4) |
| El Cerrito | CA | Contra Costa County | German(10.2) | English(9.5) | Irish(6.8) | Italian(5.4) | European(3.1) |
| El Dorado | AR | Union County | American(14.6) | English(4.8) | Irish(3.1) | German(3.0) | French(1.6) |
| El Dorado | KS | Butler County | German(32.9) | Irish(14.5) | American(12.6) | English(10.9) | Scottish(3.2) |
| El Dorado Hills | CA | El Dorado County | German(18.6) | English(13.5) | Irish(12.0) | Italian(8.5) | American(3.9) |
| El Mirage | AZ | Maricopa County | American(25.0) | German(8.9) | Irish(5.5) | English(4.6) | Italian(2.7) |
| El Monte | CA | Los Angeles County | American(1.3) | German(1.2) | Irish(0.8) | English(0.7) | Italian(0.4) |
| El Paso | TX | El Paso County | American(4.0) | German(3.7) | Irish(2.7) | English(1.9) | Italian(1.1) |
| El Paso de Robles (Paso Robles) | CA | San Luis Obispo County | German(13.5) | Irish(9.8) | English(9.4) | American(5.1) | Italian(4.5) |
| El Reno | OK | Canadian County | German(12.5) | Irish(11.4) | English(7.5) | American(6.5) | French(2.8) |
| El Segundo | CA | Los Angeles County | German(19.9) | Irish(14.0) | American(13.3) | English(12.3) | Italian(8.0) |
| El Sobrante | CA | Contra Costa County | German(10.4) | Irish(7.8) | English(7.8) | European(6.4) | Italian(4.9) |
| El Sobrante | CA | Riverside County | German(13.2) | English(10.1) | Irish(8.6) | American(5.6) | Italian(3.3) |
| Eldersburg | MD | Carroll County | German(31.0) | Irish(23.6) | English(12.3) | Italian(10.1) | American(8.2) |
| Elfers | FL | Pasco County | American(26.3) | German(15.5) | Italian(12.8) | Irish(12.2) | English(7.9) |
| Elgin | IL | Kane County | German(17.0) | Irish(7.6) | Italian(5.3) | Polish(5.2) | English(4.5) |
| Elizabeth | NJ | Union County | Portuguese(5.8) | Haitian(3.4) | Italian(2.9) | American(2.8) | Irish(2.3) |
| Elizabeth | PA | Allegheny County | German(28.0) | Italian(20.6) | Irish(16.6) | Polish(13.0) | English(11.7) |
| Elizabeth City | NC | Pasquotank County | English(6.2) | American(5.4) | German(5.1) | Irish(4.9) | Italian(2.7) |
| Elizabethton | TN | Carter County | American(19.8) | German(12.7) | Irish(12.2) | English(10.1) | Scotchn/aIrish(4.6) |
| Elizabethtown | KY | Hardin County | German(14.8) | American(12.7) | Irish(12.1) | English(10.3) | Italian(3.3) |
| Elizabethtown | PA | Lancaster County | German(44.2) | Irish(9.5) | English(6.6) | American(6.5) | Italian(5.9) |
| Elk City | OK | Beckham County | German(20.0) | Irish(19.3) | English(9.4) | American(6.2) | Italian(2.6) |
| Elk Grove | CA | Sacramento County | German(10.3) | Irish(7.3) | English(7.0) | Italian(4.5) | American(2.1) |
| Elk Grove Village | IL | Cook County | German(25.3) | Polish(19.8) | Irish(17.8) | Italian(11.8) | English(5.4) |
| Elk Plain | WA | Pierce County | German(19.1) | Irish(12.6) | English(9.2) | Norwegian(6.9) | American(4.9) |
| Elk River | MN | Sherburne County | German(40.5) | Norwegian(15.1) | Swedish(12.9) | Irish(10.9) | English(5.3) |
| Elkhart | IN | Elkhart County | German(17.8) | American(9.3) | Irish(8.1) | English(5.3) | Italian(3.4) |
| Elkhorn | WI | Walworth County | German(42.4) | Irish(12.2) | English(8.4) | Polish(7.7) | Italian(7.2) |
| Elko | NV | Elko County | American(16.0) | German(10.7) | English(10.1) | Irish(7.3) | Italian(6.9) |
| Elkridge | MD | Howard County | German(16.4) | Irish(16.2) | English(8.5) | Italian(6.8) | American(6.5) |
| Elkton | MD | Cecil County | German(22.1) | Irish(20.8) | Italian(10.3) | English(9.4) | American(4.5) |
| Ellensburg | WA | Kittitas County | German(23.1) | Irish(14.9) | English(11.7) | Norwegian(6.3) | Italian(5.3) |
| Ellicott City | MD | Howard County | German(17.8) | Irish(13.2) | English(10.6) | Italian(7.7) | Polish(5.4) |
| Ellington | CT | Tolland County | Irish(25.4) | German(20.2) | Italian(19.2) | English(12.7) | Polish(12.4) |
| Elma | NY | Erie County | German(32.9) | Polish(29.8) | Irish(17.0) | Italian(16.1) | English(8.1) |
| Elmhurst | IL | DuPage County | German(26.7) | Irish(24.1) | Italian(16.2) | Polish(9.9) | English(5.7) |
| Elmira | NY | Chemung County | Irish(19.6) | German(16.6) | American(11.1) | Italian(11.0) | English(8.3) |
| Elmont | NY | Nassau County | Haitian(14.7) | Jamaican(10.7) | Italian(9.1) | Irish(4.7) | German(3.1) |
| Elmwood Park | IL | Cook County | Polish(23.9) | Italian(20.3) | Irish(13.7) | German(12.3) | English(2.7) |
| Elmwood Park | NJ | Bergen County | Italian(23.4) | Polish(16.2) | Irish(8.6) | German(7.2) | Macedonian(2.1) |
| Eloy | AZ | Pinal County | German(4.4) | Irish(3.3) | English(2.4) | Italian(1.8) | French(1.4) |
| Elwood | NY | Suffolk County | Italian(32.6) | Irish(19.2) | German(13.7) | Polish(8.2) | English(4.6) |
| Elyria | OH | Lorain County | German(25.4) | Irish(14.2) | English(9.6) | American(8.1) | Polish(7.9) |
| Emeryville | CA | Alameda County | German(7.0) | Irish(5.9) | English(5.0) | Italian(4.6) | American(2.8) |
| Emmaus | PA | Lehigh County | German(37.1) | Irish(18.0) | Italian(10.7) | English(8.6) | Pennsylvania German(7.8) |
| Emmett | MI | Calhoun County | German(20.3) | English(14.1) | Irish(10.5) | American(9.0) | Dutch(4.7) |
| Emporia | KS | Lyon County | German(23.4) | Irish(11.9) | English(7.2) | American(5.0) | European(4.3) |
| Encinitas | CA | San Diego County | German(15.3) | English(14.2) | Irish(12.6) | Italian(6.2) | American(4.6) |
| Endicott | NY | Broome County | Italian(22.0) | Irish(18.5) | German(18.4) | English(11.0) | Polish(7.1) |
| Endwell | NY | Broome County | Italian(23.3) | Irish(20.2) | German(15.4) | English(12.4) | Polish(9.7) |
| Enfield | CT | Hartford County | Irish(23.5) | Italian(18.7) | French(13.9) | Polish(11.8) | English(10.9) |
| Englewood | CO | Arapahoe County | German(23.5) | Irish(15.7) | English(11.3) | Italian(5.1) | American(5.0) |
| Englewood | FL | Sarasota County | German(22.1) | English(18.5) | Irish(18.2) | American(9.3) | Italian(7.4) |
| Englewood | NJ | Bergen County | Jamaican(7.0) | Italian(4.1) | German(3.6) | Irish(3.6) | American(3.2) |
| Englewood | OH | Montgomery County | German(33.1) | English(10.5) | Irish(9.8) | American(8.4) | Italian(4.0) |
| Enid | OK | Garfield County | German(19.2) | Irish(11.4) | American(8.7) | English(7.8) | French(4.3) |
| Ennis | TX | Ellis County | German(8.5) | English(7.6) | Irish(6.0) | American(5.1) | Czech(4.5) |
| Ensley | FL | Escambia County | American(9.8) | Irish(9.3) | German(8.7) | English(8.2) | Italian(3.9) |
| Enterprise | AL | Coffee County | American(22.0) | German(9.5) | Irish(7.4) | English(6.4) | African(3.8) |
| Enterprise | NV | Clark County | German(10.6) | Irish(9.2) | Italian(7.4) | English(4.8) | American(3.3) |
| Enumclaw | WA | King County | German(20.3) | Irish(14.1) | English(12.3) | American(6.0) | French(5.5) |
| Ephrata | PA | Lancaster County | German(44.4) | Irish(12.3) | American(10.4) | English(6.3) | Italian(4.4) |
| Erie | CO | Weld County | German(24.0) | Irish(14.7) | English(13.6) | Italian(7.1) | Polish(5.5) |
| Erie | PA | Erie County | German(24.8) | Irish(16.6) | Italian(12.9) | Polish(12.0) | English(5.0) |
| Erlanger | KY | Kenton County | German(37.0) | Irish(20.4) | English(11.9) | American(9.5) | Italian(3.3) |
| Escanaba | MI | Delta County | French(20.7) | German(18.5) | Swedish(11.5) | Irish(11.1) | French Canadian(7.9) |
| Escondido | CA | San Diego County | English(10.2) | German(9.2) | Irish(6.8) | Italian(3.2) | American(2.4) |
| Espa±ola | NM | Rio Arriba County | German(2.3) | Irish(1.6) | French(1.3) | English(1.1) | American(0.7) |
| Essex | MD | Baltimore County | German(22.2) | Irish(14.3) | Italian(7.8) | Polish(7.1) | English(6.9) |
| Essex | VT | Chittenden County | Irish(20.1) | English(15.9) | German(12.4) | French(11.1) | French Canadian(10.9) |
| Estelle | LA | Jefferson Parish | French(23.7) | Italian(8.6) | German(5.8) | American(3.9) | Irish(3.5) |
| Estero | FL | Lee County | German(19.8) | Irish(14.6) | English(13.3) | American(12.2) | Italian(10.9) |
| Euclid | OH | Cuyahoga County | German(9.9) | Irish(7.8) | Italian(6.4) | Slovene(4.2) | Polish(3.8) |
| Eufaula | AL | Barbour County | American(12.7) | Irish(6.9) | German(6.2) | English(5.9) | Scottish(1.5) |
| Eugene | OR | Lane County | German(19.8) | Irish(13.6) | English(12.4) | Italian(4.4) | American(4.3) |
| Euless | TX | Tarrant County | German(14.8) | Irish(9.7) | American(8.0) | English(7.8) | Italian(2.7) |
| Eunice | LA | Saint Landry Parish | French(23.1) | French Canadian(7.8) | American(6.4) | German(6.3) | English(3.1) |
| Eureka | CA | Humboldt County | German(14.3) | Irish(13.0) | English(10.6) | Italian(6.0) | American(4.3) |
| Eureka | MO | Saint Louis County | German(36.3) | Irish(19.4) | American(8.9) | English(8.2) | Italian(6.9) |
| Eustis | FL | Lake County | American(22.1) | German(13.7) | English(9.4) | Irish(8.5) | Italian(4.3) |
| Evans | CO | Weld County | German(16.9) | Irish(8.8) | English(6.1) | Italian(4.3) | American(3.4) |
| Evans | GA | Columbia County | American(18.7) | English(11.2) | German(10.4) | Irish(8.9) | Italian(4.4) |
| Evans | NY | Erie County | German(34.4) | Polish(23.4) | Irish(20.2) | Italian(18.8) | English(9.6) |
| Evanston | IL | Cook County | German(16.2) | Irish(12.7) | English(7.7) | Polish(6.1) | Italian(4.7) |
| Evanston | WY | Uinta County | English(24.1) | German(20.2) | Irish(9.7) | American(6.5) | French(4.2) |
| Evansville | IN | Vanderburgh County | German(26.4) | American(19.1) | Irish(9.9) | English(8.2) | French(2.2) |
| Everett | MA | Middlesex County | Italian(19.7) | Irish(12.7) | Brazilian(11.6) | Haitian(7.0) | Portuguese(5.5) |
| Everett | WA | Snohomish County | German(16.6) | Irish(10.2) | English(8.8) | Norwegian(7.4) | Swedish(3.7) |
| Evergreen Park | IL | Cook County | Irish(28.0) | German(17.4) | Italian(11.1) | Polish(9.5) | English(5.7) |
| Evesham | NJ | Burlington County | Irish(27.0) | Italian(25.5) | German(21.4) | English(8.6) | Polish(7.9) |
| Ewa Beach | HI | Honolulu County | Portuguese(4.9) | German(2.0) | Irish(1.4) | English(1.2) | American(0.9) |
| Ewa Gentry | HI | Honolulu County | Irish(4.1) | German(4.0) | Portuguese(3.1) | English(2.3) | Italian(2.0) |
| Ewing | NJ | Mercer County | Italian(15.9) | Irish(14.6) | German(12.9) | Polish(8.6) | English(7.6) |
| Excelsior Springs | MO | Clay County | German(18.4) | Irish(17.9) | American(14.9) | English(9.7) | Italian(3.3) |
| Exeter | CA | Tulare County | English(7.1) | Irish(6.9) | German(4.1) | American(2.8) | Dutch(2.0) |
| Exeter | NH | Rockingham County | English(25.2) | Irish(24.7) | French(14.5) | German(11.6) | Italian(11.0) |
| Exeter | PA | Berks County | German(40.7) | Irish(18.1) | Italian(14.2) | Polish(9.5) | English(8.3) |
| Fair Lawn | NJ | Bergen County | Italian(17.4) | Irish(10.7) | Russian(9.9) | German(9.3) | Polish(7.1) |
| Fair Oaks | CA | Sacramento County | German(17.5) | Irish(14.6) | English(12.8) | Italian(7.2) | American(4.4) |
| Fair Oaks | VA | Fairfax County | Irish(9.5) | German(9.2) | Italian(5.6) | English(5.6) | European(3.7) |
| Fairbanks | AK | Fairbanks North Star Borough | German(16.1) | Irish(11.3) | English(6.9) | American(4.9) | Italian(4.0) |
| Fairborn | OH | Greene County | German(20.1) | American(20.0) | Irish(11.0) | English(9.3) | Italian(2.4) |
| Fairburn | GA | Fulton County | American(5.0) | Irish(1.6) | German(1.2) | Haitian(1.0) | English(1.0) |
| Fairfax | VA | Fairfax Independent City | German(14.4) | Irish(13.4) | English(12.2) | Italian(5.3) | American(3.7) |
| Fairfax Station | VA | Fairfax County | Irish(14.8) | German(14.4) | English(14.1) | Italian(8.1) | American(8.0) |
| Fairfield | AL | Jefferson County | American(4.8) | African(2.6) | Scotchn/aIrish(0.8) | German(0.7) | Irish(0.7) |
| Fairfield | CA | Solano County | German(7.3) | Irish(6.0) | English(4.5) | Italian(3.7) | American(3.2) |
| Fairfield | CT | Fairfield County | Irish(24.9) | Italian(21.6) | English(11.7) | German(11.5) | Polish(6.8) |
| Fairfield | OH | Butler County | German(29.6) | Irish(13.7) | American(8.4) | English(8.1) | Italian(4.5) |
| Fairhaven | MA | Bristol County | Portuguese(34.4) | English(18.8) | French(18.1) | Irish(16.1) | Polish(7.7) |
| Fairhope | AL | Baldwin County | American(16.6) | English(16.5) | German(13.4) | Irish(13.0) | French(7.7) |
| Fairland | MD | Montgomery County | African(7.6) | German(4.5) | Irish(4.2) | Italian(2.7) | English(2.7) |
| Fairmont | MN | Martin County | German(50.4) | Norwegian(15.3) | Irish(10.7) | English(7.1) | American(6.1) |
| Fairmont | WV | Marion County | German(20.7) | Irish(15.1) | Italian(14.9) | English(10.8) | American(10.0) |
| Fairmount | NY | Onondaga County | Irish(29.5) | Italian(23.3) | German(17.4) | English(9.7) | Polish(9.5) |
| Fairview | CA | Alameda County | Irish(5.7) | German(5.6) | English(5.5) | Portuguese(3.8) | Italian(2.4) |
| Fairview | NJ | Bergen County | Italian(11.9) | Croatian(4.4) | German(2.3) | Brazilian(2.2) | Irish(2.2) |
| Fairview | PA | Erie County | German(34.8) | Irish(18.7) | Polish(14.6) | Italian(13.8) | English(12.9) |
| Fairview | PA | York County | German(38.9) | Irish(14.7) | English(9.6) | Italian(8.7) | American(7.7) |
| Fairview Heights | IL | Saint Clair County | German(22.8) | Irish(13.4) | English(9.0) | American(7.2) | Italian(3.2) |
| Fairview Park | OH | Cuyahoga County | German(28.5) | Irish(27.4) | Italian(10.1) | English(8.8) | Polish(8.0) |
| Fairview Shores | FL | Orange County | Irish(14.7) | German(13.2) | English(11.7) | Italian(7.6) | American(7.5) |
| Fairwood | WA | King County | German(17.7) | English(9.6) | Irish(9.3) | Norwegian(5.7) | Scottish(4.7) |
| Fall River | MA | Bristol County | Portuguese(45.4) | French(14.6) | Irish(11.0) | English(6.6) | Italian(6.4) |
| Fallbrook | CA | San Diego County | German(12.6) | English(12.4) | Irish(9.1) | American(3.8) | Italian(3.5) |
| Falls | PA | Bucks County | Irish(27.5) | German(26.1) | Italian(15.3) | English(10.8) | Polish(7.6) |
| Falls Church | VA | Falls Church Independent City | English(15.2) | German(15.1) | Irish(11.0) | American(6.3) | Italian(5.7) |
| Fallsburg | NY | Sullivan County | Irish(12.3) | German(9.6) | Italian(9.6) | Polish(6.3) | English(5.0) |
| Falmouth | MA | Barnstable County | Irish(27.5) | English(15.8) | Italian(11.3) | German(9.5) | Portuguese(8.5) |
| Falmouth | ME | Cumberland County | English(25.4) | Irish(18.7) | French(10.7) | German(9.6) | Scottish(7.2) |
| Fargo | ND | Cass County | German(41.5) | Norwegian(32.4) | Irish(9.2) | Swedish(6.0) | English(4.8) |
| Faribault | MN | Rice County | German(34.0) | Norwegian(14.1) | Irish(10.4) | French(5.0) | English(4.5) |
| Farmers Branch | TX | Dallas County | English(11.0) | German(9.1) | Irish(6.2) | American(5.8) | Italian(3.1) |
| Farmersville | CA | Tulare County | German(2.8) | English(1.6) | Irish(0.9) | American(0.8) | Italian(0.8) |
| Farmington | CT | Hartford County | Irish(17.6) | Italian(17.1) | Polish(14.0) | English(12.4) | German(10.4) |
| Farmington | MI | Oakland County | German(17.7) | Irish(12.7) | English(12.4) | Polish(9.7) | Italian(5.8) |
| Farmington | MN | Dakota County | German(41.1) | Norwegian(17.6) | Irish(15.3) | Swedish(8.1) | English(7.4) |
| Farmington | MO | Saint Francois County | German(24.6) | American(15.2) | Irish(13.0) | English(9.3) | French(7.6) |
| Farmington | NM | San Juan County | English(12.0) | German(10.4) | Irish(6.3) | American(4.6) | French(1.9) |
| Farmington | NY | Ontario County | German(30.0) | Irish(21.5) | English(17.6) | Italian(15.0) | French(6.7) |
| Farmington | UT | Davis County | English(32.6) | German(15.2) | American(6.4) | Danish(5.8) | Swedish(5.4) |
| Farmington Hills | MI | Oakland County | German(12.8) | Polish(10.5) | Irish(8.4) | English(7.2) | Italian(4.9) |
| Farmingville | NY | Suffolk County | Italian(36.8) | Irish(24.5) | German(17.2) | English(5.4) | Polish(4.7) |
| Farragut | TN | Knox County | German(18.2) | English(17.2) | Irish(11.2) | American(11.2) | Italian(5.7) |
| Fayetteville | AR | Washington County | German(17.2) | Irish(14.8) | English(12.2) | American(6.3) | French(3.2) |
| Fayetteville | GA | Fayette County | English(13.0) | American(11.0) | Irish(9.2) | German(7.2) | Italian(2.2) |
| Fayetteville | NC | Cumberland County | German(10.4) | Irish(7.9) | English(5.4) | American(4.7) | Italian(2.8) |
| Federal Heights | CO | Adams County | German(12.5) | Irish(11.6) | English(5.6) | American(3.0) | Italian(1.9) |
| Federal Way | WA | King County | German(13.9) | Irish(8.1) | English(6.8) | Norwegian(3.9) | American(3.1) |
| Fenton | MI | Genesee County | German(26.3) | Irish(14.6) | English(12.3) | Polish(9.4) | American(6.2) |
| Fenton | MI | Genesee County | German(26.4) | Irish(14.6) | English(10.3) | Polish(9.8) | American(6.5) |
| Fergus Falls | MN | Otter Tail County | Norwegian(38.2) | German(37.8) | Swedish(8.5) | Irish(7.4) | English(6.0) |
| Ferguson | MO | Saint Louis County | German(13.0) | Irish(10.1) | English(5.4) | Italian(3.7) | American(3.3) |
| Ferguson | PA | Centre County | German(25.2) | Irish(14.6) | Italian(9.8) | English(8.2) | Polish(4.8) |
| Fernandina Beach | FL | Nassau County | Irish(15.4) | German(14.1) | English(13.9) | American(11.0) | Polish(4.1) |
| Ferndale | MD | Anne Arundel County | German(21.0) | Irish(15.7) | Italian(9.5) | English(8.5) | American(6.1) |
| Ferndale | MI | Oakland County | German(19.7) | Irish(16.6) | Polish(12.8) | English(9.6) | Italian(7.0) |
| Ferndale | WA | Whatcom County | German(15.9) | Irish(11.6) | Norwegian(10.1) | English(10.0) | Dutch(4.4) |
| Fernley | NV | Lyon County | English(15.5) | German(15.0) | Irish(11.2) | Italian(6.4) | American(5.2) |
| Ferry Pass | FL | Escambia County | German(13.1) | Irish(13.0) | English(12.9) | American(9.3) | Italian(4.6) |
| Festus | MO | Jefferson County | German(30.9) | Irish(13.9) | American(10.9) | French(10.1) | English(9.1) |
| Fillmore | CA | Ventura County | Irish(5.0) | German(4.3) | English(4.1) | American(1.9) | Scottish(1.7) |
| Findlay | OH | Hancock County | German(36.0) | American(12.4) | Irish(11.1) | English(8.6) | Italian(4.1) |
| Finneytown | OH | Hamilton County | German(29.6) | Irish(10.8) | English(8.4) | American(5.0) | Italian(3.7) |
| Firestone | CO | Weld County | German(31.0) | Irish(13.4) | English(10.5) | European(6.1) | Swedish(5.7) |
| Fish Hawk | FL | Hillsborough County | Irish(17.3) | German(16.6) | Italian(11.9) | English(10.2) | American(8.3) |
| Fishers | IN | Hamilton County | German(26.1) | Irish(15.1) | English(10.4) | American(7.1) | French(3.9) |
| Fishkill | NY | Dutchess County | Italian(26.0) | Irish(21.4) | German(14.1) | English(5.8) | Polish(4.9) |
| Fitchburg | MA | Worcester County | French(16.9) | Irish(16.0) | Italian(11.9) | French Canadian(9.4) | English(8.1) |
| Fitchburg | WI | Dane County | German(27.6) | Irish(11.9) | English(8.9) | Norwegian(7.8) | Polish(4.3) |
| Five Corners | WA | Clark County | German(23.7) | Irish(10.4) | English(7.2) | Ukrainian(7.2) | Russian(5.8) |
| Five Forks | SC | Greenville County | German(18.8) | English(16.5) | Irish(13.5) | American(10.0) | Italian(8.2) |
| Flagstaff | AZ | Coconino County | German(17.2) | Irish(10.6) | English(8.6) | Italian(4.5) | American(3.2) |
| Fleming Island | FL | Clay County | German(15.0) | English(13.2) | Irish(12.5) | American(9.7) | Italian(8.6) |
| Flint | MI | Genesee County | German(6.3) | Irish(5.4) | English(4.1) | American(3.7) | French(1.8) |
| Flint | MI | Genesee County | German(13.6) | English(8.8) | Irish(8.4) | American(4.7) | Polish(4.0) |
| Floral Park | NY | Nassau County | Irish(32.4) | Italian(27.8) | German(17.0) | Polish(6.8) | English(3.1) |
| Florence | AL | Lauderdale County | American(22.2) | Irish(10.7) | English(9.1) | German(7.7) | Italian(2.0) |
| Florence | AZ | Pinal County | German(9.8) | Irish(8.0) | English(5.9) | American(2.6) | Italian(1.8) |
| Florence | KY | Boone County | German(30.7) | Irish(16.3) | English(10.6) | American(9.1) | Italian(4.0) |
| Florence | NJ | Burlington County | Irish(24.8) | Italian(18.6) | German(16.6) | English(10.3) | Polish(8.9) |
| Florence | SC | Florence County | American(8.4) | English(7.7) | German(7.4) | Irish(5.6) | Scotchn/aIrish(3.6) |
| Florence-Graham | CA | Los Angeles County | American(2.0) | African(0.5) | German(0.3) | Irish(0.3) | French(0.1) |
| Florham Park | NJ | Morris County | Italian(25.2) | Irish(18.5) | German(15.9) | English(5.6) | Polish(5.4) |
| Florida City | FL | Miami-Dade County | Haitian(11.6) | American(1.9) | Brazilian(1.0) | Jamaican(0.7) | Scottish(0.5) |
| Florida Ridge | FL | Indian River County | German(14.9) | Irish(14.6) | English(12.6) | Italian(7.5) | American(6.6) |
| Florin | CA | Sacramento County | German(5.8) | Irish(3.8) | English(3.3) | Italian(2.0) | American(1.7) |
| Florissant | MO | Saint Louis County | German(28.6) | Irish(17.0) | English(8.0) | Italian(5.4) | American(4.8) |
| Flower Mound | TX | Denton County | German(20.6) | Irish(14.4) | English(14.0) | American(7.3) | Italian(5.1) |
| Flowing Wells | AZ | Pima County | German(15.6) | Irish(11.8) | English(8.3) | Italian(4.7) | American(3.9) |
| Flushing | MI | Genesee County | German(28.3) | English(15.1) | Irish(12.1) | Polish(8.4) | French(7.7) |
| Foley | AL | Baldwin County | English(13.2) | Irish(12.7) | German(10.4) | American(6.9) | Italian(3.0) |
| Folsom | CA | Sacramento County | German(15.5) | Irish(11.0) | English(10.0) | Italian(7.5) | American(4.5) |
| Fond du Lac | WI | Fond du Lac County | German(53.5) | Irish(11.7) | Polish(6.1) | English(5.7) | French(4.7) |
| Fontana | CA | San Bernardino County | German(3.6) | Irish(3.2) | American(2.4) | Italian(2.4) | English(2.0) |
| Foothill Farms | CA | Sacramento County | German(13.9) | Irish(10.3) | English(7.3) | Ukrainian(4.7) | American(3.8) |
| Fords | NJ | Middlesex County | Italian(12.9) | Polish(12.4) | Irish(10.7) | German(7.8) | Hungarian(5.8) |
| Forest Acres | SC | Richland County | English(16.1) | German(12.7) | American(10.6) | Irish(10.4) | Scotchn/aIrish(7.9) |
| Forest City | FL | Seminole County | German(12.8) | Irish(10.4) | European(10.1) | English(6.8) | Italian(6.6) |
| Forest Grove | OR | Washington County | German(18.8) | English(12.1) | Irish(10.6) | American(4.8) | Dutch(4.7) |
| Forest Hill | TX | Tarrant County | American(3.0) | German(2.8) | African(2.6) | English(2.3) | Irish(2.0) |
| Forest Hills | MI | Kent County | German(27.5) | Dutch(20.7) | Irish(16.1) | English(15.0) | Polish(6.3) |
| Forest Lake | MN | Washington County | German(36.2) | Norwegian(15.2) | Irish(15.0) | Swedish(13.4) | American(5.5) |
| Forest Park | GA | Clayton County | American(10.4) | Irish(2.6) | German(2.4) | English(2.0) | African(1.0) |
| Forest Park | IL | Cook County | Irish(14.4) | German(12.5) | Italian(8.0) | Polish(5.2) | English(3.8) |
| Forest Park | OH | Hamilton County | German(8.6) | Irish(5.2) | Other Subsaharan African(3.9) | English(2.5) | American(1.7) |
| Forestdale | AL | Jefferson County | American(6.9) | German(2.3) | English(2.2) | Italian(2.1) | Irish(1.7) |
| Forestville | MD | Prince George's County | American(3.5) | African(2.4) | German(1.3) | Irish(0.9) | Trinidadian and Tobagonian(0.7) |
| Forestville | OH | Hamilton County | German(34.7) | Irish(20.7) | American(17.0) | English(11.8) | Italian(5.5) |
| Forks | PA | Northampton County | German(24.6) | Italian(22.4) | Irish(18.1) | English(9.9) | Polish(6.4) |
| Forney | TX | Kaufman County | German(14.6) | American(11.7) | Irish(10.3) | English(9.9) | French(4.0) |
| Forrest City | AR | Saint Francis County | American(3.9) | German(3.3) | Irish(2.4) | Arab(2.2) | English(2.2) |
| Fort Atkinson | WI | Jefferson County | German(51.3) | Irish(12.4) | English(8.1) | Norwegian(7.3) | Polish(6.5) |
| Fort Campbell North | KY | Christian County | German(14.8) | American(12.1) | Irish(10.5) | English(7.2) | African(5.5) |
| Fort Carson | CO | El Paso County | German(20.4) | Irish(14.8) | English(6.5) | American(5.9) | Italian(5.8) |
| Fort Collins | CO | Larimer County | German(27.8) | Irish(14.5) | English(11.8) | Italian(6.3) | European(4.9) |
| Fort Dodge | IA | Webster County | German(37.0) | Irish(16.6) | Norwegian(11.0) | English(6.3) | Swedish(5.8) |
| Fort Drum | NY | Jefferson County | German(22.8) | Irish(21.8) | Italian(7.2) | English(4.2) | French(3.3) |
| Fort Gratiot | MI | Saint Clair County | German(30.2) | Irish(15.7) | English(15.4) | Polish(7.2) | American(6.6) |
| Fort Hood | TX | Bell County | German(16.9) | Irish(10.4) | English(6.5) | French(3.4) | Italian(3.4) |
| Fort Hunt | VA | Fairfax County | German(20.8) | Irish(18.4) | English(17.8) | American(8.3) | Italian(7.2) |
| Fort Knox | KY | Hardin County | German(24.2) | Irish(12.1) | English(8.4) | American(6.1) | Polish(3.8) |
| Fort Lauderdale | FL | Broward County | Irish(9.8) | German(9.8) | American(8.4) | Italian(7.7) | English(6.2) |
| Fort Lee | NJ | Bergen County | Italian(8.0) | Russian(6.8) | Polish(4.2) | German(4.1) | Irish(3.6) |
| Fort Leonard Wood | MO | Pulaski County | German(19.9) | Irish(13.6) | American(7.9) | Italian(7.3) | English(5.9) |
| Fort Lewis | WA | Pierce County | Irish(16.6) | German(16.5) | English(11.3) | Italian(4.4) | American(3.7) |
| Fort Madison | IA | Lee County | German(32.8) | Irish(14.5) | English(8.4) | American(7.8) | Swedish(2.4) |
| Fort Mill | SC | York County | German(16.9) | English(15.9) | Irish(15.2) | American(7.2) | Scottish(4.2) |
| Fort Mohave | AZ | Mohave County | German(19.9) | Irish(11.9) | English(9.9) | American(7.0) | Italian(6.6) |
| Fort Morgan | CO | Morgan County | German(24.9) | Irish(9.8) | English(5.4) | American(4.9) | Somalian(3.8) |
| Fort Myers | FL | Lee County | American(13.8) | German(8.1) | Irish(6.9) | English(5.8) | Haitian(5.7) |
| Fort Payne | AL | DeKalb County | American(16.3) | Irish(9.0) | German(5.1) | English(4.8) | Scottish(3.1) |
| Fort Pierce | FL | Saint Lucie County | African(9.3) | American(6.9) | German(6.6) | Haitian(5.9) | Irish(5.8) |
| Fort Salonga | NY | Suffolk County | Irish(33.3) | Italian(31.2) | German(21.8) | English(6.3) | Polish(5.5) |
| Fort Smith | AR | Sebastian County | English(16.7) | Irish(13.3) | German(11.7) | American(7.9) | French(2.8) |
| Fort Thomas | KY | Campbell County | German(44.1) | Irish(19.1) | English(14.3) | American(6.0) | Italian(4.1) |
| Fort Walton Beach | FL | Okaloosa County | American(24.3) | German(12.3) | English(10.7) | Irish(9.7) | Italian(4.3) |
| Fort Washington | MD | Prince George's County | Irish(2.8) | German(2.6) | English(2.3) | American(2.0) | African(1.6) |
| Fort Wayne | IN | Allen County | German(27.1) | American(11.9) | Irish(9.6) | English(6.9) | African(3.7) |
| Fort Worth | TX | Tarrant County | German(9.1) | Irish(7.2) | American(6.5) | English(5.9) | Italian(1.9) |
| Fortuna | CA | Humboldt County | European(14.4) | German(12.3) | English(9.5) | Irish(8.6) | Italian(3.6) |
| Fortuna Foothills | AZ | Yuma County | German(19.9) | English(16.1) | Irish(11.6) | American(9.5) | Norwegian(4.0) |
| Foster City | CA | San Mateo County | German(8.3) | Irish(5.3) | English(5.3) | Russian(4.7) | Italian(4.0) |
| Fostoria | OH | Seneca County | German(36.7) | Irish(9.7) | American(7.7) | English(5.7) | Italian(5.3) |
| Fountain | CO | El Paso County | German(20.0) | Irish(13.7) | English(6.6) | American(6.5) | Italian(4.4) |
| Fountain Hills | AZ | Maricopa County | German(21.3) | Irish(15.3) | English(12.4) | Italian(10.2) | American(7.3) |
| Fountain Valley | CA | Orange County | German(10.4) | Irish(8.9) | English(7.0) | Italian(4.6) | American(3.3) |
| Fountainebleau | FL | Miami-Dade County | American(1.2) | Italian(1.1) | Brazilian(0.9) | German(0.5) | Irish(0.4) |
| Four Corners | FL | Lake County | German(11.8) | American(10.5) | Irish(9.7) | Italian(7.2) | English(6.7) |
| Four Corners | OR | Marion County | German(15.0) | Irish(8.4) | English(8.1) | American(4.9) | Norwegian(3.2) |
| Four Corners | TX | Fort Bend County | Nigerian(5.7) | African(2.7) | German(2.2) | Jamaican(2.1) | English(1.5) |
| Fox Lake | IL | Lake County | German(29.4) | Irish(18.8) | Polish(18.3) | Italian(11.1) | English(4.8) |
| Foxborough | MA | Norfolk County | Irish(38.3) | Italian(20.3) | English(10.5) | Polish(7.4) | German(6.4) |
| Framingham | MA | Middlesex County | Irish(16.0) | Italian(12.6) | English(8.7) | Brazilian(7.3) | German(5.6) |
| Franconia | PA | Montgomery County | German(44.4) | Irish(19.0) | Italian(10.8) | English(10.6) | Polish(5.1) |
| Franconia | VA | Fairfax County | German(11.3) | Irish(9.0) | English(8.0) | American(7.2) | Ethiopian(3.5) |
| Frankfort | IL | Will County | German(25.1) | Irish(23.4) | Polish(16.9) | Italian(14.5) | English(9.1) |
| Frankfort | IN | Clinton County | German(19.6) | American(9.4) | Irish(8.9) | English(7.9) | Italian(1.6) |
| Frankfort | KY | Franklin County | American(18.9) | English(12.9) | Irish(12.1) | German(12.0) | Italian(2.1) |
| Franklin | IN | Johnson County | German(24.6) | American(13.0) | Irish(11.9) | English(9.7) | Scottish(1.9) |
| Franklin | NJ | Gloucester County | Italian(25.9) | Irish(25.7) | German(23.6) | English(10.2) | Polish(6.9) |
| Franklin | NJ | Somerset County | Italian(8.7) | Irish(6.8) | German(6.6) | Polish(4.5) | English(2.9) |
| Franklin | OH | Warren County | American(15.4) | German(15.2) | Irish(14.7) | English(7.9) | Scottish(2.1) |
| Franklin | TN | Williamson County | German(16.5) | English(15.7) | Irish(14.4) | American(8.3) | Italian(4.7) |
| Franklin | WI | Milwaukee County | German(41.9) | Polish(22.0) | Irish(11.9) | Italian(5.4) | English(4.2) |
| Franklin Farm | VA | Fairfax County | English(14.5) | German(13.9) | Irish(11.7) | Italian(6.2) | American(4.9) |
| Franklin Lakes | NJ | Bergen County | Italian(23.0) | Irish(14.6) | German(14.1) | English(7.3) | Polish(7.0) |
| Franklin Park | IL | Cook County | Polish(24.7) | Italian(11.5) | German(10.2) | Irish(8.4) | American(2.6) |
| Franklin Park | NJ | Somerset County | Italian(6.9) | German(4.5) | Irish(4.3) | Polish(3.4) | Ghanian(2.9) |
| Franklin Park | PA | Allegheny County | German(36.1) | Irish(25.7) | English(13.2) | Italian(11.4) | Polish(6.3) |
| Franklin Square | NY | Nassau County | Italian(42.1) | Irish(17.1) | German(8.8) | Polish(4.3) | Greek(2.0) |
| Franklin Town | MA | Norfolk County | Irish(31.9) | Italian(24.6) | English(11.5) | German(9.1) | French(6.9) |
| Fraser | MI | Macomb County | German(29.7) | Polish(18.9) | Italian(14.8) | Irish(13.4) | English(7.7) |
| Frederick | MD | Frederick County | German(17.3) | Irish(11.7) | English(7.0) | Italian(5.4) | American(3.8) |
| Fredericksburg | TX | Gillespie County | German(39.7) | Irish(12.5) | English(10.8) | American(4.9) | Scotchn/aIrish(3.2) |
| Fredericksburg | VA | Fredericksburg Independent City | Irish(12.8) | German(12.2) | English(9.3) | American(6.6) | Italian(6.1) |
| Frederickson | WA | Pierce County | German(18.1) | Irish(10.0) | English(8.0) | Norwegian(4.7) | American(4.2) |
| Fredonia | NY | Chautauqua County | Italian(27.5) | German(27.4) | Irish(20.0) | Polish(17.5) | English(15.6) |
| Freehold | NJ | Monmouth County | Italian(30.3) | Irish(17.3) | German(10.7) | American(9.3) | Polish(8.3) |
| Freehold | NJ | Monmouth County | Irish(12.7) | German(10.1) | Italian(8.7) | Polish(5.5) | English(4.7) |
| Freeport | IL | Stephenson County | German(36.5) | Irish(10.8) | American(10.0) | English(7.6) | Italian(3.6) |
| Freeport | NY | Nassau County | Irish(7.1) | Italian(6.2) | German(5.0) | Jamaican(3.9) | Haitian(3.2) |
| Freeport | TX | Brazoria County | German(6.8) | English(5.4) | Irish(5.2) | American(2.2) | Polish(1.8) |
| Fremont | CA | Alameda County | German(6.6) | Irish(5.3) | English(4.0) | Italian(3.0) | Portuguese(2.3) |
| Fremont | NE | Dodge County | German(43.2) | Irish(13.8) | English(7.4) | Czech(7.1) | Swedish(4.5) |
| Fremont | OH | Sandusky County | German(29.3) | Irish(8.2) | American(7.6) | English(6.6) | Polish(5.8) |
| French Valley | CA | Riverside County | German(15.3) | Irish(11.0) | Italian(7.6) | English(6.9) | American(4.3) |
| Frenchtown | MI | Monroe County | German(29.3) | Irish(13.8) | American(13.3) | French(10.7) | Polish(7.6) |
| Fresno | CA | Fresno County | German(7.8) | Irish(5.1) | English(4.3) | Italian(3.2) | American(1.5) |
| Fresno | TX | Fort Bend County | Nigerian(2.4) | African(1.4) | German(1.3) | Irish(1.3) | French(1.0) |
| Fridley | MN | Anoka County | German(26.6) | Norwegian(10.4) | Irish(10.2) | Swedish(8.6) | English(6.3) |
| Friendswood | TX | Galveston County | German(18.4) | Irish(14.3) | English(12.0) | American(8.2) | Italian(4.4) |
| Frisco | TX | Collin County | German(15.5) | Irish(11.4) | English(10.2) | American(5.4) | Italian(4.4) |
| Front Royal | VA | Warren County | German(15.4) | Irish(15.4) | English(14.9) | American(14.5) | Italian(5.4) |
| Fruit Cove | FL | Saint Johns County | German(15.5) | Irish(15.1) | American(10.6) | Italian(9.8) | English(9.4) |
| Fruita | CO | Mesa County | English(21.6) | German(17.1) | Irish(12.8) | American(7.3) | Italian(4.6) |
| Fruitport | MI | Muskegon County | German(24.9) | Dutch(12.8) | Irish(10.9) | Polish(8.3) | English(7.5) |
| Fruitville | FL | Sarasota County | German(22.0) | Irish(16.7) | English(12.8) | Italian(8.4) | American(7.2) |
| Fullerton | CA | Orange County | German(9.2) | English(6.7) | Irish(6.2) | Italian(3.5) | American(2.7) |
| Fullerton | PA | Lehigh County | German(21.7) | Irish(11.6) | Italian(9.3) | Syrian(4.7) | Slovak(4.1) |
| Fulton | MO | Callaway County | German(27.1) | Irish(11.9) | English(10.6) | American(8.5) | French(4.0) |
| Fulton | NY | Oswego County | Irish(17.9) | Italian(17.2) | German(16.0) | English(12.7) | French(8.0) |
| Fuquay-Varina | NC | Wake County | German(15.3) | Irish(14.5) | English(12.2) | American(10.1) | Italian(6.2) |
| Gadsden | AL | Etowah County | American(9.8) | Irish(8.0) | English(7.1) | German(4.1) | Scottish(2.1) |
| Gaffney | SC | Cherokee County | American(8.3) | German(5.5) | English(5.1) | Irish(3.4) | Scotchn/aIrish(2.0) |
| Gages Lake | IL | Lake County | German(25.8) | Irish(14.9) | Polish(10.6) | Italian(8.8) | English(8.4) |
| Gahanna | OH | Franklin County | German(29.9) | Irish(16.6) | English(12.9) | Italian(6.2) | American(5.6) |
| Gaines | MI | Kent County | Dutch(28.0) | German(20.4) | Irish(9.8) | English(9.0) | Polish(7.0) |
| Gainesville | FL | Alachua County | German(12.5) | Irish(11.2) | English(8.8) | Italian(6.3) | American(3.5) |
| Gainesville | GA | Hall County | American(7.7) | Irish(7.2) | German(5.7) | English(5.0) | Scotchn/aIrish(1.5) |
| Gainesville | TX | Cooke County | German(12.4) | Irish(9.6) | English(8.0) | American(7.2) | Scotchn/aIrish(2.3) |
| Gainesville | VA | Prince William County | German(12.3) | Irish(11.3) | English(9.9) | American(5.3) | Italian(4.2) |
| Gaithersburg | MD | Montgomery County | German(8.5) | Irish(7.2) | English(7.1) | Italian(3.3) | African(2.8) |
| Galena Park | TX | Harris County | Irish(3.4) | German(3.1) | American(1.1) | English(1.0) | Italian(1.0) |
| Galesburg | IL | Knox County | German(19.3) | Irish(12.6) | English(9.7) | Swedish(8.9) | American(6.0) |
| Galion | OH | Crawford County | German(38.3) | Irish(19.7) | English(12.1) | American(10.1) | Italian(4.8) |
| Gallatin | TN | Sumner County | Irish(13.8) | American(12.9) | German(12.2) | English(11.2) | Scotchn/aIrish(3.3) |
| Galloway | NJ | Atlantic County | Italian(20.5) | Irish(20.0) | German(16.1) | English(8.7) | Polish(5.1) |
| Gallup | NM | McKinley County | English(5.3) | German(4.8) | American(2.4) | Irish(2.2) | Italian(1.9) |
| Galt | CA | Sacramento County | German(12.4) | Irish(7.6) | English(7.5) | Italian(6.7) | Portuguese(4.2) |
| Galveston | TX | Galveston County | German(10.4) | Irish(9.3) | English(6.5) | Italian(5.0) | French(3.3) |
| Gantt | SC | Greenville County | American(6.2) | English(3.5) | Irish(3.1) | German(2.8) | Scottish(1.3) |
| Garden Acres | CA | San Joaquin County | German(6.4) | Irish(4.8) | French(3.5) | Italian(3.3) | English(2.0) |
| Garden City | ID | Ada County | German(15.7) | English(15.0) | American(10.2) | Irish(9.3) | Italian(3.4) |
| Garden City | KS | Finney County | German(16.9) | Irish(7.6) | English(5.2) | American(4.9) | Dutch(1.2) |
| Garden City | MI | Wayne County | German(24.5) | Polish(19.4) | Irish(17.0) | English(10.7) | Italian(7.0) |
| Garden City | NY | Nassau County | Irish(39.3) | Italian(32.2) | German(14.6) | English(6.9) | Polish(4.9) |
| Garden Grove | CA | Orange County | German(5.0) | English(3.9) | Irish(3.9) | American(2.2) | Italian(1.6) |
| Gardena | CA | Los Angeles County | American(3.5) | German(2.0) | English(1.3) | Irish(1.3) | Italian(0.8) |
| Gardendale | AL | Jefferson County | American(26.4) | Irish(10.2) | English(8.8) | German(8.1) | Scottish(2.9) |
| Gardere | LA | East Baton Rouge Parish | French(5.5) | American(3.8) | Irish(3.7) | German(3.2) | African(2.6) |
| Gardner | KS | Johnson County | German(32.5) | Irish(13.6) | English(9.6) | American(8.7) | Italian(5.3) |
| Gardner | MA | Worcester County | French(19.7) | Irish(16.8) | French Canadian(13.8) | English(9.9) | Italian(9.8) |
| Gardnerville Ranchos | NV | Douglas County | German(24.7) | Irish(18.9) | English(13.6) | Italian(7.4) | American(5.9) |
| Garfield | MI | Grand Traverse County | German(26.5) | Irish(14.9) | English(12.7) | American(12.7) | Polish(9.3) |
| Garfield | NJ | Bergen County | Polish(20.8) | Italian(13.6) | Irish(3.3) | German(3.2) | Albanian(2.9) |
| Garfield Heights | OH | Cuyahoga County | Polish(19.3) | German(12.9) | Irish(9.2) | Italian(8.5) | Slovak(4.2) |
| Garland | TX | Dallas County | German(7.1) | Irish(6.2) | English(5.4) | American(3.7) | French(1.8) |
| Garner | NC | Wake County | German(11.1) | English(11.1) | Irish(9.2) | American(9.2) | Italian(3.6) |
| Gary | IN | Lake County | Irish(2.8) | German(2.6) | English(1.8) | American(1.6) | African(1.5) |
| Gastonia | NC | Gaston County | German(9.0) | American(8.2) | English(8.0) | Irish(7.9) | Scotchn/aIrish(3.6) |
| Gates | NY | Monroe County | Italian(29.1) | German(20.1) | Irish(15.6) | English(9.6) | Polish(5.4) |
| Gatesville | TX | Coryell County | German(14.1) | Irish(13.1) | English(7.6) | American(5.4) | Scottish(3.0) |
| Gautier | MS | Jackson County | American(9.9) | German(7.5) | Irish(6.3) | English(6.0) | French(5.1) |
| Geddes | NY | Onondaga County | Italian(29.8) | Irish(27.0) | German(17.2) | Polish(10.5) | English(9.1) |
| Genesee | MI | Genesee County | German(19.0) | Irish(13.2) | English(10.1) | American(7.6) | French(6.2) |
| Geneseo | NY | Livingston County | German(25.7) | Irish(20.2) | Italian(16.3) | English(11.6) | Polish(7.5) |
| Geneva | IL | Kane County | German(34.9) | Irish(19.6) | Italian(15.1) | English(8.9) | Polish(8.6) |
| Geneva | NY | Ontario County | Irish(21.9) | Italian(18.5) | German(15.0) | English(11.7) | American(5.6) |
| Genoa | MI | Livingston County | German(28.0) | Irish(16.8) | English(15.4) | Polish(11.7) | Italian(6.4) |
| Georgetown | GA | Chatham County | Irish(12.4) | German(9.6) | American(6.6) | English(6.5) | Italian(2.2) |
| Georgetown | KY | Scott County | American(23.8) | German(15.4) | Irish(14.2) | English(10.3) | Italian(2.9) |
| Georgetown | MI | Ottawa County | Dutch(38.9) | German(23.6) | Irish(9.8) | English(9.2) | Polish(6.2) |
| Georgetown | TX | Williamson County | German(21.0) | English(12.6) | Irish(11.4) | American(5.9) | French(3.2) |
| German Flatts | NY | Herkimer County | Irish(22.6) | German(20.0) | Italian(18.4) | English(13.0) | Polish(7.0) |
| Germantown | MD | Montgomery County | Irish(7.1) | German(7.0) | African(4.5) | English(4.5) | Italian(3.4) |
| Germantown | TN | Shelby County | English(18.0) | German(13.8) | Irish(12.6) | American(9.7) | Scotchn/aIrish(5.6) |
| Germantown | WI | Washington County | German(59.4) | Irish(13.7) | Polish(12.3) | English(6.5) | Norwegian(5.4) |
| Gibsonton | FL | Hillsborough County | American(10.8) | German(9.3) | Irish(8.7) | English(7.9) | Italian(4.4) |
| Gilbert | AZ | Maricopa County | German(18.3) | English(12.3) | Irish(11.6) | Italian(5.6) | American(3.7) |
| Gillette | WY | Campbell County | German(25.4) | Irish(12.6) | American(8.8) | English(7.9) | Norwegian(4.7) |
| Gilroy | CA | Santa Clara County | German(7.6) | Italian(6.3) | Irish(6.1) | English(4.9) | French(2.0) |
| Gladeview | FL | Miami-Dade County | American(4.5) | Haitian(3.2) | Bahamian(2.2) | Jamaican(0.9) | Czech(0.4) |
| Gladstone | MO | Clay County | German(27.0) | Irish(17.6) | English(13.5) | American(9.0) | Italian(7.1) |
| Gladstone | OR | Clackamas County | German(23.4) | English(12.5) | Irish(11.1) | American(6.7) | Italian(4.4) |
| Glasgow | DE | New Castle County | Irish(19.4) | Italian(16.5) | German(13.6) | English(9.9) | Polish(8.3) |
| Glasgow | KY | Barren County | American(21.5) | English(9.9) | Irish(9.7) | German(9.5) | Scottish(3.2) |
| Glassboro | NJ | Gloucester County | Irish(23.1) | Italian(22.1) | German(18.9) | English(10.5) | Polish(5.7) |
| Glassmanor | MD | Prince George's County | American(1.1) | African(0.9) | Irish(0.7) | Jamaican(0.6) | European(0.6) |
| Glastonbury | CT | Hartford County | Irish(20.6) | Italian(19.6) | English(13.4) | German(13.0) | Polish(10.3) |
| Glen Allen | VA | Henrico County | Irish(13.5) | English(11.8) | German(9.0) | American(7.5) | Italian(5.5) |
| Glen Burnie | MD | Anne Arundel County | German(21.4) | Irish(17.4) | English(8.3) | Italian(6.5) | American(5.1) |
| Glen Carbon | IL | Madison County | German(27.3) | English(12.4) | Irish(10.9) | American(6.1) | Polish(4.7) |
| Glen Cove | NY | Nassau County | Italian(21.8) | Irish(12.4) | German(7.2) | Polish(5.6) | English(4.1) |
| Glen Ellyn | IL | DuPage County | German(28.3) | Irish(21.2) | Polish(11.5) | Italian(11.2) | English(10.8) |
| Glen Rock | NJ | Bergen County | Irish(24.0) | Italian(23.5) | German(12.4) | Russian(6.8) | English(5.9) |
| Glendale | AZ | Maricopa County | German(14.3) | Irish(9.3) | English(7.3) | American(4.8) | Italian(4.2) |
| Glendale | CA | Los Angeles County | Armenian(37.3) | German(5.0) | Iranian(4.9) | English(4.1) | Irish(4.0) |
| Glendale | WI | Milwaukee County | German(30.3) | Irish(17.2) | Polish(8.2) | English(7.7) | Norwegian(5.2) |
| Glendale Heights | IL | DuPage County | German(12.2) | Polish(8.4) | Italian(6.2) | Irish(5.8) | English(2.4) |
| Glendora | CA | Los Angeles County | German(13.1) | English(10.4) | Irish(9.0) | Italian(7.1) | French(2.9) |
| Glenmont | MD | Montgomery County | German(5.4) | Ethiopian(3.8) | Irish(3.7) | English(3.3) | Other Subsaharan African(2.5) |
| Glenn Dale | MD | Prince George's County | German(6.7) | African(5.5) | Irish(4.9) | English(4.1) | Polish(2.8) |
| Glenn Heights | TX | Dallas County | Irish(5.5) | German(4.8) | American(4.8) | English(4.0) | African(2.6) |
| Glenpool | OK | Tulsa County | German(15.5) | Irish(12.8) | American(9.4) | English(7.7) | Italian(3.3) |
| Glens Falls | NY | Warren County | Irish(19.4) | American(15.2) | French(13.0) | English(12.6) | Italian(11.2) |
| Glenvar Heights | FL | Miami-Dade County | German(5.3) | American(4.9) | Irish(4.1) | English(3.3) | Italian(2.5) |
| Glenview | IL | Cook County | German(18.0) | Irish(13.8) | Polish(12.1) | Italian(9.2) | English(5.6) |
| Glenville | NY | Schenectady County | Irish(23.2) | Italian(20.8) | German(20.0) | English(13.7) | Polish(8.7) |
| Gloucester | MA | Essex County | Italian(23.5) | Irish(21.2) | English(17.7) | Portuguese(9.2) | German(6.6) |
| Gloucester | NJ | Camden County | Italian(27.5) | Irish(25.2) | German(19.6) | English(7.5) | Polish(6.6) |
| Gloucester City | NJ | Camden County | Irish(40.2) | German(22.5) | Italian(17.5) | English(12.1) | Polish(4.2) |
| Gloversville | NY | Fulton County | German(20.0) | Italian(15.9) | Irish(15.9) | American(12.1) | English(10.4) |
| Godfrey | IL | Madison County | German(36.3) | Irish(15.2) | English(13.0) | American(11.1) | Italian(3.9) |
| Goffstown | NH | Hillsborough County | Irish(24.0) | French(19.1) | English(15.0) | French Canadian(13.8) | Italian(9.1) |
| Golden | CO | Jefferson County | German(27.6) | Irish(15.0) | English(10.2) | Italian(7.1) | American(5.0) |
| Golden Gate | FL | Collier County | Haitian(8.1) | American(7.5) | German(4.2) | Irish(3.9) | English(3.1) |
| Golden Glades | FL | Miami-Dade County | Haitian(42.0) | American(3.5) | German(2.9) | Jamaican(2.8) | Irish(2.2) |
| Golden Valley | MN | Hennepin County | German(28.3) | Norwegian(14.9) | Irish(10.9) | Swedish(10.6) | English(7.2) |
| Goldenrod | FL | Orange County | German(19.6) | Irish(11.7) | English(8.4) | Italian(6.2) | American(3.9) |
| Goldsboro | NC | Wayne County | American(9.0) | German(7.5) | Irish(7.1) | English(6.8) | Italian(2.5) |
| Goleta | CA | Santa Barbara County | German(11.9) | Irish(11.2) | English(9.4) | Italian(4.1) | Polish(2.4) |
| Gonzalez | FL | Escambia County | American(14.8) | German(13.6) | Irish(13.6) | English(11.4) | Italian(5.4) |
| Goodlettsville | TN | Davidson County | American(15.8) | Irish(11.6) | German(10.7) | English(9.7) | French(2.9) |
| Goodyear | AZ | Maricopa County | American(13.4) | German(13.0) | Irish(9.0) | English(6.2) | Italian(4.3) |
| Goose Creek | SC | Berkeley County | German(14.8) | Irish(13.6) | American(12.6) | English(8.4) | Italian(4.5) |
| Gorham | ME | Cumberland County | Irish(21.9) | English(21.2) | French(13.7) | Italian(8.7) | German(8.5) |
| Goshen | IN | Elkhart County | German(23.2) | American(9.6) | Irish(7.9) | English(5.6) | Swiss(3.8) |
| Goshen | NY | Orange County | Irish(20.1) | Italian(17.8) | German(12.8) | American(8.6) | English(8.1) |
| Goulds | FL | Miami-Dade County | American(16.3) | Haitian(4.2) | African(2.7) | Jamaican(2.1) | Belizean(0.9) |
| Grafton | MA | Worcester County | Irish(25.1) | Italian(17.4) | English(13.4) | French(12.5) | German(7.4) |
| Grafton | WI | Ozaukee County | German(53.4) | Polish(15.2) | Irish(13.0) | Italian(8.1) | English(7.8) |
| Graham | NC | Alamance County | American(10.7) | German(8.9) | English(8.5) | Irish(5.3) | Scotchn/aIrish(4.4) |
| Graham | WA | Pierce County | German(23.2) | Irish(15.1) | English(12.7) | Norwegian(8.1) | Italian(6.1) |
| Grain Valley | MO | Jackson County | German(22.0) | Irish(12.9) | English(7.8) | American(6.5) | Italian(3.6) |
| Granby | CT | Hartford County | Irish(25.0) | English(20.0) | Italian(14.9) | German(14.4) | Polish(9.4) |
| Grand Blanc | MI | Genesee County | German(19.5) | English(10.5) | Irish(10.0) | Polish(8.0) | American(6.0) |
| Grand Chute | WI | Outagamie County | German(45.7) | Irish(12.8) | Polish(7.0) | Dutch(6.0) | English(5.6) |
| Grand Forks | ND | Grand Forks County | German(32.6) | Norwegian(29.6) | Irish(9.5) | Polish(5.1) | French(4.9) |
| Grand Haven | MI | Ottawa County | German(23.5) | Dutch(20.0) | Irish(10.3) | English(10.2) | Polish(8.7) |
| Grand Haven | MI | Ottawa County | German(25.4) | Dutch(20.4) | Irish(12.1) | Polish(10.3) | English(9.7) |
| Grand Island | NE | Hall County | German(32.6) | Irish(11.1) | English(7.0) | Polish(5.3) | American(4.7) |
| Grand Island | NY | Erie County | German(28.3) | Italian(23.2) | Irish(19.8) | Polish(15.2) | English(10.7) |
| Grand Junction | CO | Mesa County | German(24.4) | Irish(13.0) | English(11.8) | Italian(6.0) | American(5.6) |
| Grand Prairie | TX | Dallas County | German(5.4) | English(4.7) | Irish(4.4) | American(3.8) | African(2.0) |
| Grand Rapids | MI | Kent County | German(15.6) | Dutch(14.7) | Irish(8.8) | Polish(7.5) | English(6.8) |
| Grand Rapids | MI | Kent County | German(24.1) | Dutch(18.3) | English(16.1) | Irish(15.0) | Polish(9.2) |
| Grand Rapids | MN | Itasca County | German(35.5) | Norwegian(20.0) | Irish(14.9) | Swedish(8.7) | English(7.7) |
| Grand Terrace | CA | San Bernardino County | German(8.2) | Irish(6.5) | English(6.5) | Italian(4.7) | American(4.0) |
| Grandview | MO | Jackson County | German(14.5) | Irish(10.2) | English(6.4) | American(4.9) | Italian(3.2) |
| Grandview | WA | Yakima County | German(8.7) | English(4.6) | Irish(2.0) | American(1.9) | French(1.6) |
| Grandville | MI | Kent County | Dutch(30.6) | German(26.3) | Irish(11.8) | Polish(10.2) | English(8.9) |
| Granger | IN | Saint Joseph County | German(27.8) | Irish(15.3) | English(12.3) | Polish(9.0) | Italian(6.4) |
| Granite Bay | CA | Placer County | German(19.9) | Irish(16.0) | English(15.2) | Italian(10.4) | French(5.0) |
| Granite City | IL | Madison County | German(22.4) | Irish(16.3) | English(10.2) | American(8.7) | Italian(4.0) |
| Grants Pass | OR | Josephine County | German(20.8) | Irish(16.6) | English(13.6) | American(7.0) | Italian(5.5) |
| Grapevine | TX | Tarrant County | German(17.3) | Irish(12.5) | English(10.8) | American(7.3) | Italian(4.6) |
| Grass Valley | CA | Nevada County | German(17.3) | English(15.8) | Irish(14.5) | Italian(7.8) | Scottish(6.2) |
| Grayslake | IL | Lake County | German(29.1) | Irish(16.2) | Polish(13.7) | Italian(8.9) | English(8.3) |
| Great Bend | KS | Barton County | German(37.3) | Irish(11.0) | English(7.8) | American(5.2) | French(2.0) |
| Great Falls | MT | Cascade County | German(26.1) | Irish(14.4) | Norwegian(11.1) | English(10.5) | American(5.7) |
| Great Falls | VA | Fairfax County | German(14.3) | English(13.0) | Irish(12.7) | Italian(9.1) | Iranian(6.4) |
| Greatwood | TX | Fort Bend County | German(14.5) | Irish(11.3) | English(8.5) | American(6.5) | French(5.3) |
| Greece | NY | Monroe County | Italian(26.8) | German(25.5) | Irish(18.2) | English(11.5) | Polish(4.9) |
| Greece | NY | Monroe County | Italian(31.4) | German(25.2) | Irish(18.6) | English(7.4) | Polish(4.6) |
| Greeley | CO | Weld County | German(21.8) | Irish(9.5) | English(7.7) | American(3.9) | Italian(3.2) |
| Green | OH | Summit County | German(29.2) | Irish(14.6) | Italian(13.0) | English(10.3) | American(6.6) |
| Green Bay | WI | Brown County | German(33.0) | Polish(9.8) | Irish(9.2) | Belgian(7.7) | French(5.5) |
| Green Oak | MI | Livingston County | German(26.9) | Irish(16.0) | English(13.0) | Polish(12.4) | Italian(9.0) |
| Green River | WY | Sweetwater County | German(20.9) | English(17.2) | Irish(12.6) | American(7.5) | Scottish(5.0) |
| Green Valley | AZ | Pima County | German(27.4) | English(23.4) | Irish(13.4) | Norwegian(5.3) | American(5.2) |
| Greenacres | FL | Palm Beach County | Italian(7.4) | German(7.0) | Haitian(5.6) | Irish(5.4) | English(5.1) |
| Greenbelt | MD | Prince George's County | African(6.7) | German(6.2) | Irish(5.9) | English(3.9) | American(2.9) |
| Greenburgh | NY | Westchester County | Italian(15.6) | Irish(13.0) | German(9.0) | Russian(6.5) | Polish(4.9) |
| Greencastle | IN | Putnam County | German(27.6) | Irish(18.4) | American(13.5) | English(7.0) | Polish(4.2) |
| Greendale | WI | Milwaukee County | German(42.5) | Polish(25.7) | Irish(11.8) | English(7.5) | Italian(3.9) |
| Greene | PA | Franklin County | German(35.7) | Irish(11.6) | American(9.0) | English(8.0) | Polish(3.0) |
| Greeneville | TN | Greene County | American(18.0) | English(12.4) | Irish(11.4) | German(10.9) | Scotchn/aIrish(4.6) |
| Greenfield | CA | Monterey County | German(1.2) | English(1.0) | European(0.4) | Italian(0.3) | Scotchn/aIrish(0.3) |
| Greenfield | IN | Hancock County | German(22.9) | Irish(13.0) | American(11.6) | English(10.7) | European(1.8) |
| Greenfield | WI | Milwaukee County | German(39.5) | Polish(22.9) | Irish(11.1) | Italian(5.7) | English(4.5) |
| Greenfield Town | MA | Franklin County | Irish(19.1) | English(15.9) | French(13.3) | German(11.4) | Polish(10.6) |
| Greenlawn | NY | Suffolk County | Italian(19.4) | Irish(19.1) | German(14.2) | English(6.6) | Polish(5.2) |
| Greensboro | NC | Guilford County | English(8.1) | German(7.6) | Irish(5.8) | American(5.4) | Scotchn/aIrish(2.5) |
| Greensburg | IN | Decatur County | German(30.4) | American(19.1) | Irish(11.6) | English(6.9) | French(2.5) |
| Greensburg | PA | Westmoreland County | German(29.7) | Irish(22.4) | Italian(21.1) | English(9.5) | Polish(8.4) |
| Greentree | NJ | Camden County | Irish(13.2) | German(13.0) | Italian(12.2) | Polish(7.0) | Russian(6.2) |
| Greenville | MS | Washington County | English(4.1) | American(3.1) | Irish(3.0) | German(1.6) | Italian(1.5) |
| Greenville | NC | Pitt County | Irish(9.1) | English(8.6) | German(7.8) | American(4.6) | Italian(3.7) |
| Greenville | OH | Darke County | German(37.8) | Irish(14.9) | American(14.3) | English(7.8) | French(3.0) |
| Greenville | SC | Greenville County | English(12.2) | German(10.9) | Irish(9.3) | American(9.1) | Scotchn/aIrish(3.5) |
| Greenville | TX | Hunt County | Irish(11.4) | American(10.2) | German(10.1) | English(8.3) | Italian(2.7) |
| Greenville | WI | Outagamie County | German(52.5) | Polish(9.8) | Dutch(8.2) | Irish(7.4) | English(5.4) |
| Greenwich | CT | Fairfield County | Italian(18.3) | Irish(15.2) | English(11.7) | German(11.3) | Polish(5.7) |
| Greenwich | CT | Fairfield County | Irish(16.3) | Italian(13.8) | English(11.4) | German(9.6) | Polish(6.4) |
| Greenwood | IN | Johnson County | German(25.8) | Irish(12.2) | English(11.1) | American(9.8) | Italian(3.5) |
| Greenwood | MS | Leflore County | American(9.2) | Irish(4.8) | English(4.1) | German(1.4) | French(1.1) |
| Greenwood | SC | Greenwood County | American(14.2) | German(5.7) | Irish(5.6) | English(5.5) | Scotchn/aIrish(2.7) |
| Greenwood Village | CO | Arapahoe County | German(23.2) | English(16.3) | Irish(15.4) | American(6.6) | Italian(6.3) |
| Greer | SC | Greenville County | German(11.2) | Irish(10.0) | American(7.9) | English(7.8) | Italian(3.4) |
| Grenada | MS | Grenada County | Irish(8.3) | American(8.0) | English(5.6) | German(3.1) | Italian(1.9) |
| Gresham | OR | Multnomah County | German(18.2) | Irish(10.1) | English(9.3) | American(5.0) | Norwegian(4.0) |
| Gretna | LA | Jefferson Parish | French(16.3) | German(8.3) | Italian(6.7) | American(4.7) | Irish(4.6) |
| Griffin | GA | Spalding County | American(20.8) | English(6.4) | Irish(6.0) | German(3.4) | Scotchn/aIrish(1.4) |
| Griffith | IN | Lake County | German(20.6) | Irish(15.5) | Polish(9.4) | English(8.0) | Italian(4.6) |
| Griswold | CT | New London County | Irish(18.6) | French(16.7) | Italian(10.2) | Polish(10.1) | German(10.0) |
| Grosse Ile | MI | Wayne County | German(25.2) | Irish(14.3) | Polish(14.2) | English(13.6) | French(7.8) |
| Grosse Pointe Park | MI | Wayne County | German(23.0) | Irish(16.9) | English(11.9) | Polish(11.6) | Italian(8.5) |
| Grosse Pointe Woods | MI | Wayne County | German(26.5) | Irish(16.1) | Polish(13.1) | Italian(11.9) | English(10.7) |
| Groton | CT | New London County | Irish(18.0) | German(14.4) | English(13.7) | Italian(13.2) | Polish(6.8) |
| Groton | CT | New London County | Irish(18.2) | Italian(14.9) | English(14.2) | German(11.5) | Polish(7.0) |
| Groton | MA | Middlesex County | Irish(27.3) | English(22.3) | Italian(16.3) | German(14.7) | Swedish(7.7) |
| Grove City | OH | Franklin County | German(31.0) | Irish(18.5) | English(10.3) | American(9.3) | Italian(5.1) |
| Grover Beach | CA | San Luis Obispo County | German(11.8) | English(11.1) | Irish(10.1) | American(7.4) | Italian(6.3) |
| Groves | TX | Jefferson County | French(15.0) | Irish(9.9) | German(8.2) | American(6.8) | English(4.9) |
| Groveton | VA | Fairfax County | American(13.1) | German(8.1) | Irish(7.5) | English(4.7) | Polish(3.2) |
| Grovetown | GA | Columbia County | American(11.9) | German(8.3) | Irish(6.0) | English(4.9) | African(3.2) |
| Guilderland | NY | Albany County | Irish(24.2) | Italian(20.8) | German(18.7) | English(13.3) | Polish(6.4) |
| Guilford | CT | New Haven County | Irish(26.3) | Italian(24.6) | German(16.8) | English(15.7) | Polish(8.1) |
| Guilford | PA | Franklin County | German(34.9) | American(12.2) | Irish(11.0) | English(8.7) | Italian(5.7) |
| Gulf Gate Estates | FL | Sarasota County | German(20.2) | English(13.7) | Irish(12.3) | American(7.7) | Italian(6.9) |
| Gulfport | FL | Pinellas County | German(18.8) | Irish(16.2) | English(12.2) | Italian(9.7) | American(8.3) |
| Gulfport | MS | Harrison County | Irish(9.1) | German(9.0) | American(6.8) | English(5.8) | French(5.4) |
| Gurnee | IL | Lake County | German(21.1) | Irish(14.1) | Polish(9.6) | Italian(8.5) | English(7.2) |
| Guthrie | OK | Logan County | German(15.7) | Irish(9.8) | English(8.9) | American(8.8) | European(5.5) |
| Guttenberg | NJ | Hudson County | Irish(4.0) | Italian(3.6) | English(2.7) | German(2.6) | American(1.7) |
| Guymon | OK | Texas County | German(11.5) | Irish(7.6) | American(5.2) | English(5.0) | Dutch(1.8) |
| Hacienda Heights | CA | Los Angeles County | German(3.5) | Irish(2.3) | English(2.1) | American(2.1) | Italian(1.9) |
| Hackensack | NJ | Bergen County | Italian(7.6) | Irish(7.2) | German(4.1) | Jamaican(3.4) | Polish(2.3) |
| Haddon | NJ | Camden County | Irish(33.2) | Italian(25.7) | German(23.6) | English(11.9) | Polish(7.1) |
| Haddonfield | NJ | Camden County | Irish(30.9) | German(24.7) | Italian(22.2) | English(15.4) | Polish(9.8) |
| Hagerstown | MD | Washington County | German(24.3) | Irish(13.5) | English(7.5) | American(6.9) | Italian(4.8) |
| Haines City | FL | Polk County | American(16.9) | Haitian(5.6) | German(4.5) | English(4.2) | Irish(2.5) |
| Halawa | HI | Honolulu County | German(4.5) | Irish(2.6) | Italian(2.1) | Portuguese(2.0) | English(1.1) |
| Half Moon Bay | CA | San Mateo County | German(12.0) | English(11.7) | Italian(10.8) | Irish(8.1) | Portuguese(4.2) |
| Halfmoon | NY | Saratoga County | Irish(23.8) | Italian(19.0) | German(16.0) | English(10.2) | French(9.8) |
| Halfway | MD | Washington County | German(36.5) | Irish(13.3) | English(10.9) | American(8.1) | Italian(5.1) |
| Hallandale Beach | FL | Broward County | Italian(6.7) | Russian(5.4) | Haitian(5.1) | American(4.5) | Irish(3.9) |
| Haltom City | TX | Tarrant County | American(10.0) | Irish(7.0) | English(6.7) | German(6.4) | Finnish(1.5) |
| Ham Lake | MN | Anoka County | German(33.9) | Norwegian(17.0) | Swedish(14.2) | Irish(10.4) | Polish(6.4) |
| Hamburg | MI | Livingston County | German(28.2) | Irish(18.5) | English(17.1) | Polish(13.0) | Italian(7.1) |
| Hamburg | NY | Erie County | German(32.0) | Irish(25.3) | Polish(22.9) | Italian(16.5) | English(8.4) |
| Hamden | CT | New Haven County | Italian(23.8) | Irish(14.9) | Polish(7.2) | German(7.1) | English(6.5) |
| Hamilton | NJ | Atlantic County | Irish(19.5) | Italian(17.5) | German(13.8) | English(8.6) | Polish(4.4) |
| Hamilton | NJ | Mercer County | Italian(24.2) | Irish(18.1) | German(14.7) | Polish(10.5) | English(7.5) |
| Hamilton | OH | Butler County | German(28.0) | American(16.0) | Irish(12.9) | English(7.8) | Italian(4.6) |
| Hamilton | PA | Franklin County | German(30.8) | American(12.6) | Irish(12.0) | English(7.2) | Italian(3.5) |
| Hamilton Square | NJ | Mercer County | Italian(27.0) | Irish(25.3) | German(15.4) | Polish(11.0) | English(9.7) |
| Hammond | IN | Lake County | Irish(9.5) | German(9.3) | Polish(8.2) | English(3.6) | American(3.0) |
| Hammond | LA | Tangipahoa Parish | French(10.6) | German(9.4) | Italian(9.3) | Irish(6.7) | English(5.8) |
| Hammonton | NJ | Atlantic County | Italian(43.4) | Irish(19.9) | German(17.4) | English(6.9) | American(3.6) |
| Hampden | PA | Cumberland County | German(33.6) | Irish(19.5) | Italian(9.5) | English(8.5) | Polish(5.2) |
| Hampton | NH | Rockingham County | Irish(28.1) | English(15.0) | French(13.2) | Italian(10.9) | French Canadian(9.2) |
| Hampton | PA | Allegheny County | German(35.0) | Irish(23.3) | Italian(19.8) | Polish(9.5) | English(8.4) |
| Hampton | VA | Hampton Independent City | German(7.9) | English(7.8) | American(7.2) | Irish(6.4) | Italian(3.3) |
| Hampton Bays | NY | Suffolk County | Irish(25.2) | German(18.8) | Italian(17.2) | English(8.2) | Polish(3.9) |
| Hamtramck | MI | Wayne County | Arab(13.3) | Polish(10.6) | Other Arab(10.0) | Yugoslavian(6.6) | German(3.0) |
| Hanahan | SC | Berkeley County | German(12.8) | Irish(11.1) | American(10.8) | English(9.0) | French(4.9) |
| Hanford | CA | Kings County | German(7.5) | Irish(6.7) | American(6.2) | English(5.2) | Portuguese(5.0) |
| Hannibal | MO | Marion County | German(19.0) | American(16.3) | Irish(11.1) | English(10.1) | French(2.7) |
| Hanover | MA | Plymouth County | Irish(45.2) | Italian(20.7) | English(11.5) | German(7.8) | American(7.2) |
| Hanover | NH | Grafton County | English(19.5) | German(16.6) | Irish(16.0) | Italian(9.3) | Scottish(6.9) |
| Hanover | NJ | Morris County | Italian(30.0) | Irish(18.8) | German(15.1) | Polish(7.9) | English(6.2) |
| Hanover | PA | Luzerne County | Polish(31.1) | Irish(22.2) | German(15.9) | Italian(12.9) | Welsh(8.0) |
| Hanover | PA | Northampton County | German(24.6) | Irish(17.9) | Italian(13.7) | American(6.1) | Polish(6.0) |
| Hanover | PA | York County | German(42.3) | Irish(15.6) | American(8.4) | English(7.4) | Italian(4.8) |
| Hanover Park | IL | Cook County | German(12.9) | Polish(9.9) | Irish(8.4) | Italian(6.1) | English(2.8) |
| Hanson | MA | Plymouth County | Irish(38.5) | Italian(21.2) | English(15.7) | German(9.7) | Polish(6.2) |
| Happy Valley | OR | Clackamas County | German(18.5) | English(14.4) | Irish(11.6) | Norwegian(4.8) | Italian(4.4) |
| Harborcreek | PA | Erie County | German(34.7) | Irish(18.5) | Polish(16.0) | Italian(12.5) | English(8.5) |
| Harker Heights | TX | Bell County | German(14.1) | Irish(6.2) | English(5.8) | American(5.1) | Italian(4.9) |
| Harlingen | TX | Cameron County | German(4.8) | English(2.9) | Irish(2.7) | American(2.1) | Scottish(0.6) |
| Harper Woods | MI | Wayne County | German(13.0) | Irish(11.3) | Polish(8.6) | Italian(7.4) | American(4.1) |
| Harrisburg | NC | Cabarrus County | Irish(12.2) | German(11.6) | American(10.7) | English(9.0) | Italian(3.7) |
| Harrisburg | PA | Dauphin County | German(11.5) | Irish(7.0) | Italian(4.0) | English(2.9) | African(1.4) |
| Harrison | AR | Boone County | Irish(21.1) | German(19.0) | American(14.6) | English(11.1) | Scottish(3.7) |
| Harrison | MI | Macomb County | German(23.6) | Polish(17.4) | Italian(12.7) | Irish(11.0) | American(10.6) |
| Harrison | NJ | Gloucester County | Italian(30.2) | Irish(27.3) | German(25.7) | English(10.5) | Polish(5.2) |
| Harrison | NJ | Hudson County | Portuguese(8.0) | Irish(7.5) | Italian(6.2) | Polish(5.5) | Brazilian(3.4) |
| Harrison | NY | Westchester County | Italian(26.3) | American(12.4) | Irish(11.6) | German(7.1) | Russian(4.1) |
| Harrison | PA | Allegheny County | German(29.4) | Polish(20.3) | Italian(17.3) | Irish(13.5) | Slovak(10.9) |
| Harrison | WI | Calumet County | German(57.7) | Irish(12.1) | Dutch(10.1) | Polish(8.7) | French(7.7) |
| Harrisonburg | VA | Harrisonburg Independent City | American(27.9) | German(11.7) | Irish(6.6) | English(6.2) | Italian(2.8) |
| Harrisonville | MO | Cass County | German(29.5) | Irish(20.6) | American(11.2) | English(8.9) | Italian(5.2) |
| Hartford | CT | Hartford County | Jamaican(9.3) | Italian(4.2) | Irish(3.6) | American(2.5) | Polish(1.9) |
| Hartford | WI | Washington County | German(55.1) | Polish(12.2) | Irish(11.1) | Norwegian(7.7) | Italian(6.5) |
| Hartland | MI | Livingston County | German(27.8) | Irish(20.1) | English(12.8) | Polish(12.8) | Italian(8.5) |
| Hartselle | AL | Morgan County | Irish(18.5) | American(15.8) | English(15.1) | German(11.3) | European(3.8) |
| Harvey | IL | Cook County | African(0.9) | Polish(0.8) | American(0.7) | German(0.6) | Irish(0.4) |
| Harvey | LA | Jefferson Parish | French(16.5) | German(6.0) | Italian(5.0) | Irish(3.7) | American(2.5) |
| Harwich | MA | Barnstable County | Irish(28.6) | English(16.7) | American(11.1) | Italian(10.5) | German(7.6) |
| Hasbrouck Heights | NJ | Bergen County | Italian(32.9) | Irish(14.6) | German(7.5) | American(6.4) | Polish(5.5) |
| Haslett | MI | Ingham County | German(24.7) | Irish(16.4) | English(14.5) | Polish(5.4) | French(4.3) |
| Hastings | MN | Dakota County | German(41.4) | Norwegian(16.7) | Irish(15.2) | English(6.4) | Swedish(6.3) |
| Hastings | NE | Adams County | German(45.4) | Irish(11.6) | English(8.9) | Swedish(5.3) | American(4.1) |
| Hatfield | PA | Montgomery County | German(23.6) | Irish(20.8) | Italian(14.6) | English(8.8) | Polish(6.2) |
| Hattiesburg | MS | Forrest County | Irish(6.7) | English(6.0) | American(5.9) | German(5.7) | Scotchn/aIrish(2.4) |
| Hauppauge | NY | Suffolk County | Italian(36.9) | Irish(23.2) | German(18.2) | Polish(5.4) | Russian(4.3) |
| Havelock | NC | Craven County | German(19.6) | Irish(16.6) | English(9.5) | Italian(5.9) | American(4.3) |
| Haverford | PA | Delaware County | Irish(37.6) | Italian(20.3) | German(18.8) | English(9.5) | Polish(4.4) |
| Haverhill | MA | Essex County | Irish(23.0) | Italian(17.2) | French(14.1) | English(10.9) | French Canadian(5.9) |
| Haverstraw | NY | Rockland County | Italian(14.6) | Irish(12.1) | German(7.1) | American(3.7) | Haitian(3.3) |
| Haverstraw | NY | Rockland County | Italian(6.5) | Irish(5.6) | Haitian(3.9) | American(3.1) | German(2.5) |
| Havre de Grace | MD | Harford County | German(22.0) | Irish(16.8) | English(11.1) | Italian(9.4) | American(5.0) |
| Hawaiian Gardens | CA | Los Angeles County | English(2.3) | American(1.8) | German(1.6) | Irish(1.5) | Italian(1.0) |
| Hawaiian Paradise Park | HI | Hawaii County | Portuguese(5.2) | Irish(4.1) | German(4.1) | English(3.3) | Italian(3.1) |
| Hawthorne | CA | Los Angeles County | American(13.9) | German(2.1) | Irish(1.6) | African(1.4) | English(1.2) |
| Hawthorne | NJ | Passaic County | Italian(30.5) | Irish(19.0) | German(11.8) | Dutch(7.2) | Polish(5.9) |
| Hayden | ID | Kootenai County | German(25.1) | English(15.2) | Irish(14.3) | American(10.1) | Norwegian(8.3) |
| Hayesville | OR | Marion County | German(14.9) | English(6.9) | Irish(5.8) | American(3.8) | Norwegian(2.7) |
| Hays | KS | Ellis County | German(53.9) | Irish(12.6) | English(10.6) | American(5.6) | French(3.4) |
| Haysville | KS | Sedgwick County | German(29.9) | Irish(16.0) | American(11.6) | English(10.0) | French(3.5) |
| Hayward | CA | Alameda County | German(4.5) | Irish(3.5) | Portuguese(2.8) | English(2.7) | Italian(1.8) |
| Hazel Crest | IL | Cook County | German(2.5) | Irish(2.2) | African(1.6) | American(1.3) | Polish(1.2) |
| Hazel Dell | WA | Clark County | German(19.5) | Irish(12.9) | English(12.5) | French(5.6) | Norwegian(3.9) |
| Hazel Park | MI | Oakland County | German(16.9) | Irish(10.7) | Polish(10.6) | English(9.6) | Scottish(6.5) |
| Hazelwood | MO | Saint Louis County | German(21.7) | Irish(13.7) | English(7.8) | Italian(4.7) | American(4.4) |
| Hazlet | NJ | Monmouth County | Italian(34.9) | Irish(31.4) | German(14.0) | Polish(8.5) | American(5.9) |
| Hazleton | PA | Luzerne County | Italian(15.7) | Polish(9.7) | German(9.5) | Irish(9.4) | Slovak(5.7) |
| Healdsburg | CA | Sonoma County | German(13.3) | Italian(11.4) | Irish(10.3) | English(10.2) | American(4.3) |
| Heath | OH | Licking County | German(28.2) | Irish(17.7) | American(13.2) | English(9.4) | Italian(5.2) |
| Heber | UT | Wasatch County | English(20.5) | German(11.7) | American(7.3) | Irish(6.9) | European(6.4) |
| Helena | AL | Shelby County | English(15.7) | American(14.7) | Irish(14.0) | German(10.5) | Italian(4.2) |
| Helena | MT | Lewis and Clark County | German(28.8) | Irish(19.2) | English(13.7) | Norwegian(10.1) | Italian(4.3) |
| Helena-West Helena | AR | Phillips County | Irish(4.5) | German(3.2) | American(3.0) | African(2.8) | English(2.4) |
| Hemet | CA | Riverside County | German(14.5) | English(10.2) | Irish(9.5) | American(4.0) | Italian(3.6) |
| Hempfield | PA | Westmoreland County | German(29.0) | Italian(17.7) | Irish(15.8) | Polish(10.2) | English(9.5) |
| Hempstead | NY | Nassau County | Italian(20.2) | Irish(15.8) | German(9.3) | Polish(4.5) | American(3.9) |
| Hempstead | NY | Nassau County | Jamaican(5.7) | Haitian(2.9) | Italian(2.2) | West Indian(2.1) | American(2.1) |
| Henderson | KY | Henderson County | German(17.1) | American(14.9) | Irish(10.9) | English(8.5) | French(2.3) |
| Henderson | NC | Vance County | American(11.2) | English(7.4) | German(2.6) | Irish(2.2) | Scotchn/aIrish(0.8) |
| Henderson | NV | Clark County | German(16.0) | Irish(12.0) | English(9.9) | Italian(8.4) | American(4.7) |
| Henderson | TX | Rusk County | Irish(9.5) | English(9.4) | German(8.6) | American(6.4) | French(2.1) |
| Hendersonville | NC | Henderson County | German(12.2) | Irish(12.2) | English(11.3) | American(10.7) | Scotchn/aIrish(5.3) |
| Hendersonville | TN | Sumner County | German(15.0) | Irish(14.6) | English(13.6) | American(11.5) | Scottish(2.8) |
| Henrietta | NY | Monroe County | German(21.5) | Irish(16.1) | Italian(14.1) | English(11.8) | American(5.8) |
| Hercules | CA | Contra Costa County | German(3.7) | Italian(3.5) | Irish(2.9) | English(2.8) | Portuguese(2.0) |
| Hereford | TX | Deaf Smith County | German(7.3) | Irish(3.5) | American(2.9) | English(2.4) | Scottish(0.8) |
| Herkimer | NY | Herkimer County | German(21.8) | Irish(21.6) | Italian(18.8) | English(11.0) | French(8.0) |
| Hermiston | OR | Umatilla County | German(16.3) | Irish(10.9) | English(9.2) | American(5.6) | Italian(3.2) |
| Hermitage | PA | Mercer County | German(29.1) | Italian(22.8) | Irish(20.4) | English(9.7) | Slovak(7.7) |
| Hermosa Beach | CA | Los Angeles County | German(19.8) | Irish(17.2) | English(13.1) | Italian(7.7) | American(6.5) |
| Hernando | MS | DeSoto County | Irish(15.1) | American(12.4) | German(12.4) | English(11.7) | Italian(3.7) |
| Herndon | VA | Fairfax County | German(8.5) | Irish(6.4) | English(6.3) | American(3.3) | African(3.2) |
| Herriman | UT | Salt Lake County | English(31.4) | German(9.2) | Irish(8.7) | Italian(7.0) | Swedish(6.4) |
| Herrin | IL | Williamson County | German(27.1) | English(13.7) | Irish(12.4) | American(11.9) | Italian(11.7) |
| Hershey | PA | Dauphin County | German(28.7) | Irish(15.8) | Italian(14.3) | English(10.7) | Polish(4.8) |
| Hesperia | CA | San Bernardino County | German(9.7) | Irish(7.7) | English(6.6) | Italian(3.5) | American(3.1) |
| Hewitt | TX | McLennan County | German(17.7) | Irish(11.3) | English(10.8) | American(7.9) | Scottish(2.3) |
| Hialeah | FL | Miami-Dade County | American(1.3) | Italian(0.5) | German(0.4) | French(0.3) | Irish(0.3) |
| Hialeah Gardens | FL | Miami-Dade County | American(1.1) | Italian(0.4) | English(0.3) | Arab(0.2) | Polish(0.1) |
| Hibbing | MN | Saint Louis County | German(24.7) | Finnish(14.3) | Norwegian(12.7) | Irish(10.6) | Swedish(9.5) |
| Hickory | NC | Catawba County | German(15.9) | English(11.6) | Irish(10.0) | American(8.3) | Scotchn/aIrish(3.1) |
| Hickory Hills | IL | Cook County | Polish(29.3) | Irish(14.7) | German(9.8) | Italian(8.7) | Arab(5.8) |
| Hicksville | NY | Nassau County | Italian(21.9) | Irish(19.1) | German(11.4) | English(3.9) | Polish(3.8) |
| Hidalgo | TX | Hidalgo County | French(0.8) | Canadian(0.4) | English(0.3) | German(0.1) | Italian(0.1) |
| High Point | NC | Guilford County | German(9.1) | English(7.8) | Irish(7.0) | American(6.2) | Italian(3.2) |
| Highland | CA | San Bernardino County | German(8.4) | Irish(6.0) | English(4.2) | American(2.4) | Italian(2.3) |
| Highland | IN | Lake County | German(19.5) | Polish(16.1) | Irish(14.3) | Dutch(6.5) | American(5.9) |
| Highland | MI | Oakland County | German(25.6) | Irish(17.2) | English(14.9) | Polish(11.7) | American(8.7) |
| Highland | UT | Utah County | English(40.8) | German(12.8) | Danish(10.0) | Scottish(8.1) | European(7.1) |
| Highland City | FL | Polk County | German(16.2) | English(15.0) | American(12.3) | Irish(12.2) | French(4.2) |
| Highland Park | IL | Lake County | Russian(17.3) | German(16.6) | American(10.1) | Polish(9.6) | Irish(7.8) |
| Highland Park | MI | Wayne County | Irish(1.7) | African(1.7) | American(1.2) | German(1.1) | English(0.5) |
| Highland Park | NJ | Middlesex County | Eastern European(10.5) | German(7.7) | Italian(7.6) | Polish(7.4) | Russian(7.4) |
| Highland Springs | VA | Henrico County | Irish(6.3) | German(6.1) | English(5.6) | American(2.4) | Italian(1.5) |
| Highland Village | TX | Denton County | German(20.7) | English(16.8) | Irish(10.4) | American(7.4) | French(5.9) |
| Highlands | NY | Orange County | German(22.2) | Irish(21.1) | Italian(14.0) | English(9.3) | American(9.1) |
| Highlands Ranch | CO | Douglas County | German(25.1) | Irish(15.7) | English(14.8) | Italian(8.1) | American(4.8) |
| Hillcrest Heights | MD | Prince George's County | American(2.1) | Irish(1.7) | Italian(1.3) | African(1.0) | Ethiopian(0.7) |
| Hilliard | OH | Franklin County | German(31.8) | Irish(15.3) | English(13.2) | American(8.6) | Italian(7.4) |
| Hillsboro | OR | Washington County | German(16.5) | Irish(8.9) | English(8.4) | American(3.6) | Norwegian(3.4) |
| Hillsborough | CA | San Mateo County | German(13.6) | Irish(12.0) | English(10.2) | Italian(6.5) | European(4.0) |
| Hillsborough | NJ | Somerset County | Italian(17.2) | Irish(14.5) | German(13.2) | Polish(10.5) | English(6.2) |
| Hillsdale | NJ | Bergen County | Italian(25.3) | Irish(25.0) | German(15.2) | Polish(6.0) | Russian(5.2) |
| Hillside | NJ | Union County | Portuguese(8.0) | Haitian(6.6) | American(3.6) | Italian(2.0) | German(1.9) |
| Hilltown | PA | Bucks County | German(36.4) | Irish(27.5) | Italian(13.4) | English(11.5) | Polish(5.6) |
| Hilo | HI | Hawaii County | Portuguese(7.6) | German(3.9) | Irish(2.6) | English(2.0) | American(1.3) |
| Hilton Head Island | SC | Beaufort County | German(16.2) | English(14.7) | Irish(14.5) | Italian(7.1) | American(4.8) |
| Hinesville | GA | Liberty County | American(7.8) | German(7.2) | Irish(7.0) | English(4.3) | Italian(2.9) |
| Hingham | MA | Plymouth County | Irish(39.5) | English(18.8) | Italian(16.5) | German(10.1) | American(5.7) |
| Hinsdale | IL | DuPage County | German(24.3) | Irish(20.7) | English(13.2) | Italian(10.1) | Polish(8.4) |
| Hobart | IN | Lake County | German(19.7) | Irish(16.4) | Polish(9.4) | English(6.6) | Italian(5.0) |
| Hobbs | NM | Lea County | Irish(6.0) | German(5.8) | American(5.1) | English(4.8) | Polish(0.8) |
| Hobe Sound | FL | Martin County | Irish(17.3) | German(16.9) | English(11.8) | Italian(8.6) | French(4.4) |
| Hoboken | NJ | Hudson County | Italian(22.3) | Irish(21.1) | German(12.8) | Polish(5.9) | English(5.3) |
| Hockessin | DE | New Castle County | Irish(26.4) | Italian(17.6) | German(16.6) | English(14.8) | Polish(10.9) |
| Hoffman Estates | IL | Cook County | German(16.8) | Polish(12.7) | Irish(10.0) | Italian(8.1) | English(5.1) |
| Holbrook | MA | Norfolk County | Irish(34.9) | Italian(17.0) | English(12.7) | German(5.5) | American(5.1) |
| Holbrook | NY | Suffolk County | Italian(37.6) | Irish(28.0) | German(17.4) | Polish(7.1) | English(6.2) |
| Holden | MA | Worcester County | Irish(31.2) | Italian(16.1) | English(13.1) | French(10.9) | German(9.1) |
| Holiday | FL | Pasco County | American(20.1) | German(13.7) | Irish(11.3) | Italian(10.1) | English(9.6) |
| Holiday City-Berkeley | NJ | Ocean County | Italian(35.4) | Irish(18.6) | German(15.0) | Polish(9.3) | English(8.9) |
| Holladay | UT | Salt Lake County | English(33.5) | German(11.9) | European(6.6) | Irish(6.2) | Danish(6.1) |
| Holland | MI | Ottawa County | Dutch(26.5) | German(14.7) | Irish(7.2) | English(6.1) | American(4.3) |
| Holland | MI | Ottawa County | Dutch(24.1) | German(17.1) | Irish(7.6) | English(7.1) | Polish(4.7) |
| Hollins | VA | Roanoke County | American(18.6) | German(14.2) | Irish(11.4) | English(9.9) | Italian(4.4) |
| Hollister | CA | San Benito County | Irish(6.9) | German(6.1) | Italian(5.0) | English(3.7) | Portuguese(2.4) |
| Holliston | MA | Middlesex County | Irish(30.2) | English(19.8) | Italian(19.0) | Polish(8.5) | German(8.3) |
| Holly | MI | Oakland County | German(27.9) | English(16.5) | Irish(14.4) | Polish(9.0) | French(5.9) |
| Holly Hill | FL | Volusia County | Irish(11.9) | American(11.8) | German(11.1) | English(6.6) | Italian(6.3) |
| Holly Springs | NC | Wake County | German(17.6) | Irish(14.8) | English(12.3) | Italian(11.8) | American(7.1) |
| Hollywood | FL | Broward County | American(9.3) | Italian(8.2) | German(6.7) | Irish(6.6) | English(3.9) |
| Holmdel | NJ | Monmouth County | Italian(27.7) | Irish(16.8) | German(10.1) | Polish(6.0) | English(5.3) |
| Holt | MI | Ingham County | German(26.1) | English(12.7) | Irish(12.0) | American(7.0) | Polish(6.0) |
| Holtsville | NY | Suffolk County | Italian(37.7) | Irish(27.1) | German(17.4) | Polish(5.4) | English(5.3) |
| Holyoke | MA | Hampden County | Irish(14.2) | French(9.1) | Polish(7.1) | Italian(5.3) | English(4.9) |
| Home Gardens | CA | Riverside County | German(3.8) | American(3.4) | Irish(2.3) | English(2.0) | Arab(1.2) |
| Homer Glen | IL | Will County | Polish(24.9) | Irish(21.6) | German(19.2) | Italian(15.9) | Lithuanian(6.4) |
| Homestead | FL | Miami-Dade County | American(3.4) | German(2.9) | Haitian(2.7) | English(2.6) | Irish(2.6) |
| Homewood | AL | Jefferson County | American(17.6) | English(13.9) | Irish(10.6) | German(7.6) | Scotchn/aIrish(4.1) |
| Homewood | IL | Cook County | German(17.0) | Irish(14.6) | Italian(7.6) | Polish(6.9) | English(5.8) |
| Homosassa Springs | FL | Citrus County | German(17.9) | Irish(15.7) | American(14.6) | English(8.6) | Italian(7.2) |
| Honolulu | HI | Honolulu County | German(4.3) | Irish(3.3) | English(3.1) | Italian(1.8) | Portuguese(1.7) |
| Hooksett | NH | Merrimack County | Irish(20.6) | French(18.6) | English(13.9) | Italian(12.3) | French Canadian(12.0) |
| Hoover | AL | Jefferson County | English(14.4) | American(12.0) | Irish(11.8) | German(10.1) | Italian(4.9) |
| Hopatcong | NJ | Sussex County | Irish(25.6) | Italian(23.6) | German(21.5) | Polish(9.1) | English(7.1) |
| Hope | AR | Hempstead County | Irish(9.2) | English(8.0) | American(3.8) | German(3.1) | Dutch(1.8) |
| Hope Mills | NC | Cumberland County | Irish(9.7) | American(8.6) | German(7.4) | English(5.9) | Italian(4.1) |
| Hopewell | NJ | Mercer County | Irish(19.8) | German(17.9) | Italian(17.4) | English(11.4) | Polish(7.1) |
| Hopewell | PA | Beaver County | German(28.9) | Italian(23.7) | Irish(18.7) | English(9.2) | Slovak(7.2) |
| Hopewell | VA | Hopewell Independent City | American(12.7) | English(10.4) | Irish(6.7) | German(5.7) | Italian(1.8) |
| Hopkins | MN | Hennepin County | German(27.2) | Norwegian(13.3) | Irish(11.1) | Swedish(7.8) | English(5.7) |
| Hopkinsville | KY | Christian County | American(19.8) | Irish(8.2) | English(7.5) | German(6.8) | African(6.1) |
| Hopkinton | MA | Middlesex County | Irish(30.7) | Italian(20.9) | English(14.6) | German(10.3) | French(7.6) |
| Horizon City | TX | El Paso County | German(4.3) | American(3.8) | French(3.2) | Irish(2.3) | Dutch(1.9) |
| Horizon West | FL | Orange County | German(15.7) | Irish(11.5) | English(9.7) | Italian(6.9) | American(5.5) |
| Horn Lake | MS | DeSoto County | Irish(12.0) | American(8.9) | German(6.0) | English(5.4) | Italian(2.5) |
| Horseheads | NY | Chemung County | Irish(18.2) | German(17.5) | English(15.4) | Italian(13.6) | American(8.8) |
| Horsham | PA | Montgomery County | Irish(32.5) | German(31.3) | Italian(15.3) | English(12.0) | Polish(8.5) |
| Horsham | PA | Montgomery County | Irish(34.5) | German(33.4) | Italian(14.7) | English(11.8) | Polish(9.9) |
| Hot Springs | AR | Garland County | Irish(15.2) | English(14.2) | German(12.8) | American(7.0) | French(2.3) |
| Hot Springs Village | AR | Garland County | German(24.1) | English(17.7) | Irish(15.9) | American(10.0) | French(6.3) |
| Houma | LA | Terrebonne Parish | French(23.0) | American(7.1) | German(7.1) | French Canadian(6.7) | Irish(4.6) |
| Houston | TX | Harris County | German(5.4) | English(4.1) | Irish(3.7) | American(3.3) | French(1.7) |
| Howard | WI | Brown County | German(41.3) | Irish(10.4) | Polish(10.2) | French(9.4) | Belgian(8.5) |
| Howell | NJ | Monmouth County | Italian(31.5) | Irish(24.6) | German(14.5) | Polish(10.2) | English(6.2) |
| Huber Heights | OH | Montgomery County | German(23.3) | Irish(13.8) | English(9.0) | American(8.6) | Italian(3.7) |
| Hudson | FL | Pasco County | Italian(15.5) | Irish(15.4) | German(15.4) | American(13.0) | English(10.5) |
| Hudson | MA | Middlesex County | Irish(26.7) | Italian(15.6) | Portuguese(14.0) | English(12.5) | French(8.8) |
| Hudson | MA | Middlesex County | Irish(26.9) | Italian(16.2) | Portuguese(16.1) | English(12.8) | French(9.2) |
| Hudson | NH | Hillsborough County | Irish(21.1) | French(18.1) | Italian(13.3) | English(12.7) | French Canadian(10.5) |
| Hudson | OH | Summit County | German(25.6) | Irish(15.4) | English(14.0) | Italian(10.1) | Polish(6.8) |
| Hudson | WI | Saint Croix County | German(46.1) | Norwegian(15.6) | Irish(11.9) | Swedish(11.1) | English(9.1) |
| Hueytown | AL | Jefferson County | American(17.9) | Irish(8.8) | English(7.9) | German(5.5) | Scottish(2.1) |
| Hugo | MN | Washington County | German(37.0) | Irish(18.5) | Norwegian(13.4) | Swedish(10.4) | Italian(8.9) |
| Hull | MA | Plymouth County | Irish(40.3) | Italian(19.8) | English(11.6) | German(9.7) | French(6.5) |
| Humble | TX | Harris County | German(9.1) | Irish(7.3) | American(4.2) | English(4.2) | French(1.8) |
| Hunters Creek | FL | Orange County | German(8.4) | Italian(7.8) | American(7.1) | Irish(6.7) | English(5.8) |
| Huntersville | NC | Mecklenburg County | German(19.4) | Irish(15.7) | English(13.0) | Italian(9.4) | American(6.8) |
| Huntington | IN | Huntington County | German(31.7) | Irish(14.9) | American(14.1) | English(9.5) | French(3.1) |
| Huntington | NY | Suffolk County | Italian(27.4) | Irish(20.9) | German(16.4) | Polish(6.3) | English(5.9) |
| Huntington | NY | Suffolk County | Irish(27.2) | Italian(25.3) | German(18.5) | English(8.6) | Polish(6.4) |
| Huntington | VA | Fairfax County | German(12.3) | Irish(11.0) | English(9.6) | American(6.5) | Italian(5.3) |
| Huntington | WV | Cabell County | Irish(15.8) | English(14.3) | German(14.2) | American(8.0) | Italian(3.1) |
| Huntington Beach | CA | Orange County | German(15.4) | Irish(12.5) | English(10.1) | Italian(7.4) | American(4.1) |
| Huntington Park | CA | Los Angeles County | American(0.8) | English(0.1) | Irish(0.1) | Italian(0.1) | Dutch(0.1) |
| Huntington Station | NY | Suffolk County | Italian(21.9) | Irish(15.8) | German(12.6) | Polish(4.2) | English(3.3) |
| Huntley | IL | McHenry County | German(27.6) | Polish(17.5) | Irish(15.3) | Italian(11.9) | English(7.6) |
| Huntsville | AL | Madison County | American(10.1) | German(9.7) | English(9.7) | Irish(8.8) | Italian(2.7) |
| Huntsville | TX | Walker County | German(12.4) | Irish(9.5) | English(9.4) | American(5.6) | French(2.5) |
| Huron | MI | Wayne County | German(25.8) | Irish(13.4) | Polish(12.4) | English(9.0) | French(9.0) |
| Huron | SD | Beadle County | German(38.6) | Norwegian(12.2) | Irish(8.6) | English(7.0) | American(4.1) |
| Hurricane | UT | Washington County | English(22.8) | German(16.4) | Irish(7.7) | American(6.0) | Scottish(3.8) |
| Hurst | TX | Tarrant County | American(12.8) | German(12.5) | Irish(9.8) | English(9.2) | Italian(4.2) |
| Hutchinson | KS | Reno County | German(31.9) | Irish(13.8) | English(10.4) | American(8.3) | French(3.9) |
| Hutchinson | MN | McLeod County | German(51.9) | Norwegian(14.4) | Irish(11.2) | Swedish(6.4) | English(4.4) |
| Hutto | TX | Williamson County | German(14.4) | Irish(9.9) | American(7.4) | English(6.4) | Italian(5.5) |
| Hyattsville | MD | Prince George's County | Irish(7.1) | German(5.8) | English(4.5) | Jamaican(2.8) | Italian(2.7) |
| Hybla Valley | VA | Fairfax County | German(9.0) | American(8.1) | English(5.1) | Irish(4.8) | Ghanian(4.2) |
| Hyde Park | NY | Dutchess County | Irish(27.0) | Italian(25.5) | German(18.5) | English(11.0) | Polish(6.7) |
| Idaho Falls | ID | Bonneville County | English(19.3) | German(15.9) | American(9.9) | Irish(7.5) | Danish(3.8) |
| Idylwood | VA | Fairfax County | English(9.6) | German(9.5) | Irish(9.2) | Italian(4.1) | European(3.4) |
| Ilchester | MD | Howard County | German(20.9) | Irish(12.7) | English(8.4) | Italian(6.9) | Polish(5.7) |
| Immokalee | FL | Collier County | Haitian(11.8) | American(2.5) | Irish(1.1) | German(0.6) | English(0.3) |
| Imperial | CA | Imperial County | German(3.8) | Irish(3.5) | American(2.7) | Italian(2.5) | English(2.4) |
| Imperial Beach | CA | San Diego County | German(9.7) | Irish(8.9) | English(4.8) | Italian(3.2) | American(2.1) |
| Independence | KY | Kenton County | German(36.5) | Irish(17.8) | American(10.4) | English(10.2) | Italian(3.6) |
| Independence | MI | Oakland County | German(26.3) | Irish(17.1) | English(13.1) | Polish(10.0) | Italian(6.4) |
| Independence | MO | Jackson County | German(17.8) | Irish(11.8) | English(9.7) | American(8.3) | Italian(2.8) |
| Indian Trail | NC | Union County | German(14.2) | Irish(12.3) | American(10.0) | English(9.5) | Italian(7.0) |
| Indiana | PA | Indiana County | German(35.5) | Irish(23.0) | Italian(14.7) | Polish(10.8) | English(7.6) |
| Indianapolis | IN | Marion County | German(17.0) | Irish(10.4) | English(7.1) | American(7.0) | African(3.5) |
| Indianola | IA | Warren County | German(32.6) | English(13.5) | Irish(13.1) | Norwegian(6.7) | American(6.4) |
| Indianola | MS | Sunflower County | American(4.5) | Irish(3.0) | English(2.0) | German(2.0) | African(1.1) |
| Indio | CA | Riverside County | German(5.4) | Irish(4.1) | English(3.8) | Italian(2.6) | American(1.8) |
| Inglewood | CA | Los Angeles County | American(1.8) | African(1.6) | Belizean(0.9) | French(0.6) | Irish(0.5) |
| Inkster | MI | Wayne County | German(2.8) | Irish(2.1) | Polish(2.0) | American(2.0) | African(1.9) |
| Inver Grove Heights | MN | Dakota County | German(35.3) | Irish(12.8) | Norwegian(10.2) | Swedish(7.5) | English(7.4) |
| Iona | FL | Lee County | German(20.1) | English(16.7) | Irish(15.9) | American(12.2) | Italian(8.1) |
| Ionia | MI | Ionia County | German(16.2) | Irish(9.3) | English(9.2) | Polish(6.5) | American(6.1) |
| Iowa City | IA | Johnson County | German(32.9) | Irish(17.5) | English(9.2) | Italian(4.2) | Norwegian(4.0) |
| Ipswich | MA | Essex County | Irish(24.6) | English(19.6) | Italian(18.3) | American(9.9) | French(8.4) |
| Irmo | SC | Richland County | German(16.3) | Irish(14.2) | American(9.3) | English(8.7) | Scottish(3.2) |
| Irondale | AL | Jefferson County | English(9.4) | Irish(9.0) | American(8.4) | German(6.1) | Scottish(3.6) |
| Irondequoit | NY | Monroe County | Italian(25.0) | German(21.6) | Irish(16.1) | English(13.5) | Polish(5.8) |
| Ironton | OH | Lawrence County | German(16.1) | American(12.7) | Irish(11.1) | English(10.0) | French(2.7) |
| Irvine | CA | Orange County | German(7.9) | English(6.3) | Irish(6.1) | Iranian(4.5) | Italian(3.8) |
| Irving | TX | Dallas County | German(6.8) | Irish(5.6) | English(4.5) | American(3.3) | French(1.8) |
| Irvington | NJ | Essex County | Haitian(15.3) | Jamaican(4.4) | African(2.9) | American(2.5) | Guyanese(2.2) |
| Iselin | NJ | Middlesex County | Italian(11.3) | Irish(9.3) | German(7.6) | Polish(4.9) | English(2.9) |
| Isla Vista | CA | Santa Barbara County | German(11.2) | Irish(9.4) | Italian(6.9) | English(5.8) | Polish(4.0) |
| Islip | NY | Suffolk County | Italian(23.8) | Irish(19.7) | German(13.9) | English(3.9) | Polish(3.8) |
| Islip | NY | Suffolk County | Italian(26.8) | Irish(26.3) | German(19.5) | English(5.8) | Polish(5.0) |
| Issaquah | WA | King County | German(16.7) | Irish(13.3) | English(11.6) | Swedish(4.7) | Italian(4.2) |
| Ithaca | NY | Tompkins County | German(10.6) | Irish(9.4) | Italian(7.2) | English(6.2) | American(5.0) |
| Ithaca | NY | Tompkins County | German(12.2) | English(10.6) | Irish(10.6) | Italian(7.0) | American(5.6) |
| Ives Estates | FL | Miami-Dade County | Haitian(18.8) | Jamaican(5.1) | American(4.2) | Russian(3.6) | Italian(3.4) |
| Jacinto City | TX | Harris County | American(3.4) | English(2.4) | German(1.3) | Irish(1.1) | Scottish(0.4) |
| Jackson | MI | Jackson County | German(18.6) | Irish(13.2) | English(13.1) | Polish(7.9) | African(7.9) |
| Jackson | MO | Cape Girardeau County | German(44.6) | Irish(14.5) | American(9.0) | English(8.0) | Dutch(2.9) |
| Jackson | MS | Hinds County | American(3.0) | English(2.8) | Irish(2.5) | German(2.1) | Scotchn/aIrish(1.0) |
| Jackson | NJ | Ocean County | Italian(30.7) | Irish(23.2) | German(17.7) | Polish(9.6) | English(7.2) |
| Jackson | TN | Madison County | American(9.4) | English(8.2) | African(7.4) | Irish(7.0) | German(5.3) |
| Jacksonville | AL | Calhoun County | American(9.4) | Irish(9.2) | German(7.8) | English(7.4) | Italian(3.3) |
| Jacksonville | AR | Pulaski County | German(9.0) | Irish(7.9) | American(7.1) | English(6.2) | Italian(2.4) |
| Jacksonville | FL | Duval County | Irish(10.0) | German(9.6) | English(8.4) | American(6.1) | Italian(3.9) |
| Jacksonville | IL | Morgan County | German(24.7) | American(21.1) | Irish(11.3) | English(10.1) | Italian(2.3) |
| Jacksonville | NC | Onslow County | German(16.4) | Irish(15.0) | English(6.6) | Italian(6.6) | American(5.3) |
| Jacksonville | TX | Cherokee County | English(8.6) | Irish(7.3) | American(5.1) | German(3.6) | Scottish(2.3) |
| Jacksonville Beach | FL | Duval County | English(14.3) | Irish(14.2) | German(13.8) | Italian(10.1) | European(6.7) |
| Jamestown | ND | Stutsman County | German(54.7) | Norwegian(27.3) | Irish(6.0) | French(4.5) | English(3.9) |
| Jamestown | NY | Chautauqua County | German(17.6) | Swedish(17.2) | Italian(16.4) | Irish(15.0) | English(11.2) |
| Janesville | WI | Rock County | German(41.9) | Irish(16.5) | Norwegian(12.9) | English(11.0) | American(5.6) |
| Jasmine Estates | FL | Pasco County | German(17.2) | Irish(14.8) | Italian(13.5) | American(12.5) | English(9.1) |
| Jasper | AL | Walker County | American(13.3) | Irish(13.3) | English(11.3) | German(10.9) | Italian(1.7) |
| Jasper | IN | Dubois County | German(48.4) | Irish(9.9) | American(9.9) | English(6.3) | Italian(2.6) |
| Jefferson | LA | Jefferson Parish | French(16.8) | German(14.8) | Irish(11.3) | Italian(11.2) | American(8.6) |
| Jefferson | NJ | Morris County | Italian(27.0) | Irish(22.8) | German(22.4) | Polish(9.4) | English(9.1) |
| Jefferson City | MO | Cole County | German(33.6) | Irish(11.3) | English(9.9) | American(8.2) | French(3.4) |
| Jefferson Hills | PA | Allegheny County | German(28.9) | Italian(21.9) | Irish(18.1) | English(10.6) | Polish(10.3) |
| Jefferson Valley-Yorktown | NY | Westchester County | Italian(39.3) | Irish(23.0) | German(9.4) | Polish(5.2) | American(4.1) |
| Jeffersontown | KY | Jefferson County | German(20.4) | American(18.4) | Irish(13.3) | English(9.5) | French(2.6) |
| Jeffersonville | IN | Clark County | German(22.5) | Irish(13.8) | American(12.0) | English(8.1) | French(2.1) |
| Jenison | MI | Ottawa County | Dutch(41.2) | German(22.9) | English(8.0) | Irish(7.2) | American(6.3) |
| Jenks | OK | Tulsa County | German(19.5) | Irish(15.3) | American(11.5) | English(11.4) | French(3.3) |
| Jennings | LA | Jefferson Davis Parish | French(18.3) | German(8.2) | American(6.4) | French Canadian(6.0) | Cajun(5.6) |
| Jennings | MO | Saint Louis County | Irish(2.3) | German(2.2) | American(1.8) | African(1.6) | English(0.6) |
| Jensen Beach | FL | Martin County | Irish(19.2) | German(17.6) | English(15.6) | Italian(13.1) | American(8.3) |
| Jericho | NY | Nassau County | Italian(12.3) | Russian(8.2) | American(7.7) | Polish(5.8) | Eastern European(5.6) |
| Jerome | ID | Jerome County | German(14.6) | English(9.2) | American(8.2) | Irish(6.9) | Italian(4.0) |
| Jersey City | NJ | Hudson County | Italian(5.2) | Irish(4.5) | German(2.8) | Polish(2.2) | Egyptian(2.1) |
| Jesup | GA | Wayne County | American(8.2) | Irish(7.6) | English(7.4) | German(4.4) | African(2.2) |
| Johns Creek | GA | Fulton County | German(9.8) | Irish(9.0) | English(8.8) | American(4.9) | Italian(4.3) |
| Johnson City | NY | Broome County | Irish(19.4) | German(16.0) | Italian(10.8) | Polish(9.2) | English(8.8) |
| Johnson City | TN | Washington County | American(26.6) | English(12.5) | German(11.9) | Irish(9.7) | Scotchn/aIrish(3.8) |
| Johnston | IA | Polk County | German(39.3) | Irish(15.3) | English(12.3) | Norwegian(7.3) | American(5.0) |
| Johnston | RI | Providence County | Italian(51.2) | Irish(13.8) | French(12.6) | English(9.2) | Portuguese(6.4) |
| Johnstown | PA | Cambria County | German(24.7) | Irish(14.9) | Italian(13.3) | Slovak(7.0) | Polish(6.9) |
| Joliet | IL | Will County | German(16.3) | Irish(14.4) | Italian(9.3) | Polish(8.7) | English(4.6) |
| Jonesboro | AR | Craighead County | American(13.7) | Irish(11.1) | German(9.9) | English(6.7) | Scottish(2.1) |
| Joplin | MO | Jasper County | German(18.0) | Irish(14.3) | English(10.7) | American(8.5) | French(2.9) |
| Joppatowne | MD | Harford County | German(24.1) | Irish(20.4) | English(9.7) | Italian(9.2) | Polish(6.9) |
| Junction City | KS | Geary County | German(21.2) | Irish(14.4) | English(5.4) | American(4.5) | Italian(3.9) |
| Juneau | AK | Juneau City and Borough | German(17.1) | Irish(11.9) | English(9.0) | European(6.1) | Norwegian(4.6) |
| Jupiter | FL | Palm Beach County | Irish(17.3) | German(15.6) | Italian(14.1) | English(10.9) | Polish(5.0) |
| Jupiter Farms | FL | Palm Beach County | Irish(20.9) | German(17.3) | Italian(14.6) | English(10.8) | American(5.1) |
| Justice | IL | Cook County | Polish(29.2) | German(12.1) | Irish(9.9) | Italian(5.5) | American(3.7) |
| Kahului | HI | Maui County | Portuguese(5.6) | German(1.9) | Irish(1.5) | Italian(1.4) | English(0.8) |
| Kailua | HI | Hawaii County | Irish(7.2) | German(6.5) | French(4.9) | English(4.2) | Portuguese(3.6) |
| Kailua | HI | Honolulu County | German(10.7) | English(7.6) | Irish(7.1) | Portuguese(5.5) | Italian(3.1) |
| Kalamazoo | MI | Kalamazoo County | German(18.9) | Irish(10.9) | English(9.6) | Dutch(8.4) | Polish(5.7) |
| Kalamazoo | MI | Kalamazoo County | German(21.6) | Irish(13.6) | Dutch(13.1) | English(11.0) | Polish(4.9) |
| Kalispell | MT | Flathead County | German(27.3) | Irish(16.7) | English(11.6) | Norwegian(10.3) | French(4.9) |
| Kaneohe | HI | Honolulu County | German(4.2) | Portuguese(4.1) | Irish(4.0) | English(2.9) | Italian(1.4) |
| Kankakee | IL | Kankakee County | German(12.1) | Irish(7.5) | French(5.7) | English(3.7) | American(3.5) |
| Kannapolis | NC | Cabarrus County | German(10.9) | American(9.4) | Irish(6.8) | English(5.8) | Scotchn/aIrish(2.3) |
| Kansas City | KS | Wyandotte County | German(12.4) | Irish(8.2) | English(4.7) | American(4.1) | Italian(1.6) |
| Kansas City | MO | Jackson County | German(17.6) | Irish(11.8) | American(10.4) | English(7.9) | Italian(3.4) |
| Kapaa | HI | Kauai County | German(7.3) | Portuguese(6.4) | Irish(5.7) | English(4.2) | Italian(2.4) |
| Kapolei | HI | Honolulu County | Portuguese(4.4) | Irish(3.5) | German(2.8) | English(2.2) | Norwegian(1.0) |
| Katy | TX | Harris County | German(14.4) | American(13.6) | Irish(10.2) | English(8.8) | Italian(3.7) |
| Kaukauna | WI | Outagamie County | German(52.1) | Dutch(19.1) | Irish(10.5) | Polish(5.5) | French(4.3) |
| Kaysville | UT | Davis County | English(32.6) | German(11.9) | European(7.6) | American(5.8) | Scottish(5.7) |
| Keansburg | NJ | Monmouth County | Irish(29.9) | Italian(22.7) | German(14.2) | Polish(10.0) | American(4.8) |
| Kearney | NE | Buffalo County | German(43.4) | Irish(15.2) | English(9.2) | Swedish(6.3) | Czech(4.2) |
| Kearns | UT | Salt Lake County | English(18.2) | German(12.2) | Irish(6.1) | American(4.0) | Swedish(3.3) |
| Kearny | NJ | Hudson County | Portuguese(11.5) | Irish(9.5) | Italian(8.2) | Polish(7.2) | Brazilian(5.4) |
| Keene | NH | Cheshire County | Irish(21.8) | English(19.2) | German(12.4) | French(10.8) | Italian(9.6) |
| Keizer | OR | Marion County | German(20.9) | Irish(11.7) | English(11.3) | American(5.2) | European(4.9) |
| Keller | TX | Tarrant County | German(19.1) | Irish(16.0) | English(13.8) | American(9.0) | Italian(5.6) |
| Kelso | WA | Cowlitz County | German(21.9) | Irish(11.8) | English(9.4) | Swedish(6.9) | Norwegian(6.4) |
| Kemp Mill | MD | Montgomery County | German(10.2) | Irish(8.6) | Polish(5.7) | Russian(5.2) | Eastern European(5.1) |
| Ken Caryl | CO | Jefferson County | German(26.2) | Irish(14.7) | English(11.2) | Italian(6.3) | American(5.5) |
| Kendale Lakes | FL | Miami-Dade County | American(2.5) | Italian(1.8) | German(1.2) | Irish(1.2) | English(1.1) |
| Kendall | FL | Miami-Dade County | American(7.2) | German(3.5) | Irish(3.4) | Italian(2.7) | English(2.6) |
| Kendall West | FL | Miami-Dade County | American(2.5) | Italian(1.6) | Brazilian(1.1) | English(0.8) | Haitian(0.7) |
| Kenmore | NY | Erie County | Italian(33.6) | German(28.2) | Irish(26.5) | Polish(12.4) | English(8.5) |
| Kenmore | WA | King County | German(20.0) | Irish(12.3) | English(12.0) | Norwegian(6.6) | Swedish(5.7) |
| Kennebunk | ME | York County | Irish(25.4) | English(23.2) | German(11.3) | French(10.4) | French Canadian(10.1) |
| Kenner | LA | Jefferson Parish | French(13.6) | Italian(12.0) | German(11.0) | Irish(8.2) | English(4.1) |
| Kennesaw | GA | Cobb County | Irish(10.7) | German(9.8) | English(8.5) | American(7.1) | Italian(4.8) |
| Kennett | MO | Dunklin County | American(13.8) | Irish(10.7) | German(7.8) | English(6.0) | Italian(1.6) |
| Kennewick | WA | Benton County | German(20.0) | Irish(11.4) | English(11.0) | American(10.1) | Norwegian(4.5) |
| Kenosha | WI | Kenosha County | German(28.5) | Irish(11.2) | Italian(10.8) | Polish(7.5) | English(5.3) |
| Kent | NY | Putnam County | Italian(24.9) | Irish(24.0) | German(16.3) | English(6.9) | American(4.7) |
| Kent | OH | Portage County | German(31.4) | Irish(18.1) | Italian(14.1) | English(9.2) | Polish(4.9) |
| Kent | WA | King County | German(9.8) | English(7.0) | Irish(5.9) | American(3.8) | Norwegian(3.7) |
| Kentwood | MI | Kent County | German(17.0) | Dutch(15.0) | Irish(10.0) | English(7.6) | Polish(5.0) |
| Keokuk | IA | Lee County | German(28.5) | Irish(18.8) | American(11.7) | English(8.8) | French(3.2) |
| Kerman | CA | Fresno County | American(2.8) | Irish(2.6) | German(2.1) | English(1.8) | Portuguese(1.1) |
| Kernersville | NC | Forsyth County | English(12.6) | German(11.2) | American(9.4) | Irish(8.7) | Scotchn/aIrish(2.4) |
| Kerrville | TX | Kerr County | German(20.2) | Irish(12.5) | English(9.7) | American(4.3) | Scotchn/aIrish(3.8) |
| Kettering | MD | Prince George's County | African(3.0) | Nigerian(2.8) | Irish(1.9) | American(1.7) | Jamaican(1.5) |
| Kettering | OH | Montgomery County | German(33.3) | Irish(16.1) | English(11.1) | American(9.5) | Italian(4.4) |
| Kewanee | IL | Henry County | German(22.3) | Irish(10.8) | English(8.9) | Swedish(7.3) | Belgian(6.1) |
| Key Biscayne | FL | Miami-Dade County | German(9.3) | Italian(6.4) | American(5.6) | Irish(4.6) | Brazilian(2.4) |
| Key Largo | FL | Monroe County | German(18.1) | Irish(11.5) | English(11.4) | Italian(8.6) | American(6.0) |
| Key West | FL | Monroe County | English(12.4) | German(11.9) | Irish(10.5) | American(9.1) | Italian(5.5) |
| Keystone | FL | Hillsborough County | German(19.2) | Irish(14.3) | Italian(12.6) | English(11.4) | American(8.0) |
| Kihei | HI | Maui County | German(14.3) | Irish(7.5) | English(6.9) | Portuguese(6.8) | Italian(5.1) |
| Kilgore | TX | Gregg County | American(11.8) | German(11.3) | Irish(11.1) | English(8.0) | French(3.7) |
| Killeen | TX | Bell County | German(10.5) | Irish(5.6) | American(3.7) | English(2.6) | African(2.2) |
| Killingly | CT | Windham County | French(26.7) | Irish(17.6) | English(13.9) | French Canadian(11.3) | Polish(11.2) |
| King City | CA | Monterey County | German(3.5) | English(1.4) | American(0.8) | Irish(0.8) | Italian(0.7) |
| King of Prussia | PA | Montgomery County | Irish(19.4) | Italian(16.2) | German(14.8) | Polish(6.7) | English(5.8) |
| Kingman | AZ | Mohave County | German(23.2) | Irish(14.2) | English(13.8) | American(5.2) | Italian(5.0) |
| Kings Mountain | NC | Cleveland County | American(29.3) | German(12.3) | Irish(8.1) | English(6.1) | Scotchn/aIrish(3.6) |
| Kings Park | NY | Suffolk County | Italian(34.3) | Irish(30.2) | German(22.1) | English(7.8) | Polish(7.3) |
| Kings Park West | VA | Fairfax County | German(13.9) | Irish(13.5) | English(9.6) | Italian(5.5) | European(5.0) |
| Kingsburg | CA | Fresno County | German(10.4) | Irish(7.6) | Swedish(6.0) | English(5.5) | Italian(3.8) |
| Kingsbury | NY | Washington County | Irish(24.6) | American(15.0) | French(14.0) | Italian(13.7) | English(12.3) |
| Kingsland | GA | Camden County | Irish(15.4) | German(14.6) | American(11.1) | English(7.8) | Scottish(4.4) |
| Kingsport | TN | Sullivan County | American(25.8) | English(14.3) | Irish(12.8) | German(11.0) | Scotchn/aIrish(4.5) |
| Kingston | MA | Plymouth County | Irish(35.2) | English(17.1) | Italian(16.1) | German(7.9) | French(6.8) |
| Kingston | NY | Ulster County | Irish(20.5) | German(17.8) | Italian(15.2) | English(5.8) | Polish(5.3) |
| Kingston | PA | Luzerne County | Irish(22.2) | German(16.9) | Polish(16.4) | Italian(15.6) | English(6.7) |
| Kingstowne | VA | Fairfax County | German(17.8) | Irish(11.7) | English(9.3) | American(9.3) | Italian(5.8) |
| Kingsville | TX | Kleberg County | German(6.0) | American(3.2) | Irish(3.1) | English(2.9) | Italian(1.2) |
| Kinnelon | NJ | Morris County | Italian(30.8) | German(22.2) | Irish(20.5) | Polish(10.9) | English(8.4) |
| Kinston | NC | Lenoir County | African(10.7) | English(8.2) | American(4.4) | Irish(3.9) | German(2.7) |
| Kirkland | NY | Oneida County | German(22.5) | Irish(15.5) | American(15.3) | English(13.1) | Italian(12.8) |
| Kirkland | WA | King County | German(18.3) | English(12.9) | Irish(12.3) | Norwegian(5.8) | Italian(4.4) |
| Kirksville | MO | Adair County | German(33.4) | Irish(15.4) | English(12.2) | American(9.0) | French(3.4) |
| Kirkwood | MO | Saint Louis County | German(36.9) | Irish(21.9) | English(12.7) | Italian(5.7) | French(5.0) |
| Kiryas Joel | NY | Orange County | Hungarian(23.5) | American(12.4) | Romanian(8.0) | Israeli(3.5) | European(3.2) |
| Kissimmee | FL | Osceola County | German(4.7) | American(4.1) | English(3.6) | Irish(3.5) | Italian(3.2) |
| Klamath Falls | OR | Klamath County | German(19.5) | Irish(12.4) | English(9.6) | American(4.9) | Norwegian(4.0) |
| Knightdale | NC | Wake County | German(9.7) | African(7.8) | Irish(7.0) | English(6.2) | American(4.5) |
| Knik-Fairview | AK | Matanuska-Susitna Borough | German(19.2) | Irish(12.6) | English(7.3) | Italian(6.2) | French(4.1) |
| Knoxville | TN | Knox County | English(17.5) | German(15.0) | Irish(11.5) | American(9.4) | Scotchn/aIrish(3.3) |
| Kokomo | IN | Howard County | German(20.1) | American(18.6) | Irish(11.1) | English(9.5) | Italian(2.4) |
| Kuna | ID | Ada County | English(17.2) | German(13.9) | American(6.7) | Irish(5.3) | Scottish(3.9) |
| Kyle | TX | Hays County | German(14.3) | Irish(7.9) | English(6.8) | American(4.0) | French(3.7) |
| La Ca±ada Flintridge | CA | Los Angeles County | English(12.2) | German(11.2) | Irish(8.9) | Armenian(5.6) | European(5.3) |
| La Crescenta-Montrose | CA | Los Angeles County | Armenian(9.4) | German(9.2) | Irish(7.2) | Italian(6.5) | English(6.1) |
| La Crosse | WI | La Crosse County | German(44.1) | Norwegian(16.6) | Irish(16.1) | English(6.4) | Polish(5.9) |
| La Grande | OR | Union County | German(22.8) | English(15.0) | Irish(14.3) | American(9.9) | Scottish(5.5) |
| La Grange | IL | Cook County | Irish(32.1) | German(19.9) | Italian(13.3) | Polish(11.7) | English(8.9) |
| La Grange | NY | Dutchess County | Irish(25.7) | Italian(24.3) | German(17.2) | English(9.2) | Polish(4.4) |
| La Grange Park | IL | Cook County | Irish(23.3) | German(20.1) | Italian(15.1) | Polish(13.0) | English(7.0) |
| La Habra | CA | Orange County | German(7.0) | Irish(5.4) | English(5.3) | American(2.9) | Italian(2.7) |
| La Homa | TX | Hidalgo County | Irish(1.0) | American(0.9) | German(0.7) | French(0.6) | English(0.6) |
| La Marque | TX | Galveston County | German(6.9) | Irish(6.6) | American(5.7) | English(4.5) | French(3.9) |
| La Mesa | CA | San Diego County | German(16.3) | Irish(12.1) | English(9.1) | Italian(5.6) | American(3.4) |
| La Mirada | CA | Los Angeles County | German(8.9) | Irish(6.2) | English(5.6) | Italian(3.2) | French(1.9) |
| La Palma | CA | Orange County | German(7.4) | English(6.8) | Irish(5.8) | Italian(3.5) | American(2.9) |
| La Porte | IN | LaPorte County | German(26.9) | Irish(16.4) | Polish(9.8) | English(8.1) | American(6.6) |
| La Porte | TX | Harris County | German(13.7) | Irish(10.8) | English(8.7) | American(7.6) | French(3.8) |
| La Presa | CA | San Diego County | German(7.3) | Irish(6.6) | English(3.4) | Italian(3.1) | French(1.3) |
| La Puente | CA | Los Angeles County | Irish(1.4) | American(1.4) | German(1.2) | Italian(0.7) | English(0.6) |
| La Quinta | CA | Riverside County | German(16.3) | English(10.7) | Irish(10.2) | Italian(7.0) | American(3.4) |
| La Riviera | CA | Sacramento County | German(10.5) | Irish(9.7) | English(8.0) | Italian(7.0) | Norwegian(3.8) |
| La Vergne | TN | Rutherford County | American(16.9) | German(8.1) | Irish(7.5) | English(4.7) | Italian(2.2) |
| La Verne | CA | Los Angeles County | German(13.8) | Irish(9.5) | English(8.9) | Italian(6.6) | American(3.1) |
| La Vista | NE | Sarpy County | German(34.6) | Irish(18.4) | English(8.7) | Polish(5.9) | Italian(5.4) |
| Lacey | NJ | Ocean County | Italian(33.6) | Irish(29.1) | German(22.2) | Polish(9.8) | English(7.8) |
| Lacey | WA | Thurston County | German(19.1) | Irish(11.8) | English(10.5) | American(4.4) | Norwegian(3.7) |
| Lackawanna | NY | Erie County | Polish(24.9) | German(18.0) | Italian(16.0) | Irish(15.1) | Arab(6.7) |
| Laconia | NH | Belknap County | Irish(18.5) | French(17.3) | American(15.5) | English(14.6) | French Canadian(10.6) |
| Ladera Ranch | CA | Orange County | German(20.2) | Irish(13.0) | English(12.4) | Italian(7.2) | Swedish(4.7) |
| Ladson | SC | Berkeley County | American(11.7) | German(11.5) | English(7.6) | Irish(7.4) | Polish(4.3) |
| Lady Lake | FL | Lake County | German(15.1) | American(15.0) | Irish(13.9) | English(11.7) | Italian(7.6) |
| Lafayette | CA | Contra Costa County | German(16.9) | English(14.5) | Irish(13.7) | Italian(7.6) | American(7.1) |
| Lafayette | CO | Boulder County | German(23.3) | Irish(15.3) | English(14.7) | Italian(6.3) | American(6.0) |
| Lafayette | IN | Tippecanoe County | German(26.4) | Irish(14.1) | English(9.0) | American(7.5) | Polish(2.8) |
| Lafayette | LA | Lafayette Parish | French(21.0) | German(9.2) | American(7.0) | English(6.6) | Irish(6.1) |
| LaGrange | GA | Troup County | Irish(8.5) | American(7.9) | English(7.0) | German(5.7) | French(1.0) |
| Laguna Beach | CA | Orange County | German(20.4) | English(16.3) | Irish(11.9) | Italian(7.4) | Scottish(4.8) |
| Laguna Hills | CA | Orange County | German(15.6) | Irish(12.2) | English(9.7) | Italian(6.1) | Iranian(4.1) |
| Laguna Niguel | CA | Orange County | German(13.9) | Irish(13.1) | English(11.5) | Italian(8.0) | Iranian(4.8) |
| Laguna Woods | CA | Orange County | German(14.5) | English(14.5) | Irish(9.8) | American(7.6) | Italian(6.2) |
| Lahaina | HI | Maui County | German(6.7) | Irish(5.7) | English(4.6) | Portuguese(3.8) | French(2.4) |
| Lake Arrowhead | CA | San Bernardino County | German(18.2) | Irish(16.0) | English(12.2) | Italian(7.3) | Scottish(5.3) |
| Lake Butler | FL | Orange County | English(11.9) | Irish(11.6) | German(10.6) | Italian(9.1) | American(8.5) |
| Lake Charles | LA | Calcasieu Parish | French(11.5) | Irish(6.5) | German(5.8) | English(5.3) | American(5.0) |
| Lake City | FL | Columbia County | African(10.3) | Irish(9.5) | English(8.7) | German(7.8) | Italian(4.0) |
| Lake Elsinore | CA | Riverside County | German(8.4) | Irish(7.6) | English(6.4) | Italian(3.8) | American(2.9) |
| Lake Forest | CA | Orange County | German(14.4) | Irish(9.7) | English(9.5) | Italian(6.1) | American(3.7) |
| Lake Forest | IL | Lake County | German(25.8) | Irish(20.2) | English(12.8) | Italian(10.7) | Polish(6.7) |
| Lake Forest Park | WA | King County | English(18.7) | German(17.5) | Irish(13.7) | Norwegian(7.0) | Italian(4.1) |
| Lake Grove | NY | Suffolk County | Italian(41.1) | Irish(26.1) | German(17.7) | Polish(5.7) | English(4.0) |
| Lake Havasu City | AZ | Mohave County | German(21.9) | Irish(15.6) | English(12.0) | American(6.4) | Italian(5.9) |
| Lake in the Hills | IL | McHenry County | German(27.1) | Irish(17.0) | Polish(17.0) | Italian(13.7) | English(6.4) |
| Lake Jackson | TX | Brazoria County | German(15.9) | Irish(10.9) | English(10.3) | American(8.0) | Scottish(3.5) |
| Lake Los Angeles | CA | Los Angeles County | Irish(8.5) | German(6.9) | English(5.0) | Italian(4.1) | African(1.9) |
| Lake Magdalene | FL | Hillsborough County | German(11.9) | Irish(10.8) | English(9.6) | American(8.2) | Italian(6.5) |
| Lake Mary | FL | Seminole County | German(15.4) | English(14.1) | Irish(12.0) | Italian(11.9) | European(7.2) |
| Lake Morton-Berrydale | WA | King County | German(21.9) | Irish(15.5) | English(10.9) | Norwegian(7.1) | Italian(6.8) |
| Lake Oswego | OR | Clackamas County | German(21.7) | English(15.4) | Irish(13.4) | Italian(6.1) | Scottish(5.6) |
| Lake Ridge | VA | Prince William County | German(11.7) | Irish(10.5) | English(10.1) | Italian(5.4) | American(4.8) |
| Lake Ronkonkoma | NY | Suffolk County | Italian(33.1) | Irish(31.5) | German(19.6) | Polish(6.5) | English(4.2) |
| Lake Saint Louis | MO | Saint Charles County | German(32.8) | Irish(17.1) | English(14.1) | American(8.4) | Italian(6.9) |
| Lake Shore | MD | Anne Arundel County | German(36.0) | Irish(23.2) | English(12.9) | Polish(7.5) | Italian(6.4) |
| Lake Station | IN | Lake County | German(18.2) | Irish(14.9) | Polish(7.0) | American(5.9) | Italian(5.4) |
| Lake Stevens | WA | Snohomish County | German(18.4) | Irish(11.7) | English(11.1) | Norwegian(9.6) | American(9.3) |
| Lake Tapps | WA | Pierce County | German(25.1) | Irish(16.7) | English(13.5) | Norwegian(11.6) | Italian(6.4) |
| Lake Wales | FL | Polk County | American(13.8) | Irish(10.6) | German(10.2) | English(6.6) | Italian(4.5) |
| Lake Worth | FL | Palm Beach County | Haitian(10.3) | German(9.1) | Irish(8.1) | English(5.7) | Italian(4.5) |
| Lake Zurich | IL | Lake County | German(26.0) | Polish(15.4) | Irish(14.8) | Italian(14.2) | American(8.3) |
| Lakeland | FL | Polk County | German(13.3) | English(13.3) | Irish(10.8) | American(7.6) | Italian(4.0) |
| Lakeland | TN | Shelby County | Irish(15.6) | English(11.8) | German(10.0) | American(8.1) | Italian(6.2) |
| Lakeland Highlands | FL | Polk County | English(21.7) | German(19.5) | Irish(13.3) | American(6.9) | Italian(5.7) |
| Lakeland North | WA | King County | German(17.3) | English(10.6) | Irish(9.3) | Norwegian(6.3) | American(5.5) |
| Lakeland South | WA | King County | German(20.2) | English(10.4) | Irish(8.8) | Norwegian(7.4) | American(6.5) |
| Lakeland Village | CA | Riverside County | German(9.8) | Irish(9.0) | English(6.6) | American(5.7) | Italian(3.3) |
| Lakeside | CA | San Diego County | German(19.9) | Irish(16.1) | English(11.8) | Italian(5.5) | French(4.6) |
| Lakeside | FL | Clay County | Irish(16.0) | German(14.5) | English(9.5) | American(8.1) | Italian(6.8) |
| Lakeside | VA | Henrico County | English(12.8) | Irish(8.8) | German(8.4) | American(7.7) | French(3.7) |
| Lakeville | MA | Plymouth County | Irish(32.0) | English(16.6) | Italian(15.5) | French(10.4) | Portuguese(10.1) |
| Lakeville | MN | Dakota County | German(36.5) | Norwegian(15.7) | Irish(13.3) | English(8.8) | Swedish(8.0) |
| Lakeway | TX | Travis County | German(23.9) | English(15.2) | Irish(10.0) | American(9.9) | French(5.1) |
| Lakewood | CA | Los Angeles County | German(9.3) | Irish(6.5) | English(6.4) | American(3.4) | Italian(3.1) |
| Lakewood | CO | Jefferson County | German(22.8) | Irish(13.5) | English(11.2) | Italian(6.1) | American(4.3) |
| Lakewood | NJ | Ocean County | American(15.5) | Polish(8.4) | Italian(5.5) | Irish(4.8) | European(4.8) |
| Lakewood | NJ | Ocean County | American(17.6) | Polish(9.8) | European(5.7) | Hungarian(4.8) | Russian(3.7) |
| Lakewood | OH | Cuyahoga County | German(24.6) | Irish(24.1) | Italian(11.5) | English(10.2) | Polish(7.3) |
| Lakewood | WA | Pierce County | German(15.5) | English(8.9) | Irish(8.6) | American(6.2) | Norwegian(3.5) |
| Lakewood Park | FL | Saint Lucie County | Irish(17.4) | German(13.6) | American(12.1) | English(11.7) | Italian(7.2) |
| Lamont | CA | Kern County | Irish(0.9) | American(0.6) | English(0.3) | German(0.3) | Belgian(0.1) |
| Lancaster | CA | Los Angeles County | German(6.7) | English(4.7) | Irish(4.6) | Italian(2.7) | American(2.2) |
| Lancaster | NY | Erie County | German(34.9) | Polish(33.2) | Italian(22.0) | Irish(18.7) | English(6.8) |
| Lancaster | NY | Erie County | German(41.7) | Polish(31.8) | Irish(20.6) | Italian(17.0) | English(8.5) |
| Lancaster | OH | Fairfield County | German(28.7) | Irish(15.8) | American(11.7) | English(10.3) | Italian(3.4) |
| Lancaster | PA | Lancaster County | German(19.6) | Irish(7.4) | English(5.6) | Italian(4.0) | American(2.5) |
| Lancaster | PA | Lancaster County | German(27.1) | Irish(12.8) | Italian(7.3) | English(7.0) | American(4.1) |
| Lancaster | TX | Dallas County | Irish(3.9) | American(3.7) | English(2.3) | German(1.7) | African(0.9) |
| Land O' Lakes | FL | Pasco County | German(15.2) | Irish(12.0) | English(12.0) | Italian(8.9) | American(8.4) |
| Landover | MD | Prince George's County | African(6.7) | Nigerian(3.6) | Jamaican(2.3) | American(1.0) | Guyanese(0.8) |
| Langley Park | MD | Prince George's County | Jamaican(1.4) | African(1.4) | American(1.1) | German(0.9) | English(0.7) |
| Lanham | MD | Prince George's County | Nigerian(5.9) | African(3.0) | American(2.9) | German(2.4) | Sierra Leonean(1.6) |
| Lansdale | PA | Montgomery County | German(28.3) | Irish(22.0) | Italian(11.0) | English(9.0) | Polish(7.2) |
| Lansdowne | PA | Delaware County | Irish(15.7) | German(10.2) | Italian(10.0) | English(6.1) | Polish(3.2) |
| Lansdowne | VA | Loudoun County | German(13.0) | Irish(10.8) | English(8.8) | Italian(7.7) | American(4.5) |
| Lansing | IL | Cook County | German(13.2) | Polish(11.8) | Irish(8.3) | Dutch(7.7) | Italian(6.6) |
| Lansing | KS | Leavenworth County | German(26.9) | Irish(16.6) | English(8.3) | French(6.2) | American(5.5) |
| Lansing | MI | Ingham County | German(18.7) | Irish(10.0) | English(8.3) | Polish(4.4) | American(4.2) |
| Lansing | NY | Tompkins County | German(14.7) | English(14.5) | Irish(13.1) | Italian(9.5) | American(7.9) |
| Lantana | FL | Palm Beach County | Haitian(17.1) | Irish(9.6) | German(8.8) | Italian(7.6) | English(7.1) |
| Laplace | LA | Saint John the Baptist Parish | French(14.3) | German(8.2) | Italian(5.6) | American(5.4) | Irish(4.9) |
| Laramie | WY | Albany County | German(30.3) | Irish(13.8) | English(13.3) | Italian(4.4) | Swedish(4.4) |
| Laredo | TX | Webb County | American(0.9) | German(0.8) | Irish(0.8) | English(0.4) | French(0.3) |
| Largo | FL | Pinellas County | German(17.2) | Irish(14.1) | English(10.2) | American(8.3) | Italian(7.5) |
| Largo | MD | Prince George's County | African(7.1) | Jamaican(3.4) | Nigerian(2.8) | Ghanian(1.3) | Ethiopian(1.1) |
| Larkspur | CA | Marin County | Irish(14.7) | German(14.6) | English(12.9) | Italian(9.4) | American(5.2) |
| Las Cruces | NM | Dona Ana County | German(7.3) | English(5.5) | Irish(5.5) | American(2.7) | Italian(2.3) |
| Las Vegas | NM | San Miguel County | German(6.5) | Irish(4.6) | English(3.9) | American(2.3) | Italian(1.9) |
| Las Vegas | NV | Clark County | German(10.3) | Irish(8.4) | Italian(6.3) | English(6.0) | American(3.1) |
| Lathrop | CA | San Joaquin County | German(6.8) | Irish(3.8) | Italian(2.8) | English(2.4) | American(2.2) |
| Lauderdale Lakes | FL | Broward County | Jamaican(27.0) | Haitian(17.2) | American(8.0) | Italian(2.5) | African(2.2) |
| Lauderhill | FL | Broward County | Jamaican(18.4) | Haitian(15.0) | American(6.7) | German(1.7) | Italian(1.7) |
| Laurel | MD | Prince George's County | Irish(5.4) | German(4.3) | African(4.1) | American(2.7) | English(2.5) |
| Laurel | MS | Jones County | English(5.0) | American(4.6) | Irish(4.2) | German(3.0) | Scotchn/aIrish(2.2) |
| Laurel | VA | Henrico County | German(12.3) | English(9.9) | Irish(8.7) | American(4.8) | Italian(4.8) |
| Laurinburg | NC | Scotland County | English(6.5) | American(6.0) | German(4.5) | Irish(3.2) | Scottish(3.0) |
| Lawndale | CA | Los Angeles County | American(12.0) | German(4.1) | Irish(2.7) | English(1.9) | Italian(1.1) |
| Lawrence | IN | Marion County | German(15.8) | Irish(12.3) | English(7.4) | American(6.6) | Italian(3.4) |
| Lawrence | KS | Douglas County | German(31.0) | Irish(15.2) | English(11.6) | American(4.4) | French(3.3) |
| Lawrence | MA | Essex County | Irish(5.0) | Italian(4.4) | French(3.7) | English(2.5) | French Canadian(1.8) |
| Lawrence | NJ | Mercer County | Italian(14.0) | Polish(13.5) | Irish(12.0) | German(10.4) | English(7.1) |
| Lawrenceburg | KY | Anderson County | American(21.3) | Irish(16.9) | English(15.0) | German(13.7) | French(2.4) |
| Lawrenceburg | TN | Lawrence County | Irish(13.8) | American(12.3) | German(12.3) | English(7.6) | Italian(3.7) |
| Lawrenceville | GA | Gwinnett County | English(7.0) | Irish(4.8) | German(4.5) | American(4.1) | Haitian(3.3) |
| Lawton | OK | Comanche County | German(14.5) | Irish(10.2) | American(8.3) | English(6.6) | European(4.1) |
| Layton | UT | Davis County | English(24.5) | German(10.4) | American(8.0) | Irish(6.0) | Scottish(5.2) |
| Le Ray | NY | Jefferson County | German(20.7) | Irish(18.3) | Italian(8.5) | English(7.0) | French(5.6) |
| League City | TX | Galveston County | German(17.5) | Irish(13.4) | English(9.5) | Italian(6.3) | American(5.4) |
| Lealman | FL | Pinellas County | Irish(13.9) | German(13.2) | American(8.0) | English(7.7) | Italian(6.3) |
| Leander | TX | Williamson County | German(19.2) | Irish(8.8) | English(7.8) | American(5.9) | Italian(4.0) |
| Leavenworth | KS | Leavenworth County | German(22.9) | Irish(13.7) | English(9.8) | American(9.8) | Polish(3.6) |
| Leawood | KS | Johnson County | German(34.4) | Irish(18.9) | English(16.4) | Italian(6.7) | American(6.0) |
| Lebanon | IN | Boone County | German(25.4) | English(22.6) | Irish(13.2) | American(7.4) | Scottish(3.7) |
| Lebanon | MO | Laclede County | American(14.5) | German(13.8) | Irish(13.5) | English(6.7) | French(2.4) |
| Lebanon | NH | Grafton County | English(17.8) | Irish(17.2) | French(14.8) | German(10.0) | French Canadian(9.1) |
| Lebanon | OH | Warren County | German(29.1) | Irish(20.8) | American(12.7) | English(10.2) | Italian(5.1) |
| Lebanon | OR | Linn County | German(18.8) | Irish(13.6) | English(10.5) | American(8.7) | Scottish(3.1) |
| Lebanon | PA | Lebanon County | German(29.2) | Irish(9.6) | American(5.7) | Italian(4.6) | Pennsylvania German(3.3) |
| Lebanon | TN | Wilson County | American(10.7) | Irish(8.9) | English(7.4) | German(7.3) | French(3.8) |
| Ledyard | CT | New London County | English(19.4) | Irish(19.0) | Italian(15.6) | German(12.2) | French(7.2) |
| Leeds | AL | Jefferson County | American(17.2) | Irish(12.3) | English(8.0) | German(6.6) | Scottish(2.9) |
| Lee's Summit | MO | Jackson County | German(24.9) | Irish(13.8) | English(12.7) | American(6.9) | Italian(4.4) |
| Leesburg | FL | Lake County | German(14.7) | Irish(11.2) | English(9.5) | American(6.1) | French(3.9) |
| Leesburg | VA | Loudoun County | German(14.2) | Irish(10.7) | English(10.4) | Italian(6.5) | American(4.3) |
| Lehi | UT | Utah County | English(28.4) | German(11.4) | Irish(6.2) | European(6.0) | American(5.8) |
| Lehigh | PA | Northampton County | German(40.6) | Irish(11.3) | Pennsylvania German(10.8) | Italian(8.0) | American(6.7) |
| Lehigh Acres | FL | Lee County | American(13.2) | German(9.7) | Irish(7.1) | English(5.2) | Italian(4.9) |
| Lehman | PA | Pike County | Italian(21.0) | Irish(15.3) | German(12.9) | Polish(6.8) | English(6.2) |
| Leicester | MA | Worcester County | Irish(25.0) | French(19.8) | Italian(12.6) | English(10.7) | Polish(7.7) |
| Leisure City | FL | Miami-Dade County | Haitian(4.2) | American(2.1) | Irish(2.0) | Jamaican(1.8) | German(1.7) |
| Leland | NC | Brunswick County | German(14.8) | American(14.1) | Irish(13.4) | English(10.7) | Italian(7.3) |
| Lemay | MO | Saint Louis County | German(35.5) | Irish(15.6) | Yugoslavian(10.4) | French(6.7) | American(5.8) |
| Lemon Grove | CA | San Diego County | Irish(7.0) | German(6.5) | English(5.1) | American(3.8) | Italian(3.4) |
| Lemon Hill | CA | Sacramento County | German(6.0) | Irish(5.1) | English(3.4) | Russian(2.4) | Italian(1.6) |
| Lemont | IL | Cook County | Polish(29.1) | Irish(20.1) | German(16.2) | Italian(13.1) | Lithuanian(7.5) |
| Lemoore | CA | Kings County | American(7.3) | Irish(6.8) | German(6.8) | English(6.5) | Portuguese(4.5) |
| Lenexa | KS | Johnson County | German(29.8) | Irish(15.3) | English(12.8) | American(5.6) | French(3.5) |
| Lennox | CA | Los Angeles County | American(2.7) | Ethiopian(0.6) | Jamaican(0.6) | Belizean(0.4) | German(0.4) |
| Lenoir | NC | Caldwell County | American(14.3) | German(11.1) | English(9.6) | Irish(8.6) | Scotchn/aIrish(2.6) |
| Lenox | MI | Macomb County | German(20.5) | Polish(17.7) | Irish(12.5) | English(11.8) | Italian(11.3) |
| Leominster | MA | Worcester County | Irish(19.1) | Italian(18.5) | French(15.3) | French Canadian(8.9) | English(8.9) |
| Leon Valley | TX | Bexar County | German(11.0) | Irish(8.5) | English(6.4) | American(3.1) | French(2.1) |
| Leoni | MI | Jackson County | German(29.2) | Irish(17.4) | English(14.8) | Polish(10.7) | American(10.2) |
| Levelland | TX | Hockley County | American(9.1) | German(8.6) | English(6.1) | Irish(6.1) | French(2.1) |
| Levittown | NY | Nassau County | Italian(32.4) | Irish(23.1) | German(15.8) | Polish(4.9) | English(3.9) |
| Levittown | PA | Bucks County | Irish(31.3) | German(25.6) | Italian(16.6) | Polish(9.9) | English(9.4) |
| Lewisboro | NY | Westchester County | Italian(25.2) | Irish(21.7) | German(13.3) | English(9.3) | American(7.8) |
| Lewisburg | TN | Marshall County | American(21.0) | Irish(13.1) | German(9.4) | English(7.3) | Italian(3.0) |
| Lewiston | ID | Nez Perce County | German(28.7) | Irish(13.0) | English(12.4) | American(8.1) | Norwegian(4.5) |
| Lewiston | ME | Androscoggin County | French Canadian(26.1) | French(19.0) | Irish(16.3) | English(15.5) | German(5.9) |
| Lewiston | NY | Niagara County | Italian(25.6) | German(20.6) | Irish(19.5) | English(13.0) | Polish(11.8) |
| Lewisville | NC | Forsyth County | English(15.6) | Irish(14.7) | German(13.3) | American(12.7) | Italian(5.1) |
| Lewisville | TX | Denton County | German(12.9) | Irish(9.7) | English(7.7) | American(4.2) | Italian(3.4) |
| Lexington | KY | Fayette County | American(14.9) | German(14.0) | Irish(12.7) | English(11.8) | Italian(3.1) |
| Lexington | MA | Middlesex County | Irish(16.9) | Italian(12.6) | English(10.9) | German(7.0) | Russian(4.4) |
| Lexington | NC | Davidson County | German(11.3) | Irish(8.5) | English(7.9) | American(6.6) | Scotchn/aIrish(1.6) |
| Lexington | NE | Dawson County | German(14.2) | Somalian(5.6) | American(3.0) | Swedish(2.9) | English(2.6) |
| Lexington | SC | Lexington County | Irish(16.6) | German(12.9) | English(12.6) | American(11.5) | Italian(4.4) |
| Lexington Park | MD | Saint Mary's County | German(10.2) | Irish(9.0) | English(7.8) | American(6.4) | Italian(3.5) |
| Liberal | KS | Seward County | German(12.1) | Irish(4.4) | English(4.1) | American(3.5) | French(2.0) |
| Liberty | MO | Clay County | German(26.8) | Irish(17.5) | English(12.1) | American(10.1) | Italian(4.3) |
| Libertyville | IL | Lake County | German(27.0) | Irish(18.6) | Polish(11.0) | English(10.8) | Italian(9.7) |
| Lighthouse Point | FL | Broward County | Irish(17.3) | German(16.1) | Italian(11.9) | English(10.7) | Polish(4.9) |
| Lilburn | GA | Gwinnett County | American(5.9) | German(4.9) | English(4.6) | Irish(4.4) | African(2.8) |
| Lima | OH | Allen County | German(26.3) | Irish(13.0) | American(6.8) | English(5.7) | Italian(3.6) |
| Limerick | PA | Montgomery County | German(29.2) | Italian(25.0) | Irish(23.7) | English(10.5) | Polish(9.1) |
| Lincoln | CA | Placer County | German(16.4) | English(13.4) | Irish(12.0) | Italian(5.7) | American(4.8) |
| Lincoln | IL | Logan County | German(31.4) | Irish(17.6) | American(13.2) | English(12.2) | Italian(3.2) |
| Lincoln | MI | Berrien County | German(38.9) | Irish(13.6) | English(11.1) | Italian(8.5) | Polish(8.0) |
| Lincoln | NE | Lancaster County | German(41.2) | Irish(13.5) | English(9.3) | Czech(5.5) | Swedish(4.7) |
| Lincoln | RI | Providence County | Irish(22.0) | Italian(21.2) | French(17.2) | English(12.8) | French Canadian(9.8) |
| Lincoln Park | MI | Wayne County | German(18.8) | Irish(15.3) | Polish(11.1) | Italian(8.3) | English(8.3) |
| Lincoln Park | NJ | Morris County | Italian(27.8) | Irish(24.4) | German(13.1) | Polish(10.5) | English(6.9) |
| Lincolnia | VA | Fairfax County | German(8.7) | Irish(6.7) | English(6.6) | Ethiopian(4.6) | American(2.9) |
| Lincolnton | NC | Lincoln County | German(16.8) | Irish(11.1) | American(10.9) | English(10.8) | Dutch(3.6) |
| Lincolnwood | IL | Cook County | German(7.0) | Russian(5.8) | Greek(5.7) | Polish(5.7) | Irish(4.7) |
| Linda | CA | Yuba County | Irish(8.4) | German(8.2) | English(5.5) | Italian(3.5) | American(3.0) |
| Linden | NJ | Union County | Polish(14.1) | Italian(7.7) | Irish(5.6) | German(4.8) | American(4.1) |
| Lindenhurst | IL | Lake County | German(28.0) | Irish(20.4) | Polish(12.3) | Italian(9.6) | English(9.2) |
| Lindenhurst | NY | Suffolk County | Italian(36.0) | Irish(26.6) | German(21.4) | Polish(9.0) | English(4.9) |
| Lindenwold | NJ | Camden County | Irish(13.5) | Italian(10.7) | German(10.2) | English(6.0) | American(4.1) |
| Lindon | UT | Utah County | English(28.8) | German(13.4) | American(9.0) | Swedish(7.3) | Scottish(6.6) |
| Lindsay | CA | Tulare County | German(2.1) | American(1.8) | Irish(1.2) | English(1.1) | Swiss(1.0) |
| Lino Lakes | MN | Anoka County | German(36.7) | Norwegian(16.6) | Irish(11.7) | Swedish(10.3) | Polish(6.7) |
| Linthicum | MD | Anne Arundel County | German(35.5) | Irish(24.3) | English(13.7) | Italian(7.9) | Polish(7.6) |
| Linton Hall | VA | Prince William County | German(13.7) | Irish(13.0) | English(9.7) | American(6.4) | Italian(6.1) |
| Lisbon | WI | Waukesha County | German(56.3) | Polish(13.5) | Irish(12.1) | Italian(6.6) | English(5.9) |
| Lisle | IL | DuPage County | German(22.9) | Irish(19.2) | Polish(11.0) | Italian(10.8) | English(5.4) |
| Lithia Springs | GA | Douglas County | African(11.3) | American(10.1) | Irish(6.1) | English(3.3) | German(2.2) |
| Little Chute | WI | Outagamie County | German(38.9) | Dutch(23.4) | Irish(14.8) | American(6.4) | Polish(6.2) |
| Little Egg Harbor | NJ | Ocean County | Irish(32.0) | Italian(26.8) | German(21.5) | English(11.4) | Polish(9.7) |
| Little Elm | TX | Denton County | German(15.8) | English(9.3) | Irish(7.7) | American(7.2) | African(2.5) |
| Little Falls | NJ | Passaic County | Italian(32.0) | Irish(14.1) | Polish(9.8) | German(9.6) | American(4.7) |
| Little Ferry | NJ | Bergen County | Italian(21.0) | Irish(6.8) | German(3.9) | Polish(1.9) | Trinidadian and Tobagonian(1.9) |
| Little Rock | AR | Pulaski County | German(8.9) | English(8.5) | Irish(8.1) | American(5.5) | European(3.8) |
| Littleton | CO | Arapahoe County | German(26.4) | Irish(16.1) | English(14.7) | Italian(5.4) | American(5.0) |
| Live Oak | CA | Santa Cruz County | English(14.4) | German(13.0) | Irish(11.8) | Italian(5.7) | French(3.7) |
| Live Oak | TX | Bexar County | German(12.9) | Irish(9.2) | English(7.1) | Italian(3.3) | American(2.7) |
| Livermore | CA | Alameda County | German(15.5) | Irish(12.7) | English(10.7) | Italian(7.8) | Portuguese(3.9) |
| Livingston | CA | Merced County | American(2.0) | Portuguese(1.8) | Irish(0.9) | English(0.5) | European(0.3) |
| Livingston | NJ | Essex County | Italian(15.5) | Irish(10.4) | Russian(9.6) | Polish(7.8) | German(6.2) |
| Livonia | MI | Wayne County | German(20.7) | Polish(17.5) | Irish(15.2) | English(10.7) | American(8.7) |
| Lloyd | NY | Ulster County | Italian(31.8) | Irish(18.3) | German(14.8) | American(6.8) | English(5.9) |
| Lochearn | MD | Baltimore County | African(6.5) | American(3.0) | German(2.5) | Irish(2.1) | Nigerian(1.6) |
| Lockhart | FL | Orange County | German(10.2) | English(8.4) | Irish(7.4) | American(6.0) | Italian(5.4) |
| Lockhart | TX | Caldwell County | German(11.6) | Irish(6.9) | English(4.0) | American(3.7) | French(1.5) |
| Lockport | IL | Will County | German(26.9) | Polish(24.4) | Irish(23.4) | Italian(18.7) | English(4.5) |
| Lockport | NY | Niagara County | German(33.6) | Irish(21.3) | Italian(14.8) | English(10.2) | Polish(7.1) |
| Lockport | NY | Niagara County | German(35.7) | Irish(17.6) | Italian(16.1) | English(13.9) | Polish(11.8) |
| Lodi | CA | San Joaquin County | German(17.4) | Irish(9.3) | Italian(6.7) | English(6.4) | American(2.8) |
| Lodi | NJ | Bergen County | Italian(18.1) | Irish(6.4) | Polish(5.5) | German(3.8) | Portuguese(2.9) |
| Logan | PA | Blair County | German(37.1) | Irish(17.8) | Italian(13.3) | English(8.2) | American(6.0) |
| Logan | UT | Cache County | English(23.7) | German(12.3) | Danish(6.9) | American(5.4) | Irish(5.2) |
| Logansport | IN | Cass County | German(18.1) | American(16.1) | Irish(9.9) | English(7.9) | Italian(3.3) |
| Loganville | GA | Walton County | Irish(12.9) | American(11.3) | German(10.7) | English(6.0) | Albanian(5.8) |
| Loma Linda | CA | San Bernardino County | German(8.3) | African(4.5) | Irish(4.4) | English(3.4) | Italian(2.8) |
| Lombard | IL | DuPage County | German(28.2) | Irish(21.3) | Italian(14.5) | Polish(13.6) | English(6.8) |
| Lomita | CA | Los Angeles County | German(9.7) | Irish(7.2) | Italian(6.2) | English(5.5) | French(4.5) |
| Lompoc | CA | Santa Barbara County | German(9.0) | Irish(8.2) | English(6.8) | American(4.2) | Italian(3.1) |
| Londonderry | NH | Rockingham County | Irish(27.1) | Italian(14.8) | English(14.1) | French(13.4) | German(8.7) |
| Londonderry | NH | Rockingham County | Irish(25.5) | Italian(16.1) | French(15.7) | English(14.7) | French Canadian(8.2) |
| Lone Tree | CO | Douglas County | German(29.4) | Irish(14.2) | English(13.3) | Italian(8.0) | American(6.1) |
| Long Beach | CA | Los Angeles County | German(6.9) | Irish(6.0) | English(4.8) | Italian(2.7) | American(2.3) |
| Long Beach | MS | Harrison County | German(17.6) | Irish(12.6) | English(10.2) | American(9.6) | Italian(6.6) |
| Long Beach | NY | Nassau County | Irish(23.4) | Italian(17.5) | German(9.2) | Polish(5.6) | Russian(5.2) |
| Long Branch | NJ | Monmouth County | Italian(15.4) | Irish(9.3) | Brazilian(9.2) | German(5.5) | American(4.3) |
| Longmeadow | MA | Hampden County | Irish(22.2) | Italian(17.2) | English(10.6) | German(8.3) | French(8.1) |
| Longmont | CO | Boulder County | German(21.4) | Irish(12.3) | English(11.1) | American(4.4) | Italian(4.1) |
| Longview | TX | Gregg County | German(9.2) | Irish(9.2) | American(8.9) | English(8.7) | French(3.9) |
| Longview | WA | Cowlitz County | German(22.6) | Irish(13.9) | English(11.3) | Norwegian(6.8) | American(4.9) |
| Longwood | FL | Seminole County | German(14.0) | Irish(13.4) | English(9.5) | European(6.9) | American(6.7) |
| Lorain | OH | Lorain County | German(14.3) | Irish(11.8) | Italian(8.5) | English(6.2) | Polish(6.2) |
| Lorton | VA | Fairfax County | German(6.3) | English(5.8) | Ethiopian(3.9) | American(3.8) | Irish(3.8) |
| Los Alamitos | CA | Orange County | German(14.8) | Irish(11.9) | English(9.4) | Italian(5.4) | French(3.8) |
| Los Alamos | NM | Los Alamos County | German(17.0) | English(14.6) | Irish(11.0) | American(6.5) | Scottish(5.9) |
| Los Altos | CA | Santa Clara County | German(15.9) | English(13.8) | Irish(10.0) | Italian(6.6) | European(3.5) |
| Los Angeles | CA | Los Angeles County | German(4.5) | Irish(3.8) | English(3.2) | Italian(2.7) | Russian(2.4) |
| Los Banos | CA | Merced County | Portuguese(5.4) | Irish(4.2) | German(4.2) | Italian(3.7) | English(3.3) |
| Los Gatos | CA | Santa Clara County | German(16.0) | Irish(15.7) | English(12.1) | Italian(8.5) | European(4.9) |
| Los Lunas | NM | Valencia County | German(12.3) | American(8.7) | Irish(5.3) | English(4.2) | Polish(2.2) |
| Los Osos | CA | San Luis Obispo County | German(17.5) | English(16.2) | Irish(12.2) | American(6.9) | Italian(6.0) |
| Louisville | CO | Boulder County | German(22.8) | Irish(15.8) | English(14.1) | Italian(8.1) | American(6.3) |
| Louisville | KY | Jefferson County | German(16.9) | American(13.2) | Irish(12.7) | English(8.8) | African(2.9) |
| Loveland | CO | Larimer County | German(30.6) | Irish(13.9) | English(13.0) | French(4.6) | American(4.4) |
| Loveland | OH | Hamilton County | German(37.3) | Irish(13.8) | English(13.7) | American(11.7) | Italian(4.6) |
| Loves Park | IL | Winnebago County | German(27.3) | Irish(14.8) | American(10.8) | Italian(9.7) | English(9.4) |
| Lovington | NM | Lea County | American(5.5) | Irish(4.6) | German(4.5) | English(2.0) | French(0.8) |
| Lowell | MA | Middlesex County | Irish(17.7) | French(8.4) | Italian(7.3) | Portuguese(5.9) | English(5.4) |
| Lower | NJ | Cape May County | Irish(30.4) | German(28.1) | Italian(18.8) | English(12.4) | Polish(8.1) |
| Lower Allen | PA | Cumberland County | German(30.8) | Irish(10.4) | Italian(8.0) | English(7.3) | American(6.7) |
| Lower Burrell | PA | Westmoreland County | German(35.9) | Italian(23.1) | Irish(17.4) | Polish(15.7) | English(9.5) |
| Lower Gwynedd | PA | Montgomery County | German(21.9) | Irish(21.9) | English(14.4) | Italian(12.4) | Polish(5.8) |
| Lower Macungie | PA | Lehigh County | German(33.6) | Irish(15.8) | Italian(13.3) | English(7.0) | Polish(5.6) |
| Lower Makefield | PA | Bucks County | Irish(23.6) | German(19.8) | Italian(16.5) | English(11.4) | Polish(8.0) |
| Lower Merion | PA | Montgomery County | Irish(14.6) | German(12.3) | Russian(10.4) | English(9.2) | Italian(8.8) |
| Lower Moreland | PA | Montgomery County | Irish(19.8) | German(15.4) | Italian(14.3) | Russian(10.0) | Polish(7.2) |
| Lower Paxton | PA | Dauphin County | German(30.3) | Irish(14.3) | Italian(9.3) | English(7.1) | American(5.2) |
| Lower Pottsgrove | PA | Montgomery County | German(27.5) | Irish(22.8) | Italian(16.1) | English(8.2) | Polish(6.4) |
| Lower Providence | PA | Montgomery County | Irish(23.3) | German(22.3) | Italian(21.3) | English(7.9) | Polish(7.0) |
| Lower Salford | PA | Montgomery County | German(33.5) | Irish(27.8) | Italian(18.4) | English(7.9) | Polish(5.0) |
| Lower Saucon | PA | Northampton County | German(28.7) | Irish(18.6) | Italian(13.6) | English(10.8) | Polish(7.5) |
| Lower Southampton | PA | Bucks County | Irish(30.3) | German(26.9) | Italian(15.6) | Polish(9.1) | English(8.2) |
| Lowes Island | VA | Loudoun County | Irish(14.1) | German(11.6) | English(10.7) | Italian(7.4) | American(5.8) |
| Loyalsock | PA | Lycoming County | German(36.5) | Irish(12.7) | Italian(10.7) | English(8.6) | American(8.3) |
| Lubbock | TX | Lubbock County | German(11.6) | Irish(8.6) | English(7.9) | American(7.1) | Scottish(1.8) |
| Ludlow | MA | Hampden County | Portuguese(22.2) | Polish(21.0) | French(17.3) | Irish(15.4) | Italian(10.6) |
| Lufkin | TX | Angelina County | American(8.1) | English(6.8) | German(6.7) | Irish(6.4) | African(2.2) |
| Luling | LA | Saint Charles Parish | French(21.5) | German(13.5) | Italian(8.2) | American(7.1) | Irish(5.9) |
| Lumberton | NC | Robeson County | American(21.0) | English(6.6) | German(3.6) | Irish(3.1) | Scotchn/aIrish(2.2) |
| Lumberton | NJ | Burlington County | Irish(19.5) | German(15.7) | Italian(13.4) | Polish(8.0) | English(7.0) |
| Lumberton | TX | Hardin County | Irish(14.6) | French(13.3) | German(13.2) | English(11.4) | American(8.6) |
| Lunenburg | MA | Worcester County | Irish(23.1) | French(20.1) | Italian(19.6) | English(16.8) | German(8.7) |
| Lutz | FL | Hillsborough County | German(17.8) | English(13.4) | Irish(12.1) | Italian(9.4) | American(9.4) |
| Lynbrook | NY | Nassau County | Italian(30.8) | Irish(24.7) | German(12.9) | American(5.8) | Polish(5.7) |
| Lynchburg | VA | Lynchburg Independent City | English(15.3) | German(12.8) | Irish(10.1) | American(8.9) | Italian(4.0) |
| Lynden | WA | Whatcom County | Dutch(26.3) | German(17.5) | Irish(9.0) | English(7.2) | American(6.9) |
| Lyndhurst | NJ | Bergen County | Italian(33.2) | Irish(16.8) | Polish(9.1) | German(8.8) | American(2.7) |
| Lyndhurst | OH | Cuyahoga County | Italian(20.5) | German(18.5) | Irish(15.4) | English(7.2) | Polish(6.4) |
| Lyndon | KY | Jefferson County | German(20.0) | American(13.6) | English(12.7) | Irish(12.3) | Scottish(2.8) |
| Lynn | MA | Essex County | Irish(16.6) | Italian(10.7) | English(5.5) | French(5.5) | American(3.4) |
| Lynn Haven | FL | Bay County | German(13.0) | Irish(12.9) | English(12.4) | American(10.6) | Italian(5.3) |
| Lynnfield | MA | Essex County | Italian(34.4) | Irish(31.9) | English(9.8) | German(5.4) | Greek(4.1) |
| Lynnwood | WA | Snohomish County | German(14.7) | English(8.7) | Irish(8.3) | Norwegian(5.4) | French(3.5) |
| Lynwood | CA | Los Angeles County | American(1.1) | German(0.4) | Italian(0.4) | African(0.4) | Irish(0.3) |
| Lyon | MI | Oakland County | German(27.1) | Irish(17.1) | Polish(15.4) | English(13.0) | Italian(10.7) |
| Lyons | IL | Cook County | Polish(16.4) | Irish(9.8) | German(8.4) | Italian(8.3) | American(5.0) |
| Lysander | NY | Onondaga County | Irish(26.8) | German(26.7) | Italian(18.9) | English(16.1) | Polish(7.4) |
| Mableton | GA | Cobb County | German(7.1) | American(6.4) | Irish(5.8) | English(5.8) | Italian(2.2) |
| Macedonia | OH | Summit County | German(25.3) | Irish(12.8) | Polish(12.5) | English(11.9) | Italian(11.9) |
| Machesney Park | IL | Winnebago County | German(33.7) | Irish(15.5) | English(11.1) | Italian(10.2) | American(9.3) |
| Mack | OH | Hamilton County | German(54.1) | Irish(24.1) | English(9.2) | American(8.2) | Italian(7.6) |
| Macomb | IL | McDonough County | German(24.7) | Irish(17.2) | English(10.6) | American(9.8) | Italian(6.1) |
| Macomb | MI | Macomb County | German(20.7) | Italian(20.7) | Polish(19.0) | Irish(9.2) | American(7.0) |
| Macon | GA | Bibb County | American(5.8) | English(5.5) | Irish(4.6) | German(3.3) | Scottish(1.1) |
| Madera | CA | Madera County | German(3.2) | Irish(2.3) | English(1.8) | American(1.2) | Italian(1.2) |
| Madison | AL | Madison County | German(13.1) | American(12.3) | English(12.2) | Irish(10.4) | European(2.7) |
| Madison | CT | New Haven County | Irish(31.1) | Italian(22.6) | German(20.8) | English(15.8) | Polish(7.9) |
| Madison | IN | Jefferson County | German(20.0) | English(11.6) | Irish(11.1) | American(10.8) | Scottish(3.4) |
| Madison | MS | Madison County | English(24.6) | American(11.6) | Irish(10.7) | German(9.6) | Scottish(4.0) |
| Madison | NJ | Morris County | Italian(28.3) | Irish(22.2) | German(16.9) | English(9.4) | Polish(4.7) |
| Madison | WI | Dane County | German(34.2) | Irish(13.3) | Norwegian(9.1) | English(8.8) | Polish(5.2) |
| Madison Heights | MI | Oakland County | German(18.0) | Irish(11.8) | Polish(11.7) | English(9.7) | American(6.6) |
| Madison Heights | VA | Amherst County | American(14.9) | Irish(10.1) | English(9.8) | German(9.7) | Scottish(3.7) |
| Madisonville | KY | Hopkins County | American(23.9) | Irish(12.6) | English(11.6) | German(11.3) | Scotchn/aIrish(1.7) |
| Magalia | CA | Butte County | German(24.4) | Irish(17.1) | English(14.7) | American(6.7) | Italian(5.4) |
| Magna | UT | Salt Lake County | English(19.1) | German(12.9) | American(5.7) | Irish(5.7) | Danish(3.5) |
| Magnolia | AR | Columbia County | American(8.9) | Irish(7.9) | English(5.6) | German(4.6) | European(1.8) |
| Mahwah | NJ | Bergen County | Italian(25.5) | Irish(18.0) | German(13.0) | Polish(6.9) | English(5.3) |
| Maitland | FL | Orange County | German(15.8) | English(15.4) | Irish(14.6) | Italian(6.7) | American(6.5) |
| Makakilo | HI | Honolulu County | German(7.2) | Irish(4.2) | Portuguese(4.2) | Italian(3.8) | English(2.7) |
| Malden | MA | Middlesex County | Irish(14.8) | Italian(12.7) | Brazilian(6.8) | Haitian(5.7) | English(4.2) |
| Malibu | CA | Los Angeles County | English(17.2) | German(16.3) | Irish(12.4) | Italian(7.1) | Russian(6.2) |
| Malone | NY | Franklin County | Irish(17.6) | French(14.9) | German(9.4) | English(8.7) | American(7.7) |
| Malta | NY | Saratoga County | Irish(26.9) | Italian(21.2) | German(18.7) | English(12.0) | French(9.7) |
| Maltby | WA | Snohomish County | German(21.3) | English(20.7) | Irish(11.3) | Norwegian(9.7) | Swedish(5.5) |
| Malvern | AR | Hot Spring County | Irish(8.9) | German(7.4) | American(6.2) | English(5.2) | Dutch(2.3) |
| Mamakating | NY | Sullivan County | Irish(26.7) | Italian(20.3) | German(19.5) | English(7.5) | American(6.9) |
| Mamaroneck | NY | Westchester County | Irish(16.1) | Italian(15.3) | American(9.8) | German(8.7) | English(7.3) |
| Mamaroneck | NY | Westchester County | Italian(22.7) | Irish(12.2) | American(9.2) | German(6.8) | Polish(4.5) |
| Manalapan | NJ | Monmouth County | Italian(30.3) | Irish(13.6) | American(10.6) | German(8.3) | Polish(8.2) |
| Manassas | VA | Manassas Independent City | Irish(11.3) | German(10.4) | English(7.8) | American(5.3) | Italian(4.4) |
| Manassas Park | VA | Manassas Park Independent City | German(9.9) | Irish(8.2) | American(5.4) | English(4.8) | Italian(3.1) |
| Manchester | CT | Hartford County | Irish(16.7) | Italian(12.5) | English(9.5) | German(9.1) | French(8.2) |
| Manchester | CT | Hartford County | Irish(17.3) | Italian(12.8) | English(11.0) | German(9.6) | French(7.9) |
| Manchester | MO | Saint Louis County | German(36.9) | Irish(17.1) | English(12.0) | Italian(6.4) | French(4.4) |
| Manchester | NH | Hillsborough County | Irish(20.0) | French(18.8) | English(10.0) | French Canadian(10.0) | Italian(8.9) |
| Manchester | NJ | Ocean County | Italian(26.5) | Irish(20.0) | German(18.1) | Polish(9.6) | English(9.3) |
| Manchester | PA | York County | German(42.5) | Irish(13.4) | English(12.2) | Italian(5.8) | American(5.1) |
| Manchester | TN | Coffee County | American(29.4) | Irish(10.5) | German(9.0) | English(7.1) | European(3.2) |
| Manchester | VA | Chesterfield County | English(9.9) | Irish(8.6) | German(7.8) | American(6.4) | Italian(3.2) |
| Mandan | ND | Morton County | German(60.9) | Norwegian(17.8) | Russian(9.3) | Irish(6.3) | English(5.2) |
| Mandeville | LA | Saint Tammany Parish | German(21.8) | French(17.1) | English(15.0) | Irish(14.7) | American(6.4) |
| Mango | FL | Hillsborough County | American(18.5) | Irish(12.3) | German(11.1) | English(6.2) | Italian(5.2) |
| Manhattan | KS | Riley County | German(37.1) | Irish(12.0) | English(10.1) | American(4.1) | Swedish(3.2) |
| Manhattan | NY | New York County | Irish(7.3) | German(6.4) | Italian(6.2) | American(5.1) | Russian(5.0) |
| Manhattan Beach | CA | Los Angeles County | German(18.4) | Irish(17.0) | English(15.9) | Italian(9.3) | American(5.4) |
| Manheim | PA | Lancaster County | German(35.9) | Irish(14.3) | English(12.3) | Italian(8.0) | American(7.0) |
| Manitowoc | WI | Manitowoc County | German(49.5) | Polish(11.3) | Irish(9.5) | French(7.5) | Czech(7.0) |
| Mankato | MN | Blue Earth County | German(48.5) | Norwegian(15.7) | Irish(11.1) | Swedish(6.6) | English(6.2) |
| Manlius | NY | Onondaga County | Irish(27.2) | German(23.2) | Italian(16.9) | English(14.8) | Polish(6.9) |
| Manor | PA | Lancaster County | German(45.6) | English(9.8) | Irish(9.2) | Italian(7.1) | American(6.8) |
| Manorville | NY | Suffolk County | Italian(35.8) | Irish(31.4) | German(21.7) | Polish(6.9) | American(3.9) |
| Mansfield | CT | Tolland County | Irish(16.1) | Italian(13.6) | German(11.7) | English(9.8) | Polish(6.4) |
| Mansfield | MA | Bristol County | Irish(34.9) | Italian(19.8) | English(12.4) | German(10.3) | Portuguese(5.0) |
| Mansfield | OH | Richland County | German(25.2) | Irish(12.2) | English(10.1) | American(7.0) | Italian(4.4) |
| Mansfield | TX | Tarrant County | German(13.5) | English(10.6) | Irish(9.0) | American(8.4) | Italian(3.9) |
| Manteca | CA | San Joaquin County | German(12.3) | Irish(10.0) | Portuguese(6.1) | Italian(6.0) | English(5.3) |
| Mantua | NJ | Gloucester County | Irish(28.6) | German(28.4) | Italian(24.4) | English(11.5) | Polish(8.1) |
| Manville | NJ | Somerset County | Polish(20.9) | Italian(16.2) | German(10.5) | Irish(9.5) | American(5.0) |
| Maple Grove | MN | Hennepin County | German(32.8) | Norwegian(16.5) | Irish(12.3) | Swedish(10.6) | English(5.7) |
| Maple Heights | OH | Cuyahoga County | German(6.8) | Polish(6.4) | Italian(4.9) | Irish(4.8) | Czech(2.5) |
| Maple Shade | NJ | Burlington County | Irish(25.5) | Italian(19.9) | German(19.8) | English(9.5) | Polish(9.3) |
| Maple Valley | WA | King County | German(19.5) | Irish(15.2) | English(13.1) | Norwegian(7.9) | American(6.4) |
| Maplewood | MN | Ramsey County | German(29.9) | Irish(12.4) | Norwegian(10.9) | Swedish(7.5) | English(5.8) |
| Maplewood | NJ | Essex County | Irish(11.7) | Italian(10.2) | German(8.8) | Polish(5.9) | Russian(5.1) |
| Marana | AZ | Pima County | German(18.7) | Irish(12.9) | English(11.0) | Italian(8.4) | American(4.8) |
| Marblehead | MA | Essex County | Irish(25.7) | English(21.5) | Italian(11.8) | German(11.4) | Russian(6.2) |
| Marco Island | FL | Collier County | German(20.4) | Irish(17.7) | English(12.0) | American(11.9) | Italian(8.5) |
| Margate | FL | Broward County | Italian(10.2) | Jamaican(7.7) | Irish(7.6) | German(7.2) | Haitian(5.7) |
| Maricopa | AZ | Pinal County | German(14.5) | Irish(9.7) | English(8.7) | Italian(6.2) | Polish(3.6) |
| Marietta | GA | Cobb County | English(8.3) | German(8.0) | Irish(7.4) | American(5.3) | Italian(2.6) |
| Marietta | OH | Washington County | German(25.5) | Irish(16.5) | American(11.3) | English(10.2) | Italian(3.5) |
| Marina | CA | Monterey County | German(9.7) | Irish(8.3) | English(6.1) | Italian(4.7) | Polish(2.1) |
| Marinette | WI | Marinette County | German(37.2) | Irish(9.8) | French(8.7) | Polish(7.9) | Swedish(7.1) |
| Marion | AR | Crittenden County | American(10.5) | Irish(6.3) | German(6.2) | English(5.3) | French(2.2) |
| Marion | IA | Linn County | German(41.4) | Irish(18.2) | English(11.5) | American(5.3) | Czech(5.2) |
| Marion | IL | Williamson County | German(24.1) | Irish(16.0) | English(11.9) | American(9.4) | Italian(3.5) |
| Marion | IN | Grant County | German(19.2) | American(9.8) | Irish(8.5) | English(7.8) | Dutch(2.1) |
| Marion | OH | Marion County | German(25.1) | Irish(15.8) | American(10.8) | English(9.3) | Italian(5.2) |
| Markham | IL | Cook County | Irish(4.1) | German(2.9) | Italian(2.4) | Polish(2.2) | English(1.5) |
| Marlboro | NJ | Monmouth County | Italian(23.7) | Irish(9.8) | Polish(9.6) | Russian(8.6) | American(7.6) |
| Marlborough | MA | Middlesex County | Irish(22.1) | Italian(15.4) | English(10.4) | French(7.8) | Brazilian(7.3) |
| Marlton | NJ | Burlington County | Irish(31.1) | Italian(29.1) | German(21.3) | English(8.6) | Polish(7.3) |
| Marple | PA | Delaware County | Irish(27.5) | Italian(26.6) | German(15.0) | English(8.4) | American(5.3) |
| Marquette | MI | Marquette County | German(20.1) | Irish(11.2) | English(10.7) | Finnish(10.7) | French(8.5) |
| Marrero | LA | Jefferson Parish | French(20.3) | Italian(6.4) | German(5.2) | Irish(2.8) | American(2.5) |
| Marshall | MN | Lyon County | German(40.4) | Norwegian(14.6) | Irish(9.1) | Belgian(5.2) | English(4.9) |
| Marshall | MO | Saline County | German(25.1) | English(12.7) | Irish(12.6) | American(10.1) | French(1.8) |
| Marshall | TX | Harrison County | American(11.7) | Irish(5.7) | English(5.2) | German(4.8) | African(2.6) |
| Marshalltown | IA | Marshall County | German(26.0) | Irish(10.9) | English(7.8) | Norwegian(5.1) | Dutch(4.3) |
| Marshfield | MA | Plymouth County | Irish(46.9) | English(15.0) | Italian(14.8) | German(8.4) | American(5.7) |
| Marshfield | WI | Wood County | German(53.2) | Polish(8.5) | Norwegian(7.8) | Irish(7.3) | English(5.9) |
| Martha Lake | WA | Snohomish County | German(18.9) | Irish(9.9) | English(9.4) | Norwegian(5.6) | French(4.9) |
| Martin | TN | Weakley County | American(20.6) | Irish(12.2) | German(10.9) | English(9.2) | French(2.3) |
| Martinez | CA | Contra Costa County | Irish(15.2) | German(15.0) | English(10.7) | Italian(8.2) | American(5.0) |
| Martinez | GA | Columbia County | American(17.4) | German(12.6) | English(11.8) | Irish(10.9) | Italian(2.9) |
| Martinsburg | WV | Berkeley County | German(19.2) | Irish(13.9) | American(8.2) | English(8.0) | Italian(3.7) |
| Martinsville | IN | Morgan County | German(21.8) | American(13.8) | Irish(12.3) | English(12.2) | Italian(3.5) |
| Martinsville | NJ | Somerset County | Italian(21.9) | German(19.4) | Irish(16.3) | American(8.7) | Polish(7.1) |
| Martinsville | VA | Martinsville Independent City | English(12.0) | American(10.3) | German(7.9) | Irish(6.4) | Italian(1.9) |
| Marumsco | VA | Prince William County | German(6.3) | American(5.3) | English(4.1) | Irish(4.0) | Italian(1.9) |
| Maryland City | MD | Anne Arundel County | German(11.7) | Irish(6.8) | English(6.5) | African(5.0) | American(3.8) |
| Maryland Heights | MO | Saint Louis County | German(27.0) | Irish(13.2) | English(9.5) | American(5.4) | Italian(5.0) |
| Marysville | CA | Yuba County | Irish(12.9) | German(11.4) | English(7.5) | American(5.2) | Italian(3.3) |
| Marysville | OH | Union County | German(29.2) | Irish(16.1) | American(13.0) | English(10.3) | Italian(4.6) |
| Marysville | WA | Snohomish County | German(19.2) | Irish(13.5) | English(10.5) | Norwegian(7.8) | American(5.7) |
| Maryville | MO | Nodaway County | German(29.5) | Irish(17.2) | American(12.8) | English(8.3) | Italian(4.4) |
| Maryville | TN | Blount County | German(15.2) | American(14.6) | Irish(13.4) | English(11.6) | Scotchn/aIrish(6.3) |
| Mashpee | MA | Barnstable County | Irish(24.6) | English(15.7) | Italian(14.7) | American(11.9) | German(8.7) |
| Mason | OH | Warren County | German(30.2) | Irish(12.9) | English(11.1) | Italian(7.5) | American(6.8) |
| Mason City | IA | Cerro Gordo County | German(39.7) | Norwegian(15.8) | Irish(13.3) | English(9.3) | American(5.3) |
| Massapequa | NY | Nassau County | Italian(46.3) | Irish(31.6) | German(18.3) | Polish(5.2) | English(4.7) |
| Massapequa Park | NY | Nassau County | Italian(42.6) | Irish(33.7) | German(16.1) | English(5.4) | Polish(4.8) |
| Massena | NY | Saint Lawrence County | French(22.3) | Irish(20.5) | English(10.5) | German(10.0) | Italian(8.7) |
| Massena | NY | Saint Lawrence County | French(23.9) | Irish(21.7) | German(10.7) | English(10.2) | Italian(8.5) |
| Massillon | OH | Stark County | German(37.2) | Irish(17.2) | American(10.6) | Italian(8.7) | English(6.9) |
| Mastic | NY | Suffolk County | Italian(30.1) | Irish(23.3) | German(20.6) | English(2.8) | Polish(2.7) |
| Mastic Beach | NY | Suffolk County | Italian(30.6) | Irish(27.5) | German(18.9) | English(3.3) | Polish(2.2) |
| Matteson | IL | Cook County | German(4.4) | Irish(3.4) | Italian(1.8) | English(1.8) | American(1.5) |
| Matthews | NC | Mecklenburg County | German(16.6) | Irish(14.2) | English(12.9) | American(9.0) | Italian(6.8) |
| Mattoon | IL | Coles County | German(26.8) | Irish(15.5) | American(9.6) | English(9.0) | French(2.3) |
| Mauldin | SC | Greenville County | English(15.1) | German(12.8) | Irish(11.5) | American(10.4) | Scottish(3.4) |
| Maumee | OH | Lucas County | German(42.1) | Irish(18.6) | English(11.5) | Polish(10.8) | American(6.4) |
| Maumelle | AR | Pulaski County | German(16.0) | Irish(11.7) | American(10.1) | English(9.6) | Scottish(3.5) |
| Mayfield | KY | Graves County | American(11.9) | Irish(8.9) | German(7.6) | English(7.5) | Dutch(1.2) |
| Mayfield Heights | OH | Cuyahoga County | Italian(24.8) | German(16.7) | Irish(11.2) | Polish(7.0) | English(6.5) |
| Maynard | MA | Middlesex County | Irish(25.9) | Italian(18.4) | English(17.6) | German(8.7) | French(6.9) |
| Mays Chapel | MD | Baltimore County | German(23.7) | Irish(20.5) | English(13.3) | Italian(11.8) | Polish(7.3) |
| Maywood | CA | Los Angeles County | American(2.2) | Irish(0.2) | Czech(0.2) | German(0.2) | Russian(0.1) |
| Maywood | IL | Cook County | American(2.3) | Irish(1.3) | African(1.2) | German(1.0) | English(0.6) |
| McAlester | OK | Pittsburg County | German(15.9) | Irish(14.9) | English(11.5) | American(5.1) | Italian(4.0) |
| McAllen | TX | Hidalgo County | German(4.1) | French(2.5) | Irish(2.4) | English(2.2) | American(1.9) |
| McCandless | PA | Allegheny County | German(35.0) | Irish(20.4) | Italian(17.9) | Polish(10.6) | English(8.5) |
| McComb | MS | Pike County | American(21.6) | Irish(4.1) | English(3.3) | German(2.2) | Scotchn/aIrish(1.4) |
| McDonough | GA | Henry County | American(10.9) | Irish(7.8) | German(5.1) | African(4.5) | Italian(4.3) |
| McFarland | CA | Kern County | Other Arab(1.6) | German(1.0) | Irish(0.9) | American(0.7) | English(0.4) |
| McHenry | IL | McHenry County | German(36.7) | Irish(17.1) | Polish(14.6) | Italian(8.2) | English(7.7) |
| McKeesport | PA | Allegheny County | German(15.8) | Irish(10.7) | Polish(10.0) | Italian(9.7) | English(5.2) |
| McKinleyville | CA | Humboldt County | German(15.0) | Irish(12.2) | English(10.0) | Italian(8.9) | American(7.5) |
| McKinney | TX | Collin County | German(14.9) | Irish(10.6) | English(10.1) | American(9.6) | Italian(4.2) |
| McLean | VA | Fairfax County | German(14.9) | Irish(14.3) | English(13.5) | Italian(7.0) | American(4.6) |
| McMinnville | OR | Yamhill County | German(17.5) | English(12.9) | Irish(10.9) | American(4.4) | Scottish(3.7) |
| McMinnville | TN | Warren County | American(22.2) | Irish(10.8) | English(7.4) | German(5.7) | Scotchn/aIrish(1.9) |
| McNair | VA | Fairfax County | German(6.8) | English(6.1) | African(6.0) | Irish(5.7) | Polish(2.8) |
| McPherson | KS | McPherson County | German(40.7) | Irish(9.6) | English(8.5) | American(8.4) | Swedish(7.7) |
| Mead Valley | CA | Riverside County | German(2.9) | Italian(1.6) | Irish(1.6) | English(1.5) | American(1.4) |
| Meadow Woods | FL | Orange County | Irish(2.8) | Italian(2.8) | American(2.7) | German(2.7) | English(1.3) |
| Meadowbrook | VA | Chesterfield County | American(8.0) | English(6.1) | German(5.9) | Irish(4.6) | Scotchn/aIrish(1.5) |
| Meadville | PA | Crawford County | German(30.3) | Irish(21.8) | Italian(14.1) | English(13.2) | Polish(7.3) |
| Mebane | NC | Alamance County | German(14.5) | English(13.7) | Irish(10.1) | American(9.0) | French(4.5) |
| Mechanicsville | VA | Hanover County | English(16.6) | American(14.0) | German(12.0) | Irish(10.3) | Italian(4.5) |
| Medfield | MA | Norfolk County | Irish(32.2) | Italian(13.3) | English(12.3) | German(10.0) | American(5.9) |
| Medford | MA | Middlesex County | Italian(25.5) | Irish(22.2) | English(7.1) | German(5.8) | Polish(3.5) |
| Medford | NJ | Burlington County | Irish(28.2) | German(23.7) | Italian(19.0) | English(16.6) | Polish(8.6) |
| Medford | NY | Suffolk County | Italian(31.6) | Irish(25.9) | German(14.6) | English(5.8) | Polish(4.3) |
| Medford | OR | Jackson County | German(20.8) | Irish(14.3) | English(12.0) | American(4.5) | French(4.3) |
| Medina | OH | Medina County | German(30.4) | Irish(18.3) | Italian(13.9) | English(11.7) | Polish(9.9) |
| Medway | MA | Norfolk County | Irish(32.9) | English(18.3) | Italian(17.0) | German(10.8) | French(7.1) |
| Mehlville | MO | Saint Louis County | German(36.4) | Irish(14.9) | Yugoslavian(10.0) | English(6.4) | American(6.2) |
| Melbourne | FL | Brevard County | German(16.0) | Irish(15.4) | American(13.7) | English(10.7) | Italian(8.5) |
| Melrose | MA | Middlesex County | Irish(34.3) | Italian(24.0) | English(12.5) | German(7.8) | French(6.0) |
| Melrose Park | IL | Cook County | Italian(11.6) | German(3.7) | Polish(3.1) | Irish(2.7) | American(1.0) |
| Melville | NY | Suffolk County | Italian(22.5) | Polish(9.0) | German(9.0) | Russian(8.8) | Irish(8.6) |
| Melvindale | MI | Wayne County | German(14.6) | Irish(10.7) | Polish(9.2) | Other Arab(7.6) | Italian(4.2) |
| Memphis | TN | Shelby County | Irish(4.8) | American(4.4) | English(4.4) | German(4.1) | Italian(1.6) |
| Menasha | WI | Winnebago County | German(54.0) | Irish(11.7) | Polish(7.6) | American(5.0) | Dutch(4.9) |
| Menasha | WI | Winnebago County | German(52.6) | Polish(11.0) | Irish(8.6) | English(5.4) | Dutch(5.3) |
| Mendota | CA | Fresno County | German(0.8) | Ethiopian(0.3) | American(0.1) | (n/a) | (n/a) |
| Mendota Heights | MN | Dakota County | German(34.1) | Irish(22.4) | Norwegian(11.2) | Swedish(8.3) | English(7.7) |
| Menifee | CA | Riverside County | German(14.3) | Irish(11.4) | English(9.1) | Italian(5.5) | French(4.3) |
| Menlo Park | CA | San Mateo County | English(12.9) | German(12.7) | Irish(10.3) | Italian(7.2) | Scottish(3.1) |
| Menomonee Falls | WI | Waukesha County | German(52.2) | Polish(12.1) | Irish(10.9) | English(5.7) | Italian(4.9) |
| Menomonie | WI | Dunn County | German(45.9) | Norwegian(16.1) | Irish(14.9) | English(5.9) | Polish(5.5) |
| Mentor | OH | Lake County | German(28.1) | Irish(19.0) | Italian(18.4) | English(12.7) | Polish(8.5) |
| Mequon | WI | Ozaukee County | German(40.8) | Irish(13.5) | English(9.6) | Polish(9.3) | Italian(5.8) |
| Merced | CA | Merced County | German(3.9) | Irish(3.7) | English(3.6) | American(2.4) | Portuguese(2.1) |
| Mercedes | TX | Hidalgo County | American(3.4) | German(1.8) | Irish(0.8) | Canadian(0.8) | English(0.6) |
| Mercer Island | WA | King County | German(15.8) | English(13.6) | Irish(13.0) | Norwegian(5.1) | Russian(4.6) |
| Mercerville | NJ | Mercer County | Italian(30.8) | Irish(21.5) | German(18.0) | Polish(12.2) | English(11.1) |
| Meriden | CT | New Haven County | Italian(17.3) | Irish(13.2) | Polish(11.5) | German(8.9) | English(6.3) |
| Meridian | ID | Ada County | German(17.3) | English(15.3) | Irish(8.3) | American(6.0) | Italian(4.2) |
| Meridian | MI | Ingham County | German(25.0) | Irish(14.0) | English(13.6) | Polish(6.1) | American(4.2) |
| Meridian | MS | Lauderdale County | English(7.3) | Irish(6.7) | American(5.3) | German(3.1) | Scottish(1.6) |
| Merriam | KS | Johnson County | German(26.6) | Irish(15.3) | English(10.9) | American(6.5) | French(3.6) |
| Merrick | NY | Nassau County | Italian(18.0) | Irish(14.9) | Russian(10.2) | Polish(9.7) | German(9.6) |
| Merrifield | VA | Fairfax County | Irish(7.7) | German(7.0) | English(4.9) | Italian(3.9) | European(3.4) |
| Merrillville | IN | Lake County | German(10.5) | Irish(7.2) | Polish(5.1) | English(4.0) | American(3.5) |
| Merrimack | NH | Hillsborough County | Irish(21.8) | English(15.8) | French(15.3) | Italian(10.9) | German(10.1) |
| Merritt Island | FL | Brevard County | German(17.8) | Irish(13.6) | English(12.8) | American(11.6) | Italian(9.6) |
| Mesa | AZ | Maricopa County | German(16.6) | English(11.6) | Irish(9.9) | American(4.7) | Italian(4.3) |
| Mesquite | NV | Clark County | German(17.5) | English(15.3) | Irish(9.9) | American(5.8) | Italian(4.8) |
| Mesquite | TX | Dallas County | American(9.5) | German(5.9) | Irish(5.2) | English(4.9) | Italian(1.4) |
| Metairie | LA | Jefferson Parish | French(19.4) | German(18.0) | Italian(15.7) | Irish(12.8) | English(7.1) |
| Methuen Town | MA | Essex County | Irish(21.8) | Italian(20.8) | French(9.8) | English(9.2) | French Canadian(6.1) |
| Metuchen | NJ | Middlesex County | Irish(17.0) | Italian(16.2) | German(12.2) | Polish(7.6) | American(6.0) |
| Mexico | MO | Audrain County | German(24.6) | American(13.0) | Irish(11.8) | English(8.8) | French(3.0) |
| Miami | FL | Miami-Dade County | Haitian(4.6) | American(3.7) | Italian(2.1) | German(1.9) | Irish(1.6) |
| Miami | OK | Ottawa County | German(13.5) | Irish(10.3) | English(7.3) | American(7.1) | French(2.3) |
| Miami Beach | FL | Miami-Dade County | Italian(7.9) | German(6.2) | Irish(3.7) | American(3.6) | French(3.5) |
| Miami Gardens | FL | Miami-Dade County | American(10.6) | Jamaican(9.2) | Haitian(8.4) | Bahamian(1.6) | African(1.4) |
| Miami Lakes | FL | Miami-Dade County | American(3.2) | English(2.3) | Italian(2.0) | German(2.0) | Irish(1.7) |
| Miami Shores | FL | Miami-Dade County | American(11.2) | Irish(8.2) | English(8.0) | Italian(7.9) | German(7.0) |
| Miami Springs | FL | Miami-Dade County | Irish(6.6) | American(6.0) | German(5.8) | English(4.2) | Italian(2.9) |
| Miamisburg | OH | Montgomery County | German(31.1) | Irish(18.2) | American(11.6) | English(11.4) | Scottish(3.4) |
| Michigan City | IN | LaPorte County | German(18.9) | Irish(13.0) | Polish(9.6) | English(4.9) | American(4.9) |
| Middle | NJ | Cape May County | Irish(22.4) | German(20.9) | Italian(15.3) | American(11.8) | English(10.7) |
| Middle Island | NY | Suffolk County | Italian(34.5) | Irish(27.0) | German(14.9) | Polish(6.5) | English(5.5) |
| Middle River | MD | Baltimore County | German(19.7) | Irish(14.8) | Italian(8.6) | American(6.3) | English(6.2) |
| Middle Smithfield | PA | Monroe County | Irish(21.4) | German(19.0) | Italian(14.0) | Polish(6.4) | English(4.9) |
| Middle Valley | TN | Hamilton County | American(21.1) | Irish(12.3) | German(10.3) | English(8.6) | Scotchn/aIrish(3.8) |
| Middleborough | MA | Plymouth County | Irish(31.9) | English(20.2) | Italian(18.9) | Portuguese(9.2) | French(7.7) |
| Middleburg | FL | Clay County | Irish(17.5) | German(16.7) | American(14.1) | English(8.9) | Italian(7.8) |
| Middleburg Heights | OH | Cuyahoga County | German(25.0) | Italian(15.3) | Irish(15.1) | Polish(14.5) | English(6.7) |
| Middlesborough | KY | Bell County | American(42.6) | Irish(7.2) | English(7.1) | German(4.3) | Italian(1.2) |
| Middlesex | NJ | Middlesex County | Italian(21.4) | Irish(20.1) | German(18.6) | Polish(12.1) | American(6.5) |
| Middleton | WI | Dane County | German(41.8) | Irish(14.8) | Norwegian(9.7) | English(8.9) | Polish(5.9) |
| Middletown | CT | Middlesex County | Italian(23.1) | Irish(15.7) | Polish(10.4) | German(9.6) | English(8.7) |
| Middletown | DE | New Castle County | Irish(19.7) | German(16.7) | English(10.7) | Italian(8.8) | American(4.9) |
| Middletown | NJ | Monmouth County | Irish(33.5) | Italian(32.6) | German(16.8) | Polish(8.7) | English(6.0) |
| Middletown | NY | Orange County | Irish(11.5) | Italian(9.4) | American(8.0) | German(6.5) | English(4.5) |
| Middletown | OH | Butler County | German(18.7) | Irish(12.5) | American(9.5) | English(7.8) | Italian(3.6) |
| Middletown | PA | Bucks County | Irish(30.0) | German(27.4) | Italian(16.8) | English(9.7) | Polish(9.0) |
| Middletown | PA | Delaware County | Irish(31.3) | German(21.3) | Italian(16.8) | English(14.9) | Polish(4.4) |
| Middletown | RI | Newport County | Irish(31.7) | English(14.8) | Portuguese(12.0) | Italian(9.8) | German(9.0) |
| Midland | MI | Midland County | German(28.0) | Irish(13.4) | English(11.9) | Polish(7.6) | American(6.4) |
| Midland | TX | Midland County | German(10.7) | Irish(8.0) | English(7.8) | American(6.2) | Scottish(1.8) |
| Midlothian | IL | Cook County | Irish(24.1) | German(20.9) | Polish(16.3) | Italian(10.0) | English(4.5) |
| Midlothian | TX | Ellis County | Irish(13.9) | German(13.8) | English(13.0) | American(8.9) | French(3.5) |
| Midvale | UT | Salt Lake County | English(19.1) | German(9.9) | Irish(6.8) | American(5.8) | Scottish(3.1) |
| Midway | FL | Santa Rosa County | German(19.1) | Irish(17.8) | English(13.9) | American(9.9) | Italian(7.4) |
| Midwest City | OK | Oklahoma County | German(13.1) | Irish(12.0) | American(10.3) | English(7.4) | French(2.2) |
| Milford | CT | New Haven County | Italian(27.1) | Irish(24.6) | German(12.5) | Polish(9.5) | English(9.3) |
| Milford | CT | New Haven County | Italian(27.1) | Irish(24.4) | German(12.5) | Polish(9.5) | English(9.3) |
| Milford | MA | Worcester County | Italian(23.8) | Irish(22.3) | Portuguese(9.2) | English(7.9) | Brazilian(6.3) |
| Milford | MA | Worcester County | Irish(22.8) | Italian(22.6) | Portuguese(8.9) | English(7.5) | Brazilian(7.0) |
| Milford | MI | Oakland County | German(26.7) | Irish(18.8) | Polish(15.5) | English(14.9) | Italian(8.3) |
| Milford | NH | Hillsborough County | Irish(19.8) | English(17.3) | French(13.0) | Italian(10.2) | French Canadian(9.6) |
| Milford Mill | MD | Baltimore County | African(18.1) | Nigerian(2.6) | German(2.4) | American(2.3) | Irish(1.6) |
| Mililani Mauka | HI | Honolulu County | German(5.1) | English(3.7) | Irish(3.6) | Portuguese(2.8) | French(1.9) |
| Mililani Town | HI | Honolulu County | Irish(5.1) | German(4.8) | Portuguese(2.8) | English(2.1) | French(1.3) |
| Mill Creek | WA | Snohomish County | German(13.4) | Irish(10.9) | English(10.2) | Norwegian(5.1) | American(4.3) |
| Mill Creek East | WA | Snohomish County | German(18.3) | English(10.5) | Irish(9.5) | Norwegian(5.5) | Italian(3.7) |
| Mill Valley | CA | Marin County | German(17.4) | English(14.0) | Irish(11.8) | Italian(8.9) | Russian(4.9) |
| Millbrae | CA | San Mateo County | Italian(9.5) | Irish(8.7) | German(7.6) | English(4.4) | American(2.6) |
| Millbrook | AL | Elmore County | American(17.9) | Irish(14.1) | German(9.4) | English(8.9) | European(2.7) |
| Millburn | NJ | Essex County | Italian(13.8) | Russian(11.3) | German(9.4) | Irish(8.6) | American(6.7) |
| Millbury | MA | Worcester County | Irish(23.4) | French(21.2) | Italian(15.2) | English(12.4) | Polish(9.6) |
| Millcreek | PA | Erie County | German(32.2) | Irish(19.7) | Italian(17.4) | Polish(12.9) | English(9.3) |
| Millcreek | UT | Salt Lake County | English(26.6) | German(13.4) | European(7.2) | Irish(6.8) | American(5.0) |
| Milledgeville | GA | Baldwin County | American(12.3) | Irish(6.4) | English(5.9) | German(5.9) | Scottish(2.4) |
| Miller Place | NY | Suffolk County | Italian(36.7) | Irish(30.9) | German(21.4) | English(8.1) | American(4.4) |
| Millington | TN | Shelby County | American(12.0) | English(10.5) | Irish(9.5) | German(7.8) | Italian(2.1) |
| Millstone | NJ | Monmouth County | Italian(27.5) | Irish(18.2) | German(11.6) | American(11.1) | Polish(10.1) |
| Millville | NJ | Cumberland County | German(15.3) | Irish(15.2) | Italian(12.0) | English(9.1) | Polish(5.1) |
| Milpitas | CA | Santa Clara County | German(4.1) | Irish(3.3) | English(2.9) | Italian(1.8) | French(1.5) |
| Milton | GA | Fulton County | German(14.7) | English(11.7) | Irish(11.4) | American(6.9) | Italian(6.7) |
| Milton | MA | Norfolk County | Irish(39.2) | Italian(10.8) | English(10.1) | German(6.1) | Haitian(3.9) |
| Milton | NY | Saratoga County | Irish(27.8) | German(19.5) | Italian(17.3) | English(15.1) | French(11.6) |
| Milton | VT | Chittenden County | French(18.8) | Irish(17.6) | French Canadian(13.3) | American(12.4) | English(10.0) |
| Milwaukee | WI | Milwaukee County | German(18.4) | Polish(7.6) | Irish(6.2) | Italian(2.8) | English(2.5) |
| Milwaukie | OR | Clackamas County | German(21.7) | English(11.7) | Irish(11.6) | American(6.2) | Italian(5.9) |
| Minden | LA | Webster Parish | American(12.2) | Irish(9.1) | English(7.3) | German(5.0) | French(2.4) |
| Mineola | NY | Nassau County | Italian(20.5) | Irish(18.2) | German(11.2) | Portuguese(10.1) | English(4.1) |
| Mineral Wells | TX | Palo Pinto County | American(7.6) | German(5.7) | English(5.2) | Irish(5.2) | Scottish(1.5) |
| Minneapolis | MN | Hennepin County | German(22.6) | Irish(10.9) | Norwegian(10.7) | Swedish(7.2) | English(5.9) |
| Minnetonka | MN | Hennepin County | German(31.1) | Norwegian(14.0) | Irish(12.5) | Swedish(10.7) | English(10.0) |
| Minooka | IL | Grundy County | German(32.1) | Irish(21.5) | Polish(14.6) | Italian(12.4) | English(10.9) |
| Minot | ND | Ward County | German(42.6) | Norwegian(29.0) | Irish(11.3) | English(5.5) | Swedish(5.0) |
| Mint Hill | NC | Mecklenburg County | German(16.9) | Irish(13.1) | English(11.0) | American(10.0) | Scotchn/aIrish(5.4) |
| Miramar | FL | Broward County | Jamaican(13.8) | Haitian(9.5) | American(6.0) | Italian(2.0) | German(1.6) |
| Mishawaka | IN | Saint Joseph County | German(24.5) | Irish(15.5) | Polish(9.0) | English(7.5) | American(5.4) |
| Mission | TX | Hidalgo County | German(3.9) | English(2.1) | American(1.9) | Irish(1.8) | French(0.8) |
| Mission Bend | TX | Fort Bend County | Nigerian(3.7) | American(3.7) | German(3.0) | English(1.6) | Irish(1.3) |
| Mission Viejo | CA | Orange County | German(17.2) | Irish(13.3) | English(10.8) | Italian(6.5) | American(4.5) |
| Missoula | MT | Missoula County | German(26.0) | Irish(17.8) | English(13.2) | Norwegian(7.1) | Italian(5.0) |
| Missouri City | TX | Fort Bend County | German(5.9) | English(3.9) | Nigerian(3.5) | Irish(2.8) | American(2.0) |
| Mitchell | SD | Davison County | German(45.9) | Norwegian(11.9) | Irish(11.7) | Dutch(6.5) | American(5.1) |
| Mitchellville | MD | Prince George's County | Nigerian(6.9) | African(4.7) | German(3.2) | American(2.0) | Guyanese(1.7) |
| Moberly | MO | Randolph County | German(21.2) | Irish(13.3) | American(10.9) | English(8.7) | French(1.9) |
| Mobile | AL | Mobile County | English(7.5) | Irish(7.3) | American(6.8) | German(6.7) | French(2.9) |
| Modesto | CA | Stanislaus County | German(10.8) | Irish(7.8) | English(6.4) | Italian(4.3) | American(3.8) |
| Mokena | IL | Will County | Irish(29.8) | German(24.6) | Polish(18.8) | Italian(13.4) | English(6.8) |
| Moline | IL | Rock Island County | German(24.2) | Irish(13.1) | English(9.9) | Swedish(7.4) | Belgian(4.8) |
| Monfort Heights | OH | Hamilton County | German(54.2) | Irish(24.2) | American(7.2) | English(6.1) | Italian(5.3) |
| Monitor | MI | Bay County | German(39.4) | Polish(25.5) | French(14.3) | Irish(12.2) | English(8.3) |
| Monroe | CT | Fairfield County | Italian(29.8) | Irish(16.7) | German(12.4) | English(12.3) | Polish(8.3) |
| Monroe | GA | Walton County | American(17.6) | Irish(7.9) | English(5.7) | German(4.1) | Scottish(3.0) |
| Monroe | LA | Ouachita Parish | American(8.2) | English(6.2) | Irish(3.9) | African(3.0) | French(3.0) |
| Monroe | MI | Monroe County | German(26.4) | Irish(13.9) | American(10.6) | French(9.2) | Italian(9.2) |
| Monroe | MI | Monroe County | German(26.0) | Irish(14.4) | American(14.3) | French(9.9) | Italian(8.6) |
| Monroe | NC | Union County | German(9.7) | American(7.4) | English(6.9) | Irish(6.0) | Scotchn/aIrish(2.2) |
| Monroe | NJ | Gloucester County | Irish(28.2) | Italian(27.9) | German(20.2) | English(8.2) | Polish(7.4) |
| Monroe | NJ | Middlesex County | Italian(19.4) | Irish(12.5) | Polish(11.6) | German(9.7) | American(6.9) |
| Monroe | NY | Orange County | Hungarian(12.6) | American(10.7) | Italian(10.5) | Irish(10.0) | German(7.1) |
| Monroe | OH | Butler County | German(32.3) | Irish(14.6) | English(11.0) | American(7.8) | Scottish(3.9) |
| Monroe | WA | Snohomish County | German(19.2) | Irish(10.9) | English(9.7) | Norwegian(6.3) | American(4.8) |
| Monroe | WI | Green County | German(37.5) | Swiss(18.7) | Norwegian(17.0) | Irish(10.6) | English(7.8) |
| Monroeville | PA | Allegheny County | German(20.9) | Irish(16.8) | Italian(14.2) | Polish(8.7) | English(7.5) |
| Monrovia | CA | Los Angeles County | German(7.8) | Irish(6.1) | English(5.3) | Italian(3.8) | American(2.3) |
| Monsey | NY | Rockland County | European(27.8) | Hungarian(14.4) | Polish(10.7) | Russian(7.3) | Israeli(5.6) |
| Montclair | CA | San Bernardino County | American(6.9) | German(4.0) | English(2.5) | Irish(2.5) | Italian(1.6) |
| Montclair | NJ | Essex County | Irish(16.1) | Italian(11.2) | German(9.0) | English(7.2) | Russian(5.8) |
| Montclair | VA | Prince William County | German(15.1) | Irish(13.4) | English(9.6) | Italian(5.6) | American(5.2) |
| Montebello | CA | Los Angeles County | Armenian(2.9) | American(2.1) | Italian(1.4) | German(1.0) | Irish(0.6) |
| Monterey | CA | Monterey County | German(15.5) | Italian(11.0) | Irish(10.6) | English(10.4) | French(4.0) |
| Monterey Park | CA | Los Angeles County | American(4.5) | German(1.0) | Irish(0.8) | Italian(0.7) | French(0.6) |
| Montgomery | AL | Montgomery County | American(11.3) | English(4.8) | Irish(3.7) | German(3.7) | Scottish(1.4) |
| Montgomery | IL | Kendall County | German(20.5) | Irish(12.3) | Polish(7.5) | Italian(5.7) | English(4.8) |
| Montgomery | NJ | Somerset County | Italian(13.2) | German(12.6) | Irish(12.3) | Polish(6.5) | American(5.8) |
| Montgomery | NY | Orange County | Irish(24.0) | Italian(20.7) | German(14.9) | American(11.5) | English(8.2) |
| Montgomery | OH | Hamilton County | German(28.2) | Irish(17.3) | American(9.5) | English(9.2) | Italian(7.9) |
| Montgomery | PA | Montgomery County | Irish(21.1) | German(20.5) | Italian(16.3) | English(6.8) | Polish(5.7) |
| Montgomery Village | MD | Montgomery County | German(9.1) | Irish(7.3) | English(5.9) | African(3.8) | Italian(3.6) |
| Montgomeryville | PA | Montgomery County | German(23.7) | Irish(21.8) | Italian(14.0) | English(8.0) | Polish(4.4) |
| Monticello | MN | Wright County | German(40.8) | Norwegian(15.4) | Irish(12.5) | Swedish(11.7) | Polish(5.0) |
| Montrose | CO | Montrose County | German(22.6) | English(14.2) | Irish(12.2) | American(5.8) | Italian(5.2) |
| Montville | CT | New London County | Irish(18.1) | Italian(16.2) | Polish(13.4) | English(10.5) | German(10.5) |
| Montville | NJ | Morris County | Italian(26.8) | German(14.1) | Irish(11.6) | Polish(8.8) | Russian(5.1) |
| Moody | AL | Saint Clair County | American(32.0) | Irish(11.4) | English(10.0) | German(10.0) | French(2.7) |
| Moon | PA | Allegheny County | German(29.2) | Italian(21.2) | Irish(18.3) | Polish(9.9) | English(7.8) |
| Moore | OK | Cleveland County | Irish(13.2) | German(13.1) | American(12.7) | English(7.3) | French(2.8) |
| Moorestown | NJ | Burlington County | Irish(25.8) | German(20.6) | Italian(19.4) | English(14.6) | Polish(6.4) |
| Moorestown-Lenola | NJ | Burlington County | Irish(28.7) | German(23.5) | Italian(19.0) | English(15.8) | Polish(7.3) |
| Mooresville | NC | Iredell County | German(16.2) | Irish(12.5) | English(9.4) | American(8.3) | Italian(5.7) |
| Moorhead | MN | Clay County | Norwegian(34.4) | German(33.1) | Irish(8.3) | Swedish(8.2) | English(4.3) |
| Moorpark | CA | Ventura County | German(14.2) | Irish(11.3) | English(10.7) | Italian(6.3) | American(4.8) |
| Moraga | CA | Contra Costa County | German(14.1) | Irish(13.3) | English(12.4) | Italian(9.1) | American(5.0) |
| Moreau | NY | Saratoga County | American(20.3) | Irish(18.8) | French(13.6) | Italian(11.0) | German(10.7) |
| Moreno Valley | CA | Riverside County | German(4.7) | American(3.4) | Irish(3.2) | English(2.9) | Italian(2.0) |
| Morgan City | LA | Saint Mary Parish | American(24.0) | French(14.9) | Italian(6.4) | German(6.4) | Irish(4.2) |
| Morgan Hill | CA | Santa Clara County | German(13.5) | English(9.2) | Irish(9.1) | Italian(7.7) | American(2.6) |
| Morganton | NC | Burke County | American(13.9) | German(12.9) | Irish(8.1) | English(7.9) | Scottish(5.4) |
| Morgantown | WV | Monongalia County | German(22.0) | Irish(20.6) | Italian(14.1) | English(11.2) | Polish(6.9) |
| Morris | IL | Grundy County | German(26.6) | Irish(22.1) | Norwegian(12.6) | Italian(8.4) | Polish(7.4) |
| Morris | NJ | Morris County | Irish(23.8) | Italian(22.2) | German(13.9) | English(10.6) | Polish(7.2) |
| Morristown | NJ | Morris County | Irish(15.7) | Italian(13.4) | German(10.1) | English(6.2) | Polish(3.2) |
| Morristown | TN | Hamblen County | American(28.9) | English(9.4) | Irish(8.7) | German(8.4) | Scotchn/aIrish(2.5) |
| Morrisville | NC | Wake County | German(10.1) | English(7.7) | Irish(7.6) | Italian(4.8) | American(3.0) |
| Morro Bay | CA | San Luis Obispo County | German(19.0) | English(17.4) | Irish(13.3) | Italian(8.3) | French(4.0) |
| Morton | IL | Tazewell County | German(42.3) | Irish(13.1) | English(12.5) | American(10.0) | Italian(5.6) |
| Morton Grove | IL | Cook County | German(12.3) | Polish(8.6) | Irish(8.1) | Italian(4.8) | Romanian(3.9) |
| Moscow | ID | Latah County | German(26.6) | English(17.1) | Irish(12.5) | Norwegian(8.0) | Italian(6.0) |
| Moses Lake | WA | Grant County | German(16.2) | Irish(7.7) | English(7.2) | Norwegian(4.3) | American(3.8) |
| Moss Bluff | LA | Calcasieu Parish | French(19.0) | German(12.8) | Irish(12.4) | American(9.4) | English(7.4) |
| Moss Point | MS | Jackson County | American(5.5) | Irish(4.4) | German(4.0) | African(2.5) | English(2.4) |
| Moultrie | GA | Colquitt County | American(18.1) | English(4.4) | German(1.7) | Irish(1.6) | French(1.2) |
| Mounds View | MN | Ramsey County | German(32.7) | Norwegian(14.3) | Irish(13.7) | Swedish(10.4) | Polish(5.8) |
| Mount Airy | NC | Surry County | American(16.4) | English(11.2) | German(8.5) | Irish(5.7) | Scotchn/aIrish(3.9) |
| Mount Clemens | MI | Macomb County | German(21.2) | Irish(10.0) | American(8.2) | Polish(7.9) | French(6.3) |
| Mount Dora | FL | Lake County | American(15.9) | English(12.2) | German(11.9) | Irish(9.3) | Italian(4.8) |
| Mount Holly | NC | Gaston County | American(15.6) | German(14.6) | Irish(7.2) | English(6.1) | Scottish(4.0) |
| Mount Juliet | TN | Wilson County | German(14.7) | Irish(13.8) | American(12.2) | English(10.3) | French(4.1) |
| Mount Kisco | NY | Westchester County | Italian(18.2) | Irish(13.4) | German(8.2) | Polish(3.5) | American(3.1) |
| Mount Laurel | NJ | Burlington County | Irish(21.2) | Italian(20.9) | German(18.2) | English(10.5) | Polish(8.1) |
| Mount Lebanon | PA | Allegheny County | German(26.9) | Irish(22.6) | Italian(18.5) | English(10.5) | Polish(7.5) |
| Mount Morris | MI | Genesee County | German(11.5) | Irish(7.2) | English(6.7) | American(4.4) | Polish(4.1) |
| Mount Olive | NJ | Morris County | Italian(23.9) | Irish(22.4) | German(16.6) | English(6.8) | Polish(6.7) |
| Mount Pleasant | MI | Isabella County | German(27.4) | Irish(15.4) | Polish(10.8) | English(10.0) | Italian(6.4) |
| Mount Pleasant | NY | Westchester County | Italian(27.9) | Irish(16.8) | German(9.0) | Polish(4.5) | English(4.4) |
| Mount Pleasant | PA | Westmoreland County | German(33.2) | Irish(16.6) | Polish(13.3) | Slovak(13.1) | Italian(11.3) |
| Mount Pleasant | SC | Charleston County | German(18.2) | Irish(16.5) | English(14.8) | American(10.5) | Italian(6.4) |
| Mount Pleasant | TX | Titus County | African(7.0) | American(5.8) | English(5.2) | German(4.7) | Irish(4.2) |
| Mount Pleasant | WI | Racine County | German(39.8) | Irish(10.7) | Polish(9.0) | Norwegian(6.4) | English(6.3) |
| Mount Prospect | IL | Cook County | Polish(19.5) | German(18.9) | Irish(12.8) | Italian(9.5) | English(3.7) |
| Mount Sinai | NY | Suffolk County | Italian(33.0) | Irish(26.4) | German(19.3) | Polish(6.6) | Russian(5.0) |
| Mount Vernon | IL | Jefferson County | German(23.8) | English(13.9) | Irish(12.4) | American(9.9) | French(2.9) |
| Mount Vernon | NY | Westchester County | Jamaican(18.9) | Italian(7.3) | Irish(4.4) | American(2.8) | African(2.4) |
| Mount Vernon | OH | Knox County | German(22.0) | Irish(13.7) | English(11.3) | American(10.6) | Italian(6.3) |
| Mount Vernon | VA | Fairfax County | German(14.8) | English(14.3) | Irish(13.2) | American(9.3) | Italian(4.4) |
| Mount Vernon | WA | Skagit County | German(12.6) | English(9.4) | Irish(8.7) | Norwegian(4.8) | American(3.7) |
| Mountain Brook | AL | Jefferson County | English(22.7) | American(11.2) | German(10.7) | Irish(9.0) | Scottish(7.0) |
| Mountain Home | AR | Baxter County | German(25.1) | Irish(16.3) | English(15.5) | American(8.3) | French(5.3) |
| Mountain Home | ID | Elmore County | German(19.6) | English(11.0) | Irish(10.6) | American(7.9) | Italian(5.7) |
| Mountain Park | GA | Gwinnett County | English(12.1) | Irish(10.0) | German(8.9) | American(8.0) | Ethiopian(3.0) |
| Mountain Top | PA | Luzerne County | German(26.0) | Irish(23.6) | Polish(20.6) | Italian(18.6) | English(10.4) |
| Mountain View | CA | Santa Clara County | German(9.9) | English(7.6) | Irish(6.6) | Italian(4.3) | Russian(2.6) |
| Mountlake Terrace | WA | Snohomish County | German(17.4) | Irish(12.1) | English(8.6) | Norwegian(6.4) | American(4.6) |
| Muhlenberg | PA | Berks County | German(36.4) | Italian(12.5) | Irish(11.1) | Polish(7.0) | English(5.8) |
| Mukilteo | WA | Snohomish County | German(16.4) | English(13.8) | Irish(12.9) | Norwegian(7.9) | Italian(4.6) |
| Muncie | IN | Delaware County | German(20.0) | Irish(13.0) | English(9.2) | American(9.0) | Italian(2.7) |
| Mundelein | IL | Lake County | German(19.1) | Irish(11.4) | Polish(9.8) | American(5.9) | Italian(5.4) |
| Mundy | MI | Genesee County | German(18.3) | English(11.6) | Irish(9.7) | American(8.3) | Polish(7.0) |
| Munhall | PA | Allegheny County | Irish(22.0) | German(20.3) | Italian(14.6) | Slovak(14.0) | English(11.5) |
| Munster | IN | Lake County | German(19.5) | Polish(16.2) | Irish(14.3) | English(7.6) | Italian(6.4) |
| Murfreesboro | TN | Rutherford County | American(18.9) | German(10.7) | Irish(9.8) | English(9.7) | Italian(3.4) |
| Murphy | TX | Collin County | German(12.5) | American(9.4) | English(9.4) | Irish(8.5) | Scottish(3.8) |
| Murray | KY | Calloway County | American(21.3) | Irish(17.2) | German(16.5) | English(12.1) | Italian(2.4) |
| Murray | UT | Salt Lake County | English(24.4) | German(11.8) | Irish(6.8) | European(6.7) | American(5.4) |
| Murraysville | NC | New Hanover County | American(21.4) | German(12.2) | Irish(10.6) | English(10.5) | Italian(5.4) |
| Murrieta | CA | Riverside County | German(13.6) | Irish(10.4) | English(9.9) | Italian(5.7) | American(4.9) |
| Murrysville | PA | Westmoreland County | German(31.5) | Italian(20.4) | Irish(19.6) | English(11.8) | Polish(7.5) |
| Muscatine | IA | Muscatine County | German(34.2) | Irish(11.6) | English(9.1) | American(6.1) | Dutch(2.3) |
| Muscle Shoals | AL | Colbert County | American(24.7) | Irish(10.8) | English(7.1) | German(5.3) | Scotchn/aIrish(1.5) |
| Muscoy | CA | San Bernardino County | German(2.1) | Irish(1.3) | English(1.2) | French(0.6) | Dutch(0.6) |
| Muskego | WI | Waukesha County | German(53.1) | Polish(22.3) | Irish(13.2) | Norwegian(5.9) | Italian(5.4) |
| Muskegon | MI | Muskegon County | German(12.2) | Irish(6.4) | English(6.3) | Dutch(5.3) | Polish(3.8) |
| Muskegon | MI | Muskegon County | German(22.9) | Dutch(10.9) | Irish(10.1) | Polish(9.5) | English(8.9) |
| Muskegon Heights | MI | Muskegon County | Irish(3.0) | American(2.0) | German(1.8) | African(1.7) | English(1.3) |
| Muskogee | OK | Muskogee County | American(12.5) | Irish(11.4) | German(9.5) | English(5.6) | French(1.4) |
| Mustang | OK | Canadian County | German(17.6) | Irish(17.1) | American(15.5) | English(11.0) | French(2.4) |
| Myrtle Beach | SC | Horry County | Irish(13.0) | English(12.5) | American(9.6) | German(9.6) | Italian(6.9) |
| Myrtle Grove | FL | Escambia County | American(17.0) | German(12.6) | Irish(9.9) | English(8.5) | Italian(7.5) |
| Nacogdoches | TX | Nacogdoches County | German(10.1) | English(8.5) | Irish(7.7) | American(3.5) | French(2.4) |
| Nampa | ID | Canyon County | American(18.5) | German(15.7) | English(10.4) | Irish(8.3) | Scottish(3.3) |
| Nanakuli | HI | Honolulu County | Portuguese(8.9) | German(4.1) | French(2.0) | Irish(1.7) | Italian(1.5) |
| Nanticoke | PA | Luzerne County | Polish(38.4) | German(16.7) | Irish(13.6) | Italian(7.0) | English(6.8) |
| Nantucket | MA | Nantucket County | English(22.3) | Irish(19.9) | German(8.7) | American(6.9) | Italian(6.2) |
| Nanuet | NY | Rockland County | Irish(20.7) | Italian(19.6) | German(7.8) | Haitian(6.2) | Polish(5.9) |
| Napa | CA | Napa County | German(12.4) | Irish(10.4) | English(8.9) | Italian(6.7) | French(3.0) |
| Naperville | IL | DuPage County | German(21.9) | Irish(15.8) | Italian(10.2) | Polish(9.6) | English(7.3) |
| Naples | FL | Collier County | German(19.1) | English(17.4) | Irish(15.6) | American(12.2) | Italian(8.2) |
| Narragansett | RI | Washington County | Irish(28.9) | Italian(25.1) | English(16.2) | French(7.9) | German(7.6) |
| Nashua | NH | Hillsborough County | Irish(21.7) | French(14.3) | English(11.3) | French Canadian(10.4) | Italian(10.1) |
| Nashville | TN | Davidson County | German(9.7) | Irish(9.4) | English(8.7) | American(7.8) | Italian(2.4) |
| Natchez | MS | Adams County | American(7.0) | Irish(5.9) | German(5.7) | English(5.1) | French(2.6) |
| Natchitoches | LA | Natchitoches Parish | French(7.4) | Irish(7.2) | English(5.9) | German(3.8) | American(3.2) |
| Natick | MA | Middlesex County | Irish(28.0) | Italian(13.6) | English(13.2) | German(7.9) | Russian(5.1) |
| National City | CA | San Diego County | German(2.5) | Irish(2.3) | Italian(1.3) | English(1.3) | American(1.1) |
| Naugatuck | CT | New Haven County | Italian(21.7) | Irish(18.9) | German(12.6) | Portuguese(10.5) | Polish(10.4) |
| Navarre | FL | Santa Rosa County | German(15.0) | English(12.9) | Irish(12.9) | American(12.5) | Italian(5.2) |
| Neabsco | VA | Prince William County | English(10.4) | German(9.3) | Irish(6.1) | American(4.7) | Italian(3.7) |
| Nederland | TX | Jefferson County | French(16.7) | German(13.2) | Irish(9.5) | English(9.3) | American(8.3) |
| Needham | MA | Norfolk County | Irish(26.0) | Italian(12.5) | English(11.7) | Russian(9.8) | German(8.6) |
| Neenah | WI | Winnebago County | German(52.4) | Irish(10.0) | Polish(7.6) | English(5.9) | Norwegian(4.6) |
| Neosho | MO | Newton County | German(16.7) | Irish(12.4) | English(11.3) | American(10.4) | Scottish(1.8) |
| Neptune | NJ | Monmouth County | Irish(15.4) | Italian(14.9) | German(10.1) | English(5.4) | Polish(5.0) |
| Nesconset | NY | Suffolk County | Italian(41.4) | Irish(26.3) | German(15.7) | Polish(7.0) | English(4.1) |
| Nether Providence | PA | Delaware County | Irish(26.8) | German(18.9) | Italian(15.4) | English(14.4) | Polish(6.3) |
| New Albany | IN | Floyd County | German(22.3) | American(15.4) | Irish(11.4) | English(9.5) | French(3.1) |
| New Baltimore | MI | Macomb County | German(27.7) | Polish(16.1) | Irish(13.5) | Italian(12.2) | English(7.7) |
| New Bedford | MA | Bristol County | Portuguese(37.5) | Cape Verdean(10.0) | French(9.8) | Irish(8.9) | English(7.2) |
| New Berlin | WI | Waukesha County | German(47.9) | Polish(18.5) | Irish(13.8) | Italian(6.9) | English(6.1) |
| New Bern | NC | Craven County | English(12.2) | Irish(10.9) | German(9.7) | American(6.5) | Scotchn/aIrish(3.7) |
| New Braunfels | TX | Comal County | German(25.7) | English(8.7) | Irish(8.5) | American(5.5) | French(4.3) |
| New Brighton | MN | Ramsey County | German(28.7) | Norwegian(14.5) | Swedish(10.8) | Irish(10.5) | Polish(7.4) |
| New Britain | CT | Hartford County | Polish(16.9) | Italian(10.5) | Irish(7.2) | German(3.7) | French(3.3) |
| New Britain | PA | Bucks County | German(35.1) | Irish(26.8) | Italian(16.5) | English(11.2) | Polish(7.0) |
| New Brunswick | NJ | Middlesex County | Italian(4.9) | Irish(4.6) | German(2.9) | American(2.2) | Polish(1.6) |
| New Canaan | CT | Fairfield County | Italian(19.4) | English(18.4) | Irish(18.4) | German(17.7) | American(9.0) |
| New Carrollton | MD | Prince George's County | African(11.8) | German(2.9) | Irish(2.5) | Jamaican(2.0) | American(1.9) |
| New Cassel | NY | Nassau County | Haitian(12.4) | Jamaican(3.3) | American(2.1) | Italian(1.8) | Irish(1.1) |
| New Castle | IN | Henry County | German(16.0) | American(13.9) | Irish(12.5) | English(7.2) | Scottish(1.9) |
| New Castle | NY | Westchester County | German(15.0) | Italian(14.9) | Irish(11.8) | English(8.0) | Russian(7.5) |
| New Castle | PA | Lawrence County | Italian(29.6) | German(20.0) | Irish(16.8) | Polish(5.9) | English(5.3) |
| New City | NY | Rockland County | Italian(20.4) | Irish(18.9) | German(8.6) | Russian(8.1) | Polish(6.7) |
| New Fairfield | CT | Fairfield County | Italian(28.9) | Irish(25.8) | German(18.0) | English(11.2) | Polish(5.0) |
| New Franklin | OH | Summit County | German(29.6) | Irish(20.0) | English(12.6) | American(9.8) | Italian(9.8) |
| New Garden | PA | Chester County | German(16.9) | Irish(16.6) | Italian(15.0) | English(12.5) | American(4.2) |
| New Hanover | PA | Montgomery County | German(28.7) | Irish(24.2) | Italian(17.4) | English(11.5) | Polish(8.1) |
| New Hartford | NY | Oneida County | Italian(27.0) | Irish(20.1) | German(15.6) | American(11.5) | Polish(9.7) |
| New Haven | CT | New Haven County | Italian(10.3) | Irish(7.0) | German(4.5) | English(3.5) | Polish(2.6) |
| New Haven | IN | Allen County | German(33.9) | American(16.1) | Irish(9.7) | English(9.2) | French(5.5) |
| New Hope | MN | Hennepin County | German(24.2) | Norwegian(12.6) | Irish(9.0) | English(8.2) | Swedish(7.6) |
| New Iberia | LA | Iberia Parish | French(17.7) | American(13.2) | German(5.6) | French Canadian(4.1) | Irish(3.9) |
| New Kensington | PA | Westmoreland County | German(28.6) | Italian(17.4) | Irish(14.0) | Polish(13.1) | English(8.0) |
| New Kingman-Butler | AZ | Mohave County | Irish(19.8) | German(14.7) | English(14.7) | American(5.0) | Italian(5.0) |
| New Lenox | IL | Will County | Irish(27.0) | German(26.6) | Polish(19.2) | Italian(17.7) | English(7.2) |
| New London | CT | New London County | Irish(13.2) | Italian(10.0) | German(7.1) | English(6.7) | Polish(4.8) |
| New Milford | CT | Litchfield County | Irish(22.6) | Italian(22.0) | German(18.1) | English(11.3) | Polish(6.5) |
| New Milford | NJ | Bergen County | Italian(20.1) | Irish(14.2) | German(8.9) | English(4.4) | Polish(3.7) |
| New Orleans | LA | Orleans Parish | German(7.0) | French(6.2) | Irish(6.0) | English(4.3) | Italian(3.9) |
| New Paltz | NY | Ulster County | Italian(20.7) | Irish(19.6) | German(13.4) | English(9.0) | Polish(7.3) |
| New Philadelphia | OH | Tuscarawas County | German(32.9) | Irish(15.3) | Italian(11.7) | English(9.7) | American(6.3) |
| New Port Richey | FL | Pasco County | American(19.0) | German(16.4) | Irish(14.0) | Italian(10.8) | English(10.2) |
| New Port Richey East | FL | Pasco County | German(17.6) | Irish(16.5) | Italian(12.8) | English(12.6) | American(9.7) |
| New Providence | NJ | Union County | Italian(20.9) | Irish(20.8) | German(16.8) | English(9.6) | Russian(4.4) |
| New River | AZ | Maricopa County | German(26.8) | Irish(11.2) | English(10.5) | American(7.8) | Finnish(6.8) |
| New Rochelle | NY | Westchester County | Italian(18.4) | Irish(9.5) | American(4.7) | German(4.4) | Polish(3.9) |
| New Smyrna Beach | FL | Volusia County | Irish(16.0) | English(14.5) | German(14.2) | Italian(8.6) | American(6.5) |
| New Territory | TX | Fort Bend County | German(6.8) | English(5.1) | Irish(4.5) | Italian(4.1) | Dutch(3.1) |
| New Ulm | MN | Brown County | German(63.8) | Norwegian(13.8) | Irish(8.0) | Swedish(5.6) | American(4.4) |
| New Windsor | NY | Orange County | Irish(21.9) | Italian(19.1) | German(11.2) | American(7.9) | Polish(5.1) |
| New York | NY | New York County | Italian(7.1) | Irish(4.8) | American(3.7) | German(3.1) | Russian(2.8) |
| Newark | CA | Alameda County | German(8.5) | Irish(6.7) | English(4.4) | Portuguese(3.9) | Italian(3.8) |
| Newark | DE | New Castle County | Irish(20.9) | German(20.8) | Italian(14.1) | English(13.2) | Polish(6.5) |
| Newark | NJ | Essex County | Portuguese(4.7) | American(3.9) | Brazilian(3.6) | Italian(1.6) | African(1.4) |
| Newark | OH | Licking County | German(27.9) | Irish(16.1) | English(10.7) | American(10.1) | Italian(5.8) |
| Newberg | OR | Yamhill County | German(23.0) | Irish(12.7) | English(12.7) | Norwegian(5.5) | American(4.8) |
| Newberry | PA | York County | German(41.5) | Irish(15.6) | American(7.1) | English(6.6) | Italian(5.6) |
| Newberry | SC | Newberry County | American(16.0) | German(8.7) | Irish(6.1) | English(5.7) | Scotchn/aIrish(2.3) |
| Newburgh | NY | Orange County | Italian(24.1) | Irish(17.7) | German(11.8) | English(8.6) | American(7.7) |
| Newburgh | NY | Orange County | American(9.7) | Italian(7.2) | Irish(5.8) | German(3.3) | English(2.5) |
| Newburyport | MA | Essex County | Irish(31.5) | English(21.0) | Italian(11.8) | French(8.5) | German(8.0) |
| Newcastle | WA | King County | German(16.7) | English(11.1) | Irish(10.4) | Italian(5.1) | Swedish(5.0) |
| Newington | CT | Hartford County | Italian(22.6) | Polish(15.5) | Irish(15.5) | French(7.9) | English(7.8) |
| Newington | VA | Fairfax County | Irish(10.6) | German(10.3) | English(7.3) | Italian(5.5) | American(4.0) |
| Newington Forest | VA | Fairfax County | German(13.9) | Irish(11.5) | English(8.1) | American(4.6) | Italian(4.5) |
| Newman | CA | Stanislaus County | Irish(10.4) | Portuguese(9.1) | German(4.6) | English(3.0) | Italian(1.8) |
| Newnan | GA | Coweta County | American(15.4) | German(10.6) | English(6.7) | Irish(6.1) | Italian(2.5) |
| Newport | KY | Campbell County | German(27.9) | Irish(17.6) | American(10.5) | English(6.3) | Italian(5.0) |
| Newport | RI | Newport County | Irish(26.0) | English(14.7) | German(10.7) | Italian(9.9) | Portuguese(8.6) |
| Newport Beach | CA | Orange County | German(16.9) | English(16.6) | Irish(15.1) | Italian(7.8) | American(6.4) |
| Newport East | RI | Newport County | Irish(30.4) | English(16.6) | Portuguese(12.5) | Italian(10.8) | German(7.8) |
| Newport News | VA | Newport News Independent City | German(9.5) | English(8.4) | Irish(8.1) | American(6.0) | Italian(3.5) |
| Newton | IA | Jasper County | German(34.1) | Irish(13.3) | English(10.2) | Dutch(9.1) | Norwegian(7.5) |
| Newton | KS | Harvey County | German(32.4) | Irish(12.0) | American(8.6) | English(7.8) | French(4.2) |
| Newton | MA | Middlesex County | Irish(16.3) | Italian(10.3) | Russian(9.0) | English(8.6) | German(7.8) |
| Newton | NC | Catawba County | German(13.3) | American(12.1) | Irish(9.8) | English(7.4) | Italian(2.6) |
| Newtown | CT | Fairfield County | Italian(24.5) | Irish(21.4) | German(17.9) | English(11.4) | Polish(7.4) |
| Newtown | PA | Bucks County | Irish(25.6) | German(19.8) | Italian(17.3) | English(10.6) | Polish(7.9) |
| Newtown | PA | Delaware County | Irish(36.7) | Italian(21.1) | German(18.4) | English(12.6) | American(3.6) |
| Niagara Falls | NY | Niagara County | Italian(21.1) | German(14.9) | Irish(13.0) | English(9.9) | Polish(7.6) |
| Niceville | FL | Okaloosa County | American(26.7) | German(13.4) | Irish(11.0) | English(10.6) | Italian(5.1) |
| Nicholasville | KY | Jessamine County | American(27.7) | German(14.0) | Irish(13.3) | English(9.2) | Scottish(2.5) |
| Niles | IL | Cook County | Polish(20.1) | German(12.0) | Italian(7.3) | Irish(7.1) | Greek(4.2) |
| Niles | MI | Berrien County | German(32.3) | Irish(13.7) | English(12.6) | Polish(5.6) | American(5.4) |
| Niles | MI | Berrien County | German(26.1) | Irish(14.3) | English(8.9) | Polish(6.7) | American(5.8) |
| Niles | OH | Trumbull County | Italian(20.8) | German(20.0) | American(19.6) | Irish(15.4) | English(8.2) |
| Nipomo | CA | San Luis Obispo County | German(15.2) | Irish(11.5) | English(9.8) | Italian(7.4) | American(4.0) |
| Niskayuna | NY | Schenectady County | Italian(20.9) | German(18.0) | Irish(17.6) | English(10.6) | Polish(8.8) |
| Nixa | MO | Christian County | German(19.2) | American(18.6) | Irish(12.8) | English(11.6) | Italian(4.0) |
| Noblesville | IN | Hamilton County | German(27.2) | Irish(12.5) | English(12.1) | American(7.8) | Italian(4.1) |
| Nogales | AZ | Santa Cruz County | American(1.5) | English(1.0) | German(0.9) | French(0.6) | Italian(0.6) |
| Norco | CA | Riverside County | German(14.9) | English(8.6) | Irish(7.6) | Italian(5.0) | European(4.5) |
| Norfolk | MA | Norfolk County | Irish(28.1) | English(17.5) | Italian(14.1) | German(9.4) | French(6.9) |
| Norfolk | NE | Madison County | German(48.9) | Irish(11.9) | English(6.6) | Czech(5.4) | Swedish(5.0) |
| Norfolk | VA | Norfolk Independent City | American(10.1) | German(8.6) | Irish(8.0) | English(6.7) | Italian(3.6) |
| Normal | IL | McLean County | German(26.9) | Irish(15.5) | English(9.5) | American(9.1) | Italian(5.4) |
| Norman | OK | Cleveland County | German(17.2) | Irish(14.3) | English(11.4) | American(8.6) | Scottish(2.9) |
| Norridge | IL | Cook County | Polish(34.3) | Italian(17.9) | German(14.8) | Irish(8.4) | Greek(3.4) |
| Norristown | PA | Montgomery County | Italian(13.3) | Irish(10.5) | German(9.2) | English(3.2) | American(2.7) |
| North Adams | MA | Berkshire County | Italian(20.8) | French(20.7) | Irish(17.6) | English(11.1) | German(9.5) |
| North Amityville | NY | Suffolk County | Jamaican(9.9) | Italian(4.2) | Haitian(3.2) | German(2.2) | Irish(2.1) |
| North Andover | MA | Essex County | Irish(28.4) | Italian(22.1) | English(12.1) | French(8.0) | German(7.4) |
| North Arlington | NJ | Bergen County | Italian(20.3) | Irish(13.2) | Polish(12.1) | German(7.5) | Portuguese(4.4) |
| North Attleborough | MA | Bristol County | Irish(29.6) | English(18.0) | Italian(16.0) | French(11.1) | German(10.2) |
| North Auburn | CA | Placer County | German(21.0) | Irish(14.7) | English(10.8) | Italian(5.1) | American(4.5) |
| North Augusta | SC | Aiken County | American(20.7) | English(12.3) | Irish(10.5) | German(10.2) | French(3.0) |
| North Aurora | IL | Kane County | German(24.5) | Irish(12.1) | Polish(8.2) | Italian(8.2) | English(6.2) |
| North Babylon | NY | Suffolk County | Italian(34.3) | Irish(25.3) | German(19.3) | Polish(4.7) | English(4.2) |
| North Bay Shore | NY | Suffolk County | Irish(5.9) | German(5.4) | Italian(5.2) | Jamaican(2.5) | Haitian(2.1) |
| North Bellmore | NY | Nassau County | Italian(28.7) | Irish(21.0) | German(12.9) | Polish(6.1) | Russian(6.0) |
| North Bellport | NY | Suffolk County | Italian(15.8) | Irish(11.7) | German(9.8) | African(5.8) | Polish(4.0) |
| North Bergen | NJ | Hudson County | Italian(6.7) | Irish(2.9) | German(2.5) | American(1.4) | Polish(1.1) |
| North Bethesda | MD | Montgomery County | German(11.4) | Irish(9.4) | English(7.9) | Russian(6.2) | Italian(6.1) |
| North Branch | MN | Chisago County | German(42.5) | Norwegian(12.8) | Swedish(12.2) | Irish(10.1) | Polish(8.2) |
| North Branford | CT | New Haven County | Italian(43.3) | Irish(24.5) | German(12.9) | English(9.7) | Polish(8.4) |
| North Brunswick | NJ | Middlesex County | Italian(9.7) | Irish(8.0) | American(6.0) | German(5.7) | Polish(4.0) |
| North Canton | OH | Stark County | German(37.5) | Irish(17.4) | Italian(15.1) | English(12.9) | French(4.7) |
| North Castle | NY | Westchester County | Italian(22.6) | Irish(13.8) | German(9.4) | American(7.9) | Russian(6.8) |
| North Charleston | SC | Charleston County | American(8.9) | German(7.4) | Irish(6.0) | English(4.8) | Italian(2.1) |
| North Chicago | IL | Lake County | Irish(8.9) | German(8.9) | Italian(4.4) | Polish(3.0) | American(2.9) |
| North Decatur | GA | DeKalb County | English(17.1) | Irish(13.7) | German(11.8) | Italian(6.4) | American(6.4) |
| North Druid Hills | GA | DeKalb County | English(11.7) | German(10.5) | Irish(9.0) | American(5.8) | Italian(2.9) |
| North Fair Oaks | CA | San Mateo County | English(4.2) | German(4.2) | Irish(3.4) | Italian(2.7) | European(1.8) |
| North Fayette | PA | Allegheny County | German(32.7) | Italian(20.8) | Irish(19.7) | Polish(14.7) | English(10.4) |
| North Fort Myers | FL | Lee County | American(19.5) | German(18.8) | Irish(13.9) | English(13.5) | Italian(7.2) |
| North Greenbush | NY | Rensselaer County | Irish(29.9) | Italian(24.5) | German(18.6) | English(7.9) | French(7.1) |
| North Haven | CT | New Haven County | Italian(40.4) | Irish(16.3) | Polish(10.0) | German(9.5) | English(9.0) |
| North Hempstead | NY | Nassau County | Italian(15.9) | Irish(11.4) | German(7.9) | Polish(5.9) | Russian(5.6) |
| North Highlands | CA | Sacramento County | German(9.4) | Ukrainian(7.5) | Irish(7.2) | English(6.0) | Russian(4.2) |
| North Huntingdon | PA | Westmoreland County | German(30.2) | Irish(21.3) | Italian(17.2) | English(10.9) | Polish(10.3) |
| North Kingstown | RI | Washington County | Irish(28.7) | Italian(20.6) | English(19.6) | German(11.1) | French(9.6) |
| North Las Vegas | NV | Clark County | German(7.7) | Irish(5.4) | English(4.3) | Italian(3.6) | American(2.9) |
| North Lauderdale | FL | Broward County | Haitian(18.4) | Jamaican(11.0) | Irish(3.9) | American(3.3) | German(3.0) |
| North Lebanon | PA | Lebanon County | German(44.9) | Irish(11.4) | American(7.6) | Polish(5.9) | Italian(5.8) |
| North Liberty | IA | Johnson County | German(42.3) | Irish(15.7) | English(10.4) | Norwegian(7.5) | American(4.2) |
| North Lindenhurst | NY | Suffolk County | Italian(30.0) | Irish(16.1) | Polish(14.1) | German(11.2) | English(4.1) |
| North Little Rock | AR | Pulaski County | German(7.9) | English(7.3) | Irish(6.9) | American(5.9) | European(1.7) |
| North Lynnwood | WA | Snohomish County | German(18.5) | Irish(12.1) | English(8.2) | Italian(4.7) | Norwegian(4.2) |
| North Mankato | MN | Nicollet County | German(54.1) | Norwegian(16.1) | Irish(14.8) | Swedish(6.5) | English(3.9) |
| North Massapequa | NY | Nassau County | Italian(49.0) | Irish(24.9) | German(16.5) | Polish(5.4) | American(4.3) |
| North Merrick | NY | Nassau County | Italian(30.2) | Irish(29.4) | German(18.1) | English(5.9) | Polish(5.3) |
| North Miami | FL | Miami-Dade County | Haitian(37.9) | American(3.6) | Jamaican(2.4) | Italian(1.9) | German(1.8) |
| North Miami Beach | FL | Miami-Dade County | Haitian(25.1) | American(6.0) | Jamaican(4.2) | Russian(2.0) | Polish(2.0) |
| North Middleton | PA | Cumberland County | German(27.8) | Irish(17.5) | English(11.4) | Italian(9.8) | American(9.4) |
| North Myrtle Beach | SC | Horry County | English(23.3) | German(16.6) | Irish(16.1) | American(9.5) | Italian(7.0) |
| North New Hyde Park | NY | Nassau County | Italian(24.1) | Irish(14.7) | German(9.4) | American(5.6) | Polish(5.6) |
| North Ogden | UT | Weber County | English(27.3) | American(18.8) | German(12.4) | Irish(5.3) | Scottish(5.0) |
| North Olmsted | OH | Cuyahoga County | German(28.4) | Irish(22.4) | Italian(11.7) | Polish(9.0) | English(8.7) |
| North Palm Beach | FL | Palm Beach County | Irish(19.0) | German(17.0) | English(16.2) | Italian(14.9) | American(6.0) |
| North Plainfield | NJ | Somerset County | American(9.1) | Italian(7.8) | Irish(5.4) | German(4.4) | English(2.9) |
| North Platte | NE | Lincoln County | German(34.3) | Irish(16.5) | English(13.1) | American(6.1) | Swedish(5.0) |
| North Port | FL | Sarasota County | German(17.0) | Irish(13.5) | American(11.3) | English(8.7) | Italian(7.3) |
| North Potomac | MD | Montgomery County | German(8.3) | Russian(7.1) | Irish(7.0) | English(6.7) | American(4.6) |
| North Providence | RI | Providence County | Italian(38.0) | Irish(18.7) | French(12.0) | Portuguese(9.9) | English(8.5) |
| North Reading | MA | Middlesex County | Irish(38.5) | Italian(26.5) | English(13.2) | American(5.6) | French(5.0) |
| North Richland Hills | TX | Tarrant County | German(15.1) | American(12.3) | Irish(11.9) | English(9.5) | French(2.9) |
| North Ridgeville | OH | Lorain County | German(27.6) | Irish(19.6) | Polish(13.2) | Italian(11.0) | English(9.8) |
| North Royalton | OH | Cuyahoga County | German(21.8) | Italian(17.2) | Polish(17.1) | Irish(14.3) | English(7.6) |
| North Saint Paul | MN | Ramsey County | German(28.6) | Norwegian(14.6) | Irish(13.0) | Swedish(7.2) | Polish(6.1) |
| North Salt Lake | UT | Davis County | English(30.3) | German(11.5) | Danish(6.1) | Swedish(5.2) | Irish(4.8) |
| North Smithfield | RI | Providence County | French(32.1) | French Canadian(17.9) | Irish(16.8) | Italian(16.7) | English(13.0) |
| North Strabane | PA | Washington County | German(23.8) | Italian(21.2) | Irish(19.8) | Polish(12.9) | English(11.1) |
| North Tonawanda | NY | Niagara County | German(34.9) | Polish(22.0) | Irish(20.0) | Italian(17.4) | English(9.6) |
| North Tustin | CA | Orange County | German(17.5) | English(15.1) | Irish(11.0) | American(7.2) | Italian(5.4) |
| North Union | PA | Fayette County | German(20.8) | Irish(16.0) | Italian(15.9) | Slovak(11.1) | Polish(10.8) |
| North Valley | NM | Bernalillo County | German(9.2) | English(7.2) | Irish(6.8) | American(4.0) | Italian(3.8) |
| North Valley Stream | NY | Nassau County | Haitian(16.3) | Jamaican(10.8) | Italian(10.0) | Irish(5.1) | German(4.2) |
| North Versailles | PA | Allegheny County | German(21.6) | Irish(21.1) | Italian(13.7) | English(11.0) | Slovak(10.3) |
| North Wantagh | NY | Nassau County | Italian(32.3) | Irish(26.8) | German(18.7) | Polish(7.8) | English(4.9) |
| North Whitehall | PA | Lehigh County | German(37.8) | Italian(12.4) | Irish(12.4) | Pennsylvania German(7.3) | English(6.5) |
| Northampton | MA | Hampshire County | Irish(20.6) | English(12.7) | German(10.8) | Italian(10.1) | Polish(9.3) |
| Northampton | PA | Bucks County | Irish(29.2) | German(21.5) | Italian(17.1) | English(9.7) | Polish(8.3) |
| Northborough | MA | Worcester County | Irish(22.9) | Italian(16.5) | English(16.0) | German(8.8) | French(8.1) |
| Northbridge | MA | Worcester County | Irish(24.1) | French(19.1) | English(12.9) | Italian(12.0) | French Canadian(11.0) |
| Northbrook | IL | Cook County | German(16.7) | Irish(12.3) | Russian(10.1) | Polish(9.8) | American(7.4) |
| Northbrook | OH | Hamilton County | German(28.8) | Irish(12.0) | American(7.2) | English(5.8) | Italian(5.0) |
| Northdale | FL | Hillsborough County | German(13.5) | Irish(12.9) | English(9.9) | Italian(8.5) | American(8.2) |
| Northfield | MN | Rice County | German(30.4) | Norwegian(18.7) | Irish(12.6) | Swedish(10.4) | English(7.7) |
| Northglenn | CO | Adams County | German(16.4) | American(9.3) | Irish(8.4) | English(7.2) | Italian(3.5) |
| Northlake | IL | Cook County | Polish(12.2) | German(12.1) | Italian(10.4) | Irish(8.0) | English(2.6) |
| Northport | AL | Tuscaloosa County | American(11.9) | Irish(9.4) | English(7.2) | German(4.8) | Scotchn/aIrish(1.6) |
| Northview | MI | Kent County | German(28.2) | Dutch(19.8) | Irish(13.6) | Polish(11.7) | English(11.3) |
| Northville | MI | Wayne County | German(18.4) | Polish(13.6) | Irish(11.6) | English(10.4) | Italian(8.3) |
| Norton | MA | Bristol County | Irish(34.8) | Italian(17.6) | English(14.7) | German(7.7) | French(6.6) |
| Norton | OH | Summit County | German(23.2) | Irish(11.8) | American(10.2) | English(10.1) | Italian(6.1) |
| Norton Shores | MI | Muskegon County | German(22.8) | Dutch(15.4) | Irish(12.6) | English(11.2) | Polish(6.8) |
| Norwalk | CA | Los Angeles County | German(2.0) | American(2.0) | English(1.9) | Irish(1.9) | Italian(1.1) |
| Norwalk | CT | Fairfield County | Italian(18.8) | Irish(13.3) | English(8.1) | German(7.0) | Polish(4.8) |
| Norwalk | OH | Huron County | German(38.9) | Irish(14.1) | English(12.2) | American(9.7) | Italian(4.3) |
| Norwell | MA | Plymouth County | Irish(44.7) | English(19.7) | Italian(17.7) | German(6.8) | American(6.0) |
| Norwich | CT | New London County | Irish(16.1) | Italian(10.6) | French(10.0) | German(9.7) | English(8.9) |
| Norwood | MA | Norfolk County | Irish(33.9) | Italian(16.7) | English(8.8) | German(5.2) | American(3.8) |
| Norwood | OH | Hamilton County | German(27.9) | American(17.5) | Irish(17.1) | English(8.7) | Italian(4.0) |
| Novato | CA | Marin County | Irish(15.5) | German(12.9) | Italian(11.3) | English(10.8) | French(3.3) |
| Novi | MI | Oakland County | German(17.8) | Irish(12.4) | Polish(9.9) | English(9.7) | Italian(8.1) |
| Nutley | NJ | Essex County | Italian(36.7) | Irish(16.2) | German(11.1) | Polish(6.1) | American(3.8) |
| Oak Creek | WI | Milwaukee County | German(41.2) | Polish(23.8) | Irish(9.5) | Italian(5.8) | English(5.3) |
| Oak Forest | IL | Cook County | German(23.7) | Irish(21.6) | Polish(13.7) | Italian(12.8) | English(3.3) |
| Oak Grove | OR | Clackamas County | German(22.5) | Irish(12.2) | English(10.4) | American(6.9) | Norwegian(6.3) |
| Oak Grove | SC | Lexington County | German(10.9) | American(10.2) | Irish(8.3) | English(5.3) | Italian(4.5) |
| Oak Harbor | WA | Island County | German(15.7) | Irish(10.8) | English(8.3) | American(5.1) | Italian(3.9) |
| Oak Hills | OR | Washington County | German(19.7) | English(12.7) | Irish(9.2) | Norwegian(3.7) | French(3.7) |
| Oak Lawn | IL | Cook County | Irish(23.8) | Polish(18.3) | German(16.9) | Italian(9.0) | American(3.3) |
| Oak Park | CA | Ventura County | German(13.5) | Irish(13.3) | Italian(13.0) | English(9.8) | Russian(8.9) |
| Oak Park | IL | Cook County | German(18.3) | Irish(17.8) | English(9.4) | Polish(7.7) | Italian(7.6) |
| Oak Park | MI | Oakland County | Polish(4.2) | German(4.2) | Russian(3.7) | Irish(3.6) | American(2.6) |
| Oak Ridge | FL | Orange County | Haitian(19.2) | American(4.6) | German(2.7) | African(2.0) | Irish(2.0) |
| Oak Ridge | TN | Anderson County | American(16.8) | German(15.0) | English(13.1) | Irish(9.2) | Scotchn/aIrish(4.7) |
| Oakdale | CA | Stanislaus County | German(12.7) | Irish(12.6) | English(9.0) | American(7.1) | Italian(5.9) |
| Oakdale | MN | Washington County | German(38.4) | Irish(12.7) | Norwegian(10.9) | Swedish(9.4) | English(6.3) |
| Oakland | CA | Alameda County | German(5.4) | Irish(4.7) | English(4.1) | Italian(2.8) | European(1.9) |
| Oakland | MI | Oakland County | German(23.3) | English(13.0) | Polish(12.9) | Irish(11.8) | Italian(11.4) |
| Oakland | NJ | Bergen County | Italian(32.1) | Irish(23.2) | German(18.8) | Polish(8.2) | English(6.1) |
| Oakland Park | FL | Broward County | Haitian(11.0) | Irish(9.7) | German(9.7) | Italian(8.4) | American(5.9) |
| Oakleaf Plantation | FL | Clay County | German(12.7) | English(10.7) | Irish(9.8) | American(6.5) | Italian(3.6) |
| Oakley | CA | Contra Costa County | German(11.1) | Irish(8.6) | Italian(5.4) | English(5.1) | Portuguese(4.0) |
| Oakton | VA | Fairfax County | Irish(11.6) | German(11.3) | English(10.5) | Italian(5.8) | Polish(2.9) |
| Oakville | MO | Saint Louis County | German(48.0) | Irish(18.8) | Italian(8.7) | English(8.7) | American(7.6) |
| Oatfield | OR | Clackamas County | German(24.3) | English(15.1) | Irish(9.5) | Norwegian(5.7) | European(5.4) |
| Ocala | FL | Marion County | German(11.5) | Irish(10.0) | English(7.7) | Italian(5.9) | African(5.6) |
| Ocean | NJ | Monmouth County | Italian(21.3) | Irish(19.8) | German(12.4) | English(7.0) | Polish(5.1) |
| Ocean Acres | NJ | Ocean County | Italian(36.1) | Irish(31.4) | German(26.0) | Polish(10.8) | English(9.1) |
| Ocean City | NJ | Cape May County | Irish(31.5) | German(24.5) | Italian(18.4) | English(14.3) | American(5.9) |
| Ocean Pines | MD | Worcester County | German(27.9) | Irish(23.5) | English(14.4) | Italian(8.8) | Polish(6.2) |
| Ocean Springs | MS | Jackson County | English(14.9) | Irish(13.2) | German(11.7) | American(9.7) | French(7.8) |
| Oceanside | CA | San Diego County | German(12.0) | English(10.6) | Irish(8.5) | Italian(4.5) | American(2.5) |
| Oceanside | NY | Nassau County | Italian(28.9) | Irish(19.3) | German(10.4) | Russian(6.7) | Polish(6.4) |
| Oceola | MI | Livingston County | German(29.1) | Irish(17.3) | English(13.2) | Polish(12.8) | American(6.1) |
| Ocoee | FL | Orange County | German(10.4) | English(10.2) | Irish(9.1) | American(8.0) | Italian(5.0) |
| Oconomowoc | WI | Waukesha County | German(52.5) | Irish(14.4) | Polish(11.2) | English(8.5) | Italian(5.9) |
| Odenton | MD | Anne Arundel County | German(18.2) | Irish(15.3) | English(11.3) | Italian(7.7) | American(5.3) |
| Odessa | TX | Ector County | German(6.6) | American(5.3) | Irish(5.0) | English(4.6) | French(1.1) |
| O'Fallon | IL | Saint Clair County | German(30.8) | Irish(13.8) | English(12.9) | American(4.5) | French(4.1) |
| O'Fallon | MO | Saint Charles County | German(38.8) | Irish(18.1) | English(8.8) | Italian(8.0) | American(7.0) |
| Ogden | NY | Monroe County | German(28.4) | Italian(23.6) | Irish(19.5) | English(14.5) | Polish(5.2) |
| Ogden | UT | Weber County | English(15.8) | German(10.3) | American(6.9) | Irish(5.8) | Scottish(3.5) |
| Ogdensburg | NY | Saint Lawrence County | French(19.0) | Irish(16.3) | English(10.3) | French Canadian(9.9) | German(8.1) |
| Oil City | PA | Venango County | German(35.2) | Irish(20.1) | Polish(10.6) | English(8.3) | Italian(7.4) |
| Oildale | CA | Kern County | German(17.2) | Irish(14.4) | English(8.0) | American(6.0) | Italian(5.5) |
| Ojus | FL | Miami-Dade County | American(7.1) | Russian(6.3) | Haitian(4.0) | German(3.6) | Israeli(3.4) |
| Okemos | MI | Ingham County | German(25.4) | English(13.4) | Irish(12.9) | Polish(7.5) | American(4.5) |
| Oklahoma City | OK | Oklahoma County | German(13.0) | Irish(10.0) | English(7.4) | American(7.0) | French(2.0) |
| Okmulgee | OK | Okmulgee County | American(19.8) | German(10.0) | Irish(7.3) | English(5.0) | Dutch(1.9) |
| Olathe | KS | Johnson County | German(28.7) | Irish(13.1) | English(11.3) | American(6.3) | Italian(3.9) |
| Old Bridge | NJ | Middlesex County | Italian(21.9) | Irish(16.2) | German(7.7) | Polish(7.4) | American(6.0) |
| Old Bridge | NJ | Middlesex County | Italian(29.0) | Irish(21.1) | German(8.4) | American(7.8) | Polish(6.6) |
| Old Jamestown | MO | Saint Louis County | German(17.8) | Irish(9.2) | English(6.2) | African(3.6) | American(3.1) |
| Old Saybrook | CT | Middlesex County | Irish(26.2) | Italian(24.1) | German(17.8) | English(16.4) | American(7.1) |
| Oldsmar | FL | Pinellas County | German(16.6) | Irish(13.7) | Italian(11.6) | English(8.7) | American(5.5) |
| Olean | NY | Cattaraugus County | German(27.4) | Irish(21.5) | Polish(15.1) | Italian(13.7) | English(12.2) |
| Olive Branch | MS | DeSoto County | Irish(12.2) | American(11.8) | German(11.5) | English(9.9) | French(3.4) |
| Olivehurst | CA | Yuba County | Irish(10.4) | German(10.2) | Romanian(5.0) | English(4.9) | American(3.1) |
| Olney | MD | Montgomery County | Irish(14.6) | German(12.4) | English(9.0) | Italian(7.7) | American(5.1) |
| Olympia | WA | Thurston County | German(19.4) | Irish(14.2) | English(13.6) | Norwegian(5.9) | Swedish(4.5) |
| Olympia Heights | FL | Miami-Dade County | American(3.0) | German(2.2) | English(2.2) | Italian(1.8) | Irish(1.5) |
| Omaha | NE | Douglas County | German(28.0) | Irish(15.4) | English(7.7) | Italian(4.7) | Polish(4.3) |
| Onalaska | WI | La Crosse County | German(44.0) | Norwegian(22.0) | Irish(14.2) | Polish(6.6) | English(5.8) |
| Oneida | NY | Madison County | American(24.5) | Irish(20.9) | German(19.4) | English(13.0) | Italian(10.1) |
| Oneonta | NY | Otsego County | Irish(22.4) | Italian(20.5) | German(18.7) | English(9.4) | American(6.8) |
| Onondaga | NY | Onondaga County | Irish(28.3) | German(18.0) | Italian(17.6) | English(14.8) | Polish(8.0) |
| Ontario | CA | San Bernardino County | American(6.6) | German(4.0) | English(3.3) | Irish(2.9) | Italian(1.7) |
| Ontario | NY | Wayne County | German(27.7) | Italian(22.6) | English(17.7) | Irish(14.6) | Dutch(9.9) |
| Ontario | OR | Malheur County | German(15.2) | Irish(9.9) | English(9.1) | American(6.5) | Dutch(2.2) |
| Opa-locka | FL | Miami-Dade County | American(6.5) | Haitian(5.0) | African(1.7) | Bahamian(1.7) | Jamaican(1.5) |
| Opelika | AL | Lee County | English(8.8) | American(8.7) | Irish(7.3) | German(6.3) | Scottish(2.5) |
| Opelousas | LA | Saint Landry Parish | French(5.9) | French Canadian(5.1) | American(2.9) | English(1.7) | German(1.4) |
| Orange | CA | Orange County | American(9.4) | German(9.1) | Irish(6.8) | English(6.2) | Italian(3.7) |
| Orange | CT | New Haven County | Italian(29.6) | Irish(22.4) | German(10.1) | English(9.3) | Polish(8.4) |
| Orange | TX | Orange County | Irish(7.4) | German(6.5) | French(6.1) | English(5.6) | American(5.5) |
| Orange City | FL | Volusia County | Irish(15.0) | German(13.3) | English(8.4) | American(5.8) | Italian(5.4) |
| Orangeburg | SC | Orangeburg County | English(4.9) | American(4.3) | Irish(3.0) | German(2.9) | French(0.6) |
| Orangetown | NY | Rockland County | Irish(31.8) | Italian(17.7) | German(10.6) | English(6.2) | American(4.1) |
| Orangevale | CA | Sacramento County | German(19.8) | English(14.7) | Irish(14.5) | Italian(7.3) | French(4.4) |
| Orchard Park | NY | Erie County | German(32.0) | Irish(23.2) | Polish(21.0) | Italian(19.4) | English(8.1) |
| Orchards | WA | Clark County | German(19.2) | Irish(11.5) | English(6.9) | American(6.6) | Italian(6.3) |
| Orcutt | CA | Santa Barbara County | German(19.5) | Irish(13.5) | English(11.2) | American(6.0) | Italian(5.2) |
| Oregon | OH | Lucas County | German(37.2) | Irish(11.8) | Hungarian(9.3) | Polish(9.0) | English(8.3) |
| Oregon City | OR | Clackamas County | German(25.9) | Irish(12.2) | English(11.9) | American(7.6) | Norwegian(5.1) |
| Orem | UT | Utah County | English(28.7) | German(11.4) | Danish(7.2) | Scottish(6.2) | Irish(4.9) |
| Orinda | CA | Contra Costa County | English(15.3) | German(13.9) | Irish(12.3) | European(7.1) | Italian(6.5) |
| Orion | MI | Oakland County | German(26.2) | Irish(17.6) | Polish(13.0) | English(11.5) | Italian(7.4) |
| Orland Park | IL | Cook County | Irish(22.5) | German(18.3) | Polish(16.5) | Italian(12.4) | English(4.2) |
| Orlando | FL | Orange County | German(8.0) | Irish(7.1) | American(6.0) | English(5.9) | Italian(4.6) |
| Ormond Beach | FL | Volusia County | German(15.8) | Irish(14.6) | English(12.3) | American(10.4) | Italian(9.0) |
| Oro Valley | AZ | Pima County | German(24.4) | English(14.6) | Irish(14.0) | Italian(6.6) | American(5.9) |
| Orono | ME | Penobscot County | Irish(16.1) | English(13.6) | American(10.2) | French(9.3) | German(9.2) |
| Oroville | CA | Butte County | German(16.5) | Irish(13.7) | English(9.4) | American(9.0) | Italian(7.5) |
| Oshkosh | WI | Winnebago County | German(52.8) | Irish(10.3) | Polish(7.3) | English(5.1) | French(4.0) |
| Oshtemo | MI | Kalamazoo County | German(24.4) | English(14.3) | Irish(12.3) | Dutch(12.2) | Polish(4.9) |
| Oskaloosa | IA | Mahaska County | German(25.4) | Irish(18.6) | Dutch(15.5) | English(10.3) | American(5.4) |
| Ossining | NY | Westchester County | Italian(14.2) | Irish(11.9) | German(6.0) | English(4.3) | American(3.6) |
| Ossining | NY | Westchester County | Italian(11.1) | Irish(9.4) | English(2.9) | German(2.9) | Jamaican(2.0) |
| Oswego | IL | Kendall County | German(25.7) | Irish(18.5) | Italian(12.2) | Polish(9.0) | English(7.3) |
| Oswego | NY | Oswego County | Irish(31.2) | German(17.2) | Italian(16.7) | English(11.0) | French(8.3) |
| Otsego | MN | Wright County | German(40.1) | Norwegian(19.5) | Irish(11.0) | Swedish(8.9) | French(6.1) |
| Ottawa | IL | LaSalle County | German(30.1) | Irish(23.3) | English(10.3) | Italian(8.9) | Norwegian(6.9) |
| Ottawa | KS | Franklin County | German(28.4) | Irish(15.9) | English(9.5) | American(6.5) | Scottish(3.5) |
| Ottumwa | IA | Wapello County | German(20.6) | Irish(15.3) | English(10.3) | American(9.2) | Dutch(5.6) |
| Overland | MO | Saint Louis County | German(25.0) | American(20.3) | Irish(13.4) | English(8.0) | Italian(5.0) |
| Overland Park | KS | Johnson County | German(28.1) | Irish(14.9) | English(12.7) | American(5.4) | Italian(3.9) |
| Overlea | MD | Baltimore County | German(25.6) | Irish(19.3) | Italian(12.2) | Polish(8.7) | English(8.1) |
| Oviedo | FL | Seminole County | German(14.7) | Irish(12.2) | English(10.1) | Italian(9.2) | American(6.3) |
| Owasso | OK | Tulsa County | German(17.8) | Irish(11.9) | English(8.8) | American(8.4) | Italian(3.6) |
| Owatonna | MN | Steele County | German(39.0) | Norwegian(17.0) | Irish(10.6) | English(6.0) | Czech(4.6) |
| Owego | NY | Tioga County | German(25.5) | Irish(20.4) | English(17.3) | Italian(11.8) | Polish(7.6) |
| Owensboro | KY | Daviess County | American(29.4) | German(13.0) | Irish(11.8) | English(9.4) | Scottish(1.7) |
| Owings Mills | MD | Baltimore County | African(6.6) | German(6.4) | American(4.6) | Irish(4.4) | English(2.8) |
| Owosso | MI | Shiawassee County | German(27.5) | Irish(14.0) | English(13.8) | Polish(6.5) | American(6.3) |
| Oxford | AL | Calhoun County | American(15.8) | Irish(11.3) | English(10.2) | German(6.9) | Italian(4.2) |
| Oxford | CT | New Haven County | Italian(28.4) | Irish(21.0) | German(15.8) | English(14.4) | Polish(11.9) |
| Oxford | MA | Worcester County | French(27.9) | Irish(23.0) | Italian(13.9) | English(12.4) | Polish(9.0) |
| Oxford | MI | Oakland County | German(28.6) | Irish(18.3) | English(15.6) | Polish(12.5) | American(7.3) |
| Oxford | MS | Lafayette County | English(11.0) | Irish(9.7) | German(7.3) | American(7.2) | Scotchn/aIrish(3.9) |
| Oxford | OH | Butler County | German(22.8) | American(12.1) | Irish(11.0) | English(7.8) | Italian(5.6) |
| Oxnard | CA | Ventura County | German(3.8) | Irish(3.6) | English(2.5) | Italian(1.6) | American(1.2) |
| Oxon Hill | MD | Prince George's County | American(1.7) | Irish(1.5) | Jamaican(1.2) | African(1.1) | German(0.9) |
| Oyster Bay | NY | Nassau County | Italian(30.0) | Irish(20.3) | German(13.2) | Polish(6.0) | Russian(4.6) |
| Ozark | AL | Dale County | American(15.3) | German(13.3) | Irish(10.4) | English(7.5) | French(2.0) |
| Ozark | MO | Christian County | German(20.7) | American(18.6) | English(10.7) | Irish(9.7) | French(3.3) |
| Pace | FL | Santa Rosa County | American(14.2) | Irish(13.4) | German(13.3) | English(10.9) | Italian(5.8) |
| Pacific Grove | CA | Monterey County | German(17.7) | Irish(14.8) | English(13.1) | Italian(8.2) | American(4.8) |
| Pacifica | CA | San Mateo County | Irish(13.9) | German(11.2) | Italian(8.6) | English(8.3) | European(2.8) |
| Paducah | KY | McCracken County | German(14.0) | English(11.4) | Irish(10.8) | American(9.1) | French(2.8) |
| Pahrump | NV | Nye County | German(17.8) | Irish(16.4) | English(15.3) | American(6.9) | Italian(6.4) |
| Painesville | OH | Lake County | German(21.2) | Irish(15.4) | Italian(9.4) | English(7.0) | Polish(4.1) |
| Palatine | IL | Cook County | German(21.0) | Irish(14.2) | Polish(13.3) | Italian(9.0) | English(5.7) |
| Palatka | FL | Putnam County | American(8.4) | English(6.9) | German(6.3) | Irish(4.9) | Italian(1.6) |
| Palestine | TX | Anderson County | English(11.9) | German(7.2) | Irish(6.3) | American(5.9) | Scottish(2.3) |
| Palisades Park | NJ | Bergen County | Italian(5.8) | German(2.3) | Irish(1.9) | American(1.8) | Afghan(1.4) |
| Palm Bay | FL | Brevard County | German(14.0) | Irish(12.5) | American(11.6) | English(9.3) | Italian(8.8) |
| Palm Beach Gardens | FL | Palm Beach County | Irish(13.8) | German(13.0) | Italian(11.7) | English(9.7) | American(6.8) |
| Palm City | FL | Martin County | German(16.9) | Italian(16.8) | Irish(16.1) | English(13.3) | American(7.9) |
| Palm Coast | FL | Flagler County | German(13.6) | Irish(11.2) | Italian(10.5) | English(8.1) | American(8.0) |
| Palm Desert | CA | Riverside County | German(15.2) | English(13.1) | Irish(9.7) | American(5.7) | Italian(4.3) |
| Palm Harbor | FL | Pinellas County | German(21.2) | Irish(17.8) | Italian(13.1) | English(12.9) | American(6.4) |
| Palm River-Clair Mel | FL | Hillsborough County | American(7.1) | German(5.1) | Irish(4.0) | Italian(4.0) | English(2.4) |
| Palm Springs | CA | Riverside County | German(13.5) | English(11.7) | Irish(10.3) | Italian(5.4) | French(3.4) |
| Palm Springs | FL | Palm Beach County | German(9.5) | Irish(8.1) | English(6.3) | Haitian(6.2) | Italian(5.5) |
| Palm Valley | FL | Saint Johns County | German(18.6) | Irish(17.6) | English(15.5) | American(8.8) | Italian(6.6) |
| Palmdale | CA | Los Angeles County | German(6.1) | Irish(5.3) | English(4.1) | Italian(2.6) | American(1.8) |
| Palmer | PA | Northampton County | German(24.1) | Italian(21.3) | Irish(17.1) | English(8.2) | Polish(6.7) |
| Palmer Town | MA | Hampden County | French(24.6) | Irish(22.2) | Polish(20.5) | Italian(11.7) | English(10.9) |
| Palmetto | FL | Manatee County | English(13.8) | German(12.5) | Irish(11.8) | American(5.8) | Italian(3.4) |
| Palmetto Bay | FL | Miami-Dade County | American(10.6) | Irish(7.8) | German(7.7) | English(5.7) | Italian(4.4) |
| Palmetto Estates | FL | Miami-Dade County | American(11.5) | Jamaican(6.7) | Haitian(5.1) | German(3.3) | Trinidadian and Tobagonian(2.3) |
| Palo Alto | CA | Santa Clara County | English(11.6) | German(10.6) | Irish(7.4) | Russian(4.8) | Italian(4.3) |
| Palos Heights | IL | Cook County | Irish(25.4) | German(24.1) | Polish(16.4) | Italian(11.2) | Dutch(5.6) |
| Palos Hills | IL | Cook County | Polish(25.7) | Irish(14.1) | German(13.5) | Italian(8.9) | Arab(7.0) |
| Palos Verdes Estates | CA | Los Angeles County | English(14.1) | German(13.5) | Irish(10.2) | Italian(8.6) | American(6.0) |
| Pampa | TX | Gray County | English(12.1) | German(11.0) | American(10.4) | Irish(9.7) | French(1.5) |
| Panama City | FL | Bay County | English(11.2) | Irish(10.3) | German(9.6) | American(9.1) | Italian(4.7) |
| Panama City Beach | FL | Bay County | German(20.4) | Irish(12.6) | English(12.3) | American(9.6) | Scotchn/aIrish(8.1) |
| Papillion | NE | Sarpy County | German(37.5) | Irish(16.9) | English(11.3) | Italian(6.5) | Czech(5.3) |
| Paradise | CA | Butte County | German(21.7) | English(17.3) | Irish(14.5) | Italian(6.4) | American(6.0) |
| Paradise | NV | Clark County | German(10.6) | Irish(8.3) | English(6.2) | Italian(6.1) | American(4.2) |
| Paradise Valley | AZ | Maricopa County | German(20.1) | English(16.3) | Irish(14.0) | Italian(7.4) | Russian(5.5) |
| Paragould | AR | Greene County | American(14.6) | Irish(13.2) | German(12.3) | English(7.9) | French(2.5) |
| Paramount | CA | Los Angeles County | American(1.4) | English(1.1) | German(1.0) | Irish(0.7) | Italian(0.6) |
| Paramus | NJ | Bergen County | Italian(22.4) | Irish(12.8) | German(10.1) | Polish(4.5) | Russian(3.5) |
| Paris | TN | Henry County | Irish(16.8) | American(14.4) | German(9.3) | English(8.7) | Italian(6.4) |
| Paris | TX | Lamar County | Irish(12.6) | American(9.0) | German(7.3) | English(7.1) | Scotchn/aIrish(1.6) |
| Park | MI | Ottawa County | Dutch(31.2) | German(22.9) | English(11.1) | Irish(9.2) | Polish(5.7) |
| Park Forest | IL | Cook County | German(8.8) | Irish(5.7) | English(4.3) | Italian(2.9) | American(2.7) |
| Park Ridge | IL | Cook County | German(22.4) | Irish(21.1) | Polish(19.8) | Italian(15.3) | English(5.9) |
| Parker | CO | Douglas County | German(27.3) | Irish(18.6) | English(12.9) | Italian(6.6) | American(5.6) |
| Parker | SC | Greenville County | American(12.5) | Irish(9.9) | English(8.0) | German(4.2) | Italian(2.3) |
| Parkersburg | WV | Wood County | American(24.5) | German(18.1) | Irish(14.3) | English(12.3) | Italian(3.0) |
| Parkland | FL | Broward County | Italian(14.1) | Irish(10.8) | Russian(9.2) | American(8.1) | Polish(7.8) |
| Parkland | WA | Pierce County | German(16.1) | Irish(9.7) | English(6.2) | Norwegian(5.4) | American(3.9) |
| Parkville | MD | Baltimore County | German(20.0) | Irish(13.9) | Italian(9.1) | English(6.5) | Polish(5.0) |
| Parkway | CA | Sacramento County | German(5.5) | English(4.5) | Irish(3.0) | Portuguese(2.9) | Italian(2.5) |
| Parlier | CA | Fresno County | Irish(0.7) | German(0.7) | Arab(0.3) | American(0.2) | English(0.2) |
| Parma | NY | Monroe County | German(32.2) | Italian(20.9) | Irish(18.6) | English(17.8) | American(6.5) |
| Parma | OH | Cuyahoga County | German(24.6) | Polish(17.2) | Irish(14.9) | Italian(14.4) | Slovak(7.2) |
| Parma Heights | OH | Cuyahoga County | German(23.3) | Irish(15.3) | Polish(12.5) | Italian(12.3) | English(7.2) |
| Parole | MD | Anne Arundel County | German(19.0) | English(18.9) | Irish(18.7) | Italian(6.0) | American(4.9) |
| Parsippany-Troy Hills | NJ | Morris County | Italian(16.9) | Irish(12.4) | German(9.8) | Polish(5.9) | English(5.0) |
| Parsons | KS | Labette County | German(24.0) | Irish(17.3) | English(16.2) | American(8.3) | French(3.1) |
| Pasadena | CA | Los Angeles County | German(7.3) | Irish(6.2) | English(6.1) | Armenian(3.8) | Italian(3.3) |
| Pasadena | MD | Anne Arundel County | German(30.1) | Irish(20.2) | English(10.0) | Italian(7.0) | Polish(6.7) |
| Pasadena | TX | Harris County | German(6.3) | English(4.6) | Irish(4.4) | American(3.1) | French(2.0) |
| Pascagoula | MS | Jackson County | American(9.5) | English(8.1) | Irish(7.8) | German(6.1) | French(4.2) |
| Pasco | WA | Franklin County | German(10.1) | Irish(6.7) | English(6.0) | American(4.8) | Norwegian(2.2) |
| Passaic | NJ | Passaic County | Polish(3.5) | American(2.5) | Italian(1.7) | Russian(1.2) | German(1.2) |
| Pataskala | OH | Licking County | German(31.6) | Irish(14.9) | American(11.9) | English(10.9) | Italian(8.6) |
| Patchogue | NY | Suffolk County | Italian(28.8) | Irish(18.5) | German(17.6) | English(5.7) | American(1.7) |
| Paterson | NJ | Passaic County | American(7.0) | Jamaican(3.3) | Italian(2.5) | Irish(0.9) | Palestinian(0.7) |
| Patterson | CA | Stanislaus County | German(4.9) | Irish(4.1) | English(3.8) | Portuguese(3.5) | Italian(2.4) |
| Patterson | NY | Putnam County | Italian(28.3) | Irish(24.7) | German(12.3) | English(7.5) | American(4.4) |
| Patton | PA | Centre County | German(25.6) | Irish(13.6) | Italian(8.2) | English(7.4) | Polish(6.1) |
| Pawtucket | RI | Providence County | Irish(13.2) | Cape Verdean(12.4) | Portuguese(11.4) | French(10.3) | Italian(7.6) |
| Payson | AZ | Gila County | German(16.7) | Irish(14.7) | English(14.0) | American(5.9) | Scottish(4.8) |
| Payson | UT | Utah County | English(22.1) | American(8.8) | European(7.8) | German(7.8) | Danish(5.4) |
| Peabody | MA | Essex County | Irish(24.9) | Italian(22.0) | English(8.7) | Portuguese(7.6) | French(7.3) |
| Peachtree City | GA | Fayette County | German(18.8) | Irish(15.4) | English(14.9) | American(7.4) | Italian(6.4) |
| Pearl | MS | Rankin County | American(11.6) | Irish(11.4) | English(9.7) | German(6.9) | French(3.3) |
| Pearl City | HI | Honolulu County | Irish(4.3) | German(4.2) | Portuguese(2.6) | English(2.1) | Italian(1.1) |
| Pearl River | NY | Rockland County | Irish(52.0) | Italian(21.3) | German(8.7) | American(5.0) | Polish(4.3) |
| Pearland | TX | Brazoria County | German(9.1) | American(7.3) | Irish(6.5) | English(6.2) | Italian(3.0) |
| Pecan Grove | TX | Fort Bend County | German(20.6) | English(15.4) | Irish(10.3) | American(9.2) | French(4.5) |
| Peekskill | NY | Westchester County | Italian(13.7) | Irish(12.6) | German(6.9) | Jamaican(4.7) | American(3.9) |
| Pekin | IL | Tazewell County | German(28.8) | American(14.4) | Irish(14.4) | English(10.7) | Italian(6.8) |
| Pelham | AL | Shelby County | English(18.6) | American(13.7) | Irish(12.6) | German(11.1) | Italian(4.4) |
| Pelham | NH | Hillsborough County | Irish(28.5) | French(17.7) | French Canadian(14.2) | Italian(14.1) | English(12.9) |
| Pelham | NY | Westchester County | Italian(24.8) | Irish(18.1) | German(10.4) | English(9.0) | American(5.8) |
| Pell City | AL | Saint Clair County | American(44.5) | Irish(6.7) | German(6.5) | English(5.1) | Swedish(1.5) |
| Pella | IA | Marion County | Dutch(39.8) | German(24.3) | Irish(9.5) | American(8.2) | English(8.2) |
| Pemberton | NJ | Burlington County | Irish(17.8) | German(16.5) | Italian(9.9) | English(9.3) | American(5.4) |
| Pembroke | MA | Plymouth County | Irish(37.1) | Italian(21.6) | English(14.7) | German(9.4) | French(6.0) |
| Pembroke Pines | FL | Broward County | American(6.2) | Italian(6.0) | German(4.9) | Irish(4.8) | Jamaican(4.7) |
| Pendleton | OR | Umatilla County | German(24.2) | Irish(14.0) | English(13.9) | American(8.6) | French(4.7) |
| Penfield | NY | Monroe County | German(27.4) | Italian(23.1) | Irish(18.0) | English(15.0) | Polish(7.2) |
| Penn | PA | Westmoreland County | German(29.8) | Irish(20.8) | Italian(19.9) | English(11.1) | Polish(10.4) |
| Penn | PA | York County | German(38.7) | Irish(13.8) | American(11.0) | English(7.5) | Italian(7.4) |
| Penn Hills | PA | Allegheny County | German(19.9) | Italian(16.9) | Irish(13.6) | English(6.3) | Polish(4.8) |
| Pennsauken | NJ | Camden County | Irish(15.3) | German(10.6) | Italian(8.9) | English(4.2) | Polish(3.6) |
| Pennsville | NJ | Salem County | Irish(28.0) | German(21.9) | Italian(17.9) | English(12.9) | Polish(6.1) |
| Pennsville | NJ | Salem County | Irish(28.3) | German(22.5) | Italian(18.4) | English(12.6) | Polish(6.4) |
| Pensacola | FL | Escambia County | German(14.5) | Irish(12.5) | English(11.1) | American(7.4) | Italian(5.3) |
| Peoria | AZ | Yavapai County | German(16.8) | American(15.3) | English(9.7) | Irish(9.6) | Italian(5.4) |
| Peoria | IL | Peoria County | German(21.1) | Irish(11.3) | English(7.9) | American(4.6) | Italian(3.4) |
| Pepperell | MA | Middlesex County | Irish(28.6) | English(19.1) | Italian(16.3) | French(11.5) | German(9.4) |
| Pequannock | NJ | Morris County | Italian(33.9) | Irish(28.5) | German(18.6) | Polish(9.8) | English(8.0) |
| Perinton | NY | Monroe County | German(25.6) | Irish(23.6) | Italian(21.1) | English(15.3) | Polish(7.2) |
| Perris | CA | Riverside County | German(2.9) | Irish(2.7) | English(1.3) | American(1.0) | Italian(0.8) |
| Perry | GA | Houston County | American(22.1) | German(8.0) | Irish(8.0) | English(6.0) | Welsh(1.9) |
| Perry Hall | MD | Baltimore County | German(25.9) | Irish(20.6) | Italian(14.8) | English(9.5) | Polish(9.4) |
| Perrysburg | OH | Wood County | German(39.0) | Irish(16.9) | English(10.7) | Polish(9.4) | French(7.2) |
| Perth Amboy | NJ | Middlesex County | Polish(2.4) | Italian(2.1) | American(1.9) | Irish(1.8) | German(1.4) |
| Peru | IL | LaSalle County | German(27.4) | Polish(21.9) | Italian(16.1) | Irish(13.4) | English(6.9) |
| Peru | IN | Miami County | American(27.2) | German(19.2) | Irish(12.6) | English(7.3) | Dutch(2.1) |
| Petal | MS | Forrest County | American(14.9) | Irish(13.1) | English(10.6) | German(10.3) | Scotchn/aIrish(3.9) |
| Petaluma | CA | Sonoma County | German(15.9) | Irish(15.2) | English(12.0) | Italian(10.9) | American(3.9) |
| Peters | PA | Washington County | German(31.6) | Italian(20.3) | Irish(19.6) | English(13.7) | Polish(9.2) |
| Petersburg | VA | Petersburg Independent City | English(5.4) | German(2.8) | American(2.7) | Irish(2.1) | African(1.5) |
| Pewaukee | WI | Waukesha County | German(55.5) | Irish(12.9) | Polish(11.2) | Italian(6.8) | English(5.5) |
| Pflugerville | TX | Travis County | German(14.4) | Irish(8.1) | English(6.2) | American(4.0) | French(2.8) |
| Pharr | TX | Hidalgo County | German(1.5) | English(1.2) | American(0.8) | Irish(0.7) | French(0.6) |
| Phelan | CA | San Bernardino County | German(22.6) | Irish(11.1) | English(11.0) | American(4.4) | Dutch(3.4) |
| Phenix City | AL | Russell County | American(9.1) | Irish(7.2) | German(5.8) | English(4.4) | African(1.6) |
| Philadelphia | PA | Philadelphia County | Irish(12.2) | Italian(8.1) | German(7.6) | Polish(3.6) | English(2.8) |
| Phillipsburg | NJ | Warren County | German(19.6) | Italian(19.0) | Irish(14.4) | American(12.4) | English(6.2) |
| Phoenix | AZ | Maricopa County | German(12.2) | Irish(8.4) | English(6.6) | Italian(4.0) | American(4.0) |
| Phoenixville | PA | Chester County | Irish(23.5) | German(23.5) | Italian(18.3) | English(8.5) | Polish(6.0) |
| Picayune | MS | Pearl River County | German(9.8) | American(9.8) | French(7.5) | Irish(7.4) | English(7.2) |
| Pickerington | OH | Fairfield County | German(29.3) | Irish(18.1) | English(11.6) | American(7.0) | Italian(5.2) |
| Pico Rivera | CA | Los Angeles County | American(1.5) | German(0.9) | Irish(0.9) | Italian(0.6) | French(0.5) |
| Piedmont | CA | Alameda County | English(17.5) | German(14.9) | Irish(8.8) | Russian(5.9) | Italian(4.6) |
| Pierre | SD | Hughes County | German(38.3) | Irish(13.9) | Norwegian(10.8) | English(7.9) | Swedish(4.1) |
| Pike Creek Valley | DE | New Castle County | German(24.1) | Irish(22.3) | Italian(15.7) | English(11.7) | Polish(5.6) |
| Pikesville | MD | Baltimore County | Russian(15.3) | American(9.0) | German(7.7) | Polish(7.3) | English(3.7) |
| Pine | PA | Allegheny County | German(32.3) | Irish(21.8) | Italian(14.4) | English(10.3) | Polish(8.7) |
| Pine Bluff | AR | Jefferson County | English(6.3) | American(3.6) | Irish(3.1) | German(2.9) | European(0.9) |
| Pine Castle | FL | Orange County | Haitian(9.4) | American(6.1) | Irish(4.2) | English(3.3) | German(3.3) |
| Pine Hill | NJ | Camden County | Irish(24.3) | German(21.6) | Italian(17.1) | English(10.3) | Polish(4.4) |
| Pine Hills | FL | Orange County | Haitian(16.5) | Jamaican(7.9) | American(3.6) | German(2.3) | English(2.1) |
| Pinecrest | FL | Miami-Dade County | German(7.0) | Irish(6.2) | American(5.8) | English(5.2) | Russian(4.0) |
| Pinehurst | NC | Moore County | German(18.8) | English(17.9) | Irish(17.3) | American(9.9) | Italian(7.8) |
| Pinellas Park | FL | Pinellas County | German(15.7) | Irish(10.9) | English(10.4) | American(10.3) | Italian(8.3) |
| Pineville | LA | Rapides Parish | American(20.8) | French(10.2) | Irish(9.3) | German(6.5) | English(6.0) |
| Pinewood | FL | Miami-Dade County | Haitian(34.9) | American(6.7) | Jamaican(4.4) | Bahamian(2.8) | African(1.4) |
| Piney Green | NC | Onslow County | German(17.1) | Irish(10.8) | English(8.3) | American(7.4) | Italian(3.9) |
| Pinole | CA | Contra Costa County | German(8.6) | Irish(5.7) | Italian(5.5) | English(4.9) | American(2.9) |
| Piqua | OH | Miami County | German(32.9) | Irish(14.7) | American(9.5) | English(8.5) | Italian(3.8) |
| Piscataway | NJ | Middlesex County | Italian(8.2) | Irish(6.7) | German(6.6) | Polish(4.6) | American(4.2) |
| Pittsburg | CA | Contra Costa County | German(3.8) | Irish(3.8) | Italian(3.2) | English(2.6) | American(1.8) |
| Pittsburg | KS | Crawford County | American(32.0) | German(19.4) | Irish(11.6) | English(8.5) | Italian(5.6) |
| Pittsburgh | PA | Allegheny County | German(20.2) | Irish(16.4) | Italian(13.2) | Polish(7.7) | English(5.1) |
| Pittsfield | MA | Berkshire County | Irish(25.9) | Italian(19.2) | French(13.3) | German(11.5) | English(11.4) |
| Pittsfield | MI | Washtenaw County | German(18.7) | Irish(10.9) | English(9.9) | American(6.9) | Polish(5.9) |
| Pittsford | NY | Monroe County | German(20.5) | Irish(20.1) | English(16.6) | Italian(16.4) | Polish(7.7) |
| Placentia | CA | Orange County | German(12.1) | Irish(8.7) | English(7.6) | Italian(4.7) | American(4.0) |
| Placerville | CA | El Dorado County | German(16.1) | Irish(11.3) | English(9.7) | European(4.8) | Italian(4.8) |
| Plainfield | CT | Windham County | French(24.9) | Irish(17.0) | French Canadian(14.1) | German(13.3) | Italian(12.7) |
| Plainfield | IL | Will County | German(21.2) | Irish(20.6) | Italian(13.9) | Polish(13.0) | English(6.2) |
| Plainfield | IN | Hendricks County | German(22.5) | English(14.2) | Irish(13.0) | American(11.2) | Scottish(3.6) |
| Plainfield | MI | Kent County | German(26.8) | Dutch(21.4) | Irish(15.5) | English(12.4) | Polish(11.1) |
| Plainfield | NJ | Union County | American(9.2) | Jamaican(2.7) | Italian(1.4) | Irish(1.4) | German(1.3) |
| Plainsboro | NJ | Middlesex County | Irish(7.7) | German(7.4) | Italian(7.2) | American(3.7) | Russian(3.5) |
| Plainview | NY | Nassau County | Italian(18.3) | Russian(11.3) | Polish(11.0) | Irish(9.5) | German(7.9) |
| Plainview | TX | Hale County | German(7.1) | Irish(6.4) | American(4.3) | English(4.2) | African(1.3) |
| Plainville | CT | Hartford County | Italian(26.2) | Polish(17.8) | Irish(17.3) | French(16.0) | English(9.5) |
| Plano | IL | Kendall County | German(19.6) | Irish(15.9) | Polish(6.5) | English(6.2) | Norwegian(6.0) |
| Plano | TX | Collin County | German(12.2) | American(9.5) | English(9.0) | Irish(8.7) | Italian(3.2) |
| Plant City | FL | Hillsborough County | American(10.3) | German(8.6) | Irish(7.5) | English(6.0) | Italian(2.5) |
| Plantation | FL | Broward County | Irish(9.1) | German(9.1) | Italian(8.3) | Jamaican(6.4) | American(5.5) |
| Plattekill | NY | Ulster County | Italian(23.6) | Irish(20.0) | German(16.9) | English(7.3) | American(7.0) |
| Platteville | WI | Grant County | German(51.0) | Irish(16.4) | English(10.0) | Norwegian(6.5) | Polish(3.3) |
| Plattsburgh | NY | Clinton County | Irish(21.8) | French(19.6) | German(12.4) | Italian(9.5) | English(9.1) |
| Plattsburgh | NY | Clinton County | French(21.7) | Irish(17.5) | American(12.9) | German(10.4) | English(10.1) |
| Pleasant Grove | AL | Jefferson County | American(8.0) | German(7.9) | English(6.5) | Irish(4.2) | Scottish(2.9) |
| Pleasant Grove | UT | Utah County | English(28.6) | German(11.3) | Danish(8.7) | European(7.6) | Scottish(7.5) |
| Pleasant Hill | CA | Contra Costa County | German(16.8) | Irish(14.0) | English(10.3) | Italian(7.3) | Scottish(3.5) |
| Pleasant Prairie | WI | Kenosha County | German(33.9) | Irish(16.3) | Italian(9.9) | Polish(8.9) | English(7.0) |
| Pleasanton | CA | Alameda County | German(13.6) | Irish(12.2) | English(10.1) | Italian(7.6) | French(3.0) |
| Pleasantville | NJ | Atlantic County | Irish(4.2) | German(4.0) | Haitian(3.2) | Italian(2.9) | American(2.6) |
| Plover | WI | Portage County | German(48.2) | Polish(26.0) | Irish(13.3) | English(8.1) | Norwegian(7.2) |
| Plum | PA | Allegheny County | German(31.3) | Italian(27.1) | Irish(21.6) | English(9.8) | Polish(8.3) |
| Plumstead | PA | Bucks County | German(36.5) | Irish(22.9) | Italian(16.6) | English(9.4) | Polish(6.1) |
| Plymouth | CT | Litchfield County | Italian(20.0) | Irish(18.4) | French(17.3) | German(15.6) | Polish(15.2) |
| Plymouth | IN | Marshall County | German(22.4) | Irish(8.2) | American(6.7) | English(6.6) | Polish(6.6) |
| Plymouth | MA | Plymouth County | Irish(34.4) | Italian(19.6) | English(18.0) | German(8.5) | French(6.2) |
| Plymouth | MI | Wayne County | German(24.3) | Polish(15.4) | Irish(14.7) | English(12.7) | Italian(8.2) |
| Plymouth | MN | Hennepin County | German(31.2) | Norwegian(15.0) | Irish(11.8) | Swedish(10.2) | English(6.2) |
| Plymouth | PA | Montgomery County | Italian(25.8) | Irish(24.9) | German(18.4) | Polish(10.6) | English(6.1) |
| Pocatello | ID | Bannock County | English(19.3) | German(15.1) | American(11.9) | Irish(8.7) | Italian(4.1) |
| Pocono | PA | Monroe County | German(26.4) | Italian(15.4) | Irish(14.6) | English(7.4) | Polish(6.6) |
| Poinciana | FL | Osceola County | Haitian(5.3) | Jamaican(4.7) | German(4.7) | Italian(4.3) | American(3.4) |
| Point Pleasant | NJ | Ocean County | Irish(34.3) | Italian(30.1) | German(22.3) | English(11.1) | Polish(8.2) |
| Pomfret | NY | Chautauqua County | German(26.2) | Italian(25.2) | Irish(17.9) | Polish(16.7) | English(14.4) |
| Pomona | CA | Los Angeles County | German(3.3) | Irish(2.8) | English(1.8) | Italian(1.7) | American(1.5) |
| Pompano Beach | FL | Broward County | Haitian(10.0) | Irish(9.8) | German(9.1) | Italian(8.8) | English(4.9) |
| Pompton Lakes | NJ | Passaic County | Irish(22.1) | Italian(20.3) | German(16.9) | Polish(10.4) | Dutch(6.8) |
| Ponca City | OK | Kay County | German(18.2) | Irish(13.6) | English(9.9) | American(9.5) | Dutch(2.7) |
| Pontiac | IL | Livingston County | German(26.9) | Irish(16.4) | American(13.0) | English(8.7) | Italian(4.7) |
| Pontiac | MI | Oakland County | German(6.4) | Irish(5.5) | English(3.4) | American(3.1) | Polish(2.2) |
| Pooler | GA | Chatham County | Irish(9.7) | German(8.6) | English(7.0) | American(6.8) | Italian(2.5) |
| Poplar Bluff | MO | Butler County | American(15.3) | German(15.1) | Irish(14.3) | English(7.5) | French(1.8) |
| Poquoson | VA | Poquoson Independent City | English(17.2) | German(15.5) | American(13.4) | Irish(12.9) | Italian(4.8) |
| Port Angeles | WA | Clallam County | German(22.0) | Irish(15.2) | English(13.6) | Norwegian(5.8) | Italian(5.4) |
| Port Arthur | TX | Jefferson County | French(5.7) | German(3.3) | Irish(3.1) | American(2.6) | English(2.4) |
| Port Charlotte | FL | Charlotte County | German(15.9) | American(15.6) | Irish(12.4) | English(10.6) | Italian(10.0) |
| Port Chester | NY | Westchester County | Italian(12.1) | American(10.3) | Irish(4.5) | German(2.3) | Polish(2.0) |
| Port Hueneme | CA | Ventura County | German(8.8) | Irish(7.6) | English(5.7) | American(2.3) | French(2.3) |
| Port Huron | MI | Saint Clair County | German(28.8) | Irish(15.8) | English(10.8) | Polish(6.2) | Italian(5.2) |
| Port Huron | MI | Saint Clair County | German(27.7) | Irish(14.6) | English(12.5) | Polish(9.7) | French(6.6) |
| Port Lavaca | TX | Calhoun County | German(8.4) | Irish(6.1) | English(4.7) | American(3.8) | Polish(1.5) |
| Port Neches | TX | Jefferson County | French(12.4) | German(11.9) | Irish(11.0) | English(9.3) | American(7.0) |
| Port Orange | FL | Volusia County | German(16.5) | Irish(15.8) | Italian(12.2) | English(11.6) | American(7.9) |
| Port Orchard | WA | Kitsap County | German(20.9) | Irish(18.2) | English(10.1) | American(6.4) | Italian(6.2) |
| Port Royal | SC | Beaufort County | Irish(14.7) | German(13.9) | English(7.2) | American(6.3) | Italian(5.5) |
| Port Saint John | FL | Brevard County | Irish(16.9) | German(15.4) | English(9.6) | Italian(8.3) | American(8.1) |
| Port Saint Lucie | FL | Saint Lucie County | German(13.2) | Italian(13.1) | Irish(12.9) | English(6.2) | American(5.2) |
| Port Salerno | FL | Martin County | German(16.6) | Irish(14.6) | English(10.5) | Italian(7.5) | American(6.2) |
| Port Washington | NY | Nassau County | Italian(17.8) | Irish(16.9) | German(9.7) | Russian(8.2) | American(6.5) |
| Port Washington | WI | Ozaukee County | German(48.8) | Irish(11.4) | Polish(10.0) | English(6.9) | Norwegian(6.5) |
| Portage | IN | Porter County | German(21.6) | Irish(17.3) | Polish(9.8) | English(6.5) | Italian(5.3) |
| Portage | MI | Kalamazoo County | German(25.4) | Irish(15.9) | English(13.8) | Dutch(12.1) | Polish(6.1) |
| Portage | WI | Columbia County | German(53.1) | Irish(17.2) | Norwegian(9.3) | Polish(7.1) | English(6.3) |
| Portales | NM | Roosevelt County | American(13.6) | Irish(8.8) | German(7.9) | English(5.1) | Italian(2.3) |
| Porterville | CA | Tulare County | German(5.4) | Irish(3.7) | English(3.4) | American(2.6) | Italian(2.0) |
| Portland | ME | Cumberland County | Irish(20.4) | English(17.5) | Italian(9.5) | French(9.2) | German(8.4) |
| Portland | OR | Multnomah County | German(18.1) | Irish(12.1) | English(11.0) | American(5.0) | Italian(4.5) |
| Portland | TN | Sumner County | American(17.1) | German(12.9) | Irish(12.3) | English(8.5) | Italian(3.3) |
| Portland | TX | San Patricio County | German(15.5) | Irish(8.1) | American(6.6) | English(6.0) | French(3.7) |
| Portsmouth | NH | Rockingham County | Irish(23.5) | English(18.2) | German(12.8) | Italian(10.8) | French(10.2) |
| Portsmouth | OH | Scioto County | German(22.1) | Irish(16.5) | American(10.8) | English(10.4) | Italian(2.7) |
| Portsmouth | RI | Newport County | Irish(27.8) | English(18.8) | Portuguese(17.6) | Italian(11.3) | German(9.5) |
| Portsmouth | VA | Portsmouth Independent City | American(11.7) | Irish(7.0) | English(6.5) | German(5.5) | Italian(1.9) |
| Post Falls | ID | Kootenai County | German(27.6) | Irish(16.1) | English(11.2) | American(10.7) | Norwegian(6.8) |
| Potomac | MD | Montgomery County | German(10.4) | Irish(9.2) | English(8.0) | Russian(6.8) | Polish(5.4) |
| Potsdam | NY | Saint Lawrence County | Irish(24.1) | German(13.3) | Italian(12.8) | French(12.4) | English(12.2) |
| Pottstown | PA | Montgomery County | German(28.3) | Irish(18.4) | Italian(12.2) | Polish(7.2) | English(5.9) |
| Pottsville | PA | Schuylkill County | German(36.0) | Irish(26.5) | Italian(13.7) | Dutch(7.8) | Polish(7.0) |
| Poughkeepsie | NY | Dutchess County | Italian(23.0) | Irish(20.2) | German(13.7) | English(8.1) | Polish(4.6) |
| Poughkeepsie | NY | Dutchess County | Italian(12.5) | Irish(11.6) | Jamaican(9.8) | German(8.9) | English(4.6) |
| Poway | CA | San Diego County | German(19.0) | Irish(13.0) | English(10.9) | Italian(6.6) | French(4.6) |
| Powder Springs | GA | Cobb County | American(9.1) | English(6.5) | Irish(5.8) | German(3.6) | African(3.1) |
| Powell | OH | Delaware County | German(24.8) | Irish(17.7) | Italian(12.8) | English(10.3) | American(7.3) |
| Prairie Ridge | WA | Pierce County | German(22.0) | Irish(12.9) | English(10.7) | American(7.3) | Norwegian(6.0) |
| Prairie Village | KS | Johnson County | German(29.1) | Irish(19.3) | English(17.3) | American(6.3) | Italian(4.5) |
| Prairieville | LA | Ascension Parish | French(21.5) | German(11.3) | Irish(10.2) | American(9.5) | Italian(9.1) |
| Prattville | AL | Autauga County | American(16.4) | Irish(9.9) | English(9.4) | German(7.9) | Scottish(3.4) |
| Prescott | AZ | Yavapai County | German(22.5) | English(15.7) | Irish(14.7) | Italian(6.1) | French(5.0) |
| Prescott Valley | AZ | Yavapai County | German(21.6) | Irish(17.6) | English(12.5) | Italian(5.3) | American(5.0) |
| Prichard | AL | Mobile County | American(4.0) | Irish(3.5) | African(2.0) | German(1.6) | English(1.5) |
| Princeton | FL | Miami-Dade County | American(5.9) | German(1.9) | Irish(1.9) | Jamaican(1.5) | English(1.3) |
| Princeton | NJ | Mercer County | Irish(12.8) | German(12.7) | English(9.5) | Italian(9.2) | Polish(6.1) |
| Princeton Meadows | NJ | Middlesex County | Irish(7.4) | Italian(6.9) | German(5.5) | American(3.7) | Polish(3.3) |
| Prior Lake | MN | Scott County | German(38.1) | Norwegian(16.0) | Irish(14.1) | Swedish(10.0) | English(7.3) |
| Prospect Heights | IL | Cook County | Polish(16.9) | German(13.3) | Irish(8.1) | Italian(6.2) | English(3.4) |
| Providence | RI | Providence County | Italian(10.1) | Irish(8.6) | English(4.1) | French(3.5) | German(3.4) |
| Provo | UT | Utah County | English(24.6) | German(10.8) | European(10.1) | Irish(5.6) | Danish(5.5) |
| Prunedale | CA | Monterey County | German(9.1) | Irish(8.8) | English(8.0) | Italian(4.8) | French(3.0) |
| Pueblo | CO | Pueblo County | German(12.9) | Irish(8.0) | English(6.8) | Italian(6.2) | American(3.4) |
| Pueblo West | CO | Pueblo County | German(23.8) | Irish(12.1) | English(10.4) | Italian(6.9) | American(4.9) |
| Pullman | WA | Whitman County | German(25.2) | Irish(13.0) | English(11.5) | Norwegian(7.3) | Italian(5.0) |
| Punta Gorda | FL | Charlotte County | German(19.7) | Irish(15.8) | English(15.5) | American(10.3) | Italian(9.7) |
| Purdue University | IN | Tippecanoe County | German(26.8) | Irish(13.5) | Italian(6.5) | Polish(6.3) | English(4.7) |
| Putnam Valley | NY | Putnam County | Italian(32.7) | Irish(22.2) | German(19.1) | English(5.6) | American(4.0) |
| Puyallup | WA | Pierce County | German(21.5) | Irish(13.5) | English(12.2) | Norwegian(7.3) | American(6.3) |
| Quartz Hill | CA | Los Angeles County | German(12.3) | English(10.4) | Irish(8.2) | Italian(5.9) | American(5.4) |
| Queen Creek | AZ | Maricopa County | German(19.8) | Irish(14.1) | English(14.0) | American(4.6) | Italian(4.6) |
| Queens | NY | Queens County | Italian(6.3) | Irish(4.5) | American(3.0) | German(2.8) | Jamaican(2.7) |
| Queensbury | NY | Warren County | Irish(24.4) | German(15.3) | English(14.1) | Italian(13.9) | American(12.3) |
| Quincy | IL | Adams County | German(40.1) | Irish(11.1) | American(10.6) | English(9.0) | Italian(2.2) |
| Quincy | MA | Norfolk County | Irish(31.4) | Italian(11.9) | English(7.6) | German(4.6) | French(3.1) |
| Raceland | LA | Lafourche Parish | French(15.3) | American(9.6) | French Canadian(9.6) | German(6.7) | Italian(3.8) |
| Racine | WI | Racine County | German(24.1) | Irish(7.0) | African(5.7) | Polish(5.5) | Norwegian(4.6) |
| Radcliff | KY | Hardin County | German(16.2) | American(12.3) | Irish(10.5) | English(5.6) | Italian(2.9) |
| Radford | VA | Radford Independent City | German(16.1) | Irish(13.9) | American(11.1) | English(9.7) | Italian(3.5) |
| Radnor | PA | Delaware County | Irish(27.8) | Italian(16.5) | German(15.7) | English(11.7) | Polish(4.6) |
| Rahway | NJ | Union County | Italian(8.0) | Irish(7.7) | American(7.5) | German(6.3) | Polish(5.3) |
| Raleigh | NC | Wake County | English(9.9) | German(9.8) | American(9.7) | Irish(8.2) | Italian(3.9) |
| Ramapo | NY | Rockland County | European(10.1) | Haitian(8.0) | Italian(7.3) | Polish(7.0) | Hungarian(6.8) |
| Ramona | CA | San Diego County | German(17.8) | Irish(14.5) | English(9.8) | Italian(4.7) | American(3.4) |
| Ramsey | MN | Anoka County | German(33.0) | Norwegian(16.6) | Irish(11.8) | Swedish(9.8) | Polish(7.6) |
| Ramsey | NJ | Bergen County | Italian(31.5) | Irish(26.8) | German(14.6) | English(7.3) | Polish(7.0) |
| Rancho Cordova | CA | Sacramento County | German(11.2) | Irish(8.4) | English(5.8) | Italian(4.3) | American(4.3) |
| Rancho Cucamonga | CA | San Bernardino County | German(11.0) | Irish(7.1) | English(6.8) | Italian(6.3) | American(3.1) |
| Rancho Mirage | CA | Riverside County | German(13.9) | English(11.7) | Irish(9.7) | Italian(7.8) | American(5.5) |
| Rancho Palos Verdes | CA | Los Angeles County | German(11.2) | English(9.8) | Irish(8.3) | Italian(7.2) | American(4.3) |
| Rancho San Diego | CA | San Diego County | German(15.9) | English(10.5) | Assyrian/Chaldean/Syriac(10.4) | Irish(10.3) | Italian(6.0) |
| Rancho Santa Margarita | CA | Orange County | German(18.1) | Irish(13.1) | English(10.8) | Italian(8.4) | Polish(3.9) |
| Randallstown | MD | Baltimore County | African(6.1) | Nigerian(5.5) | American(3.6) | German(3.6) | Irish(2.1) |
| Randolph | MA | Norfolk County | Haitian(14.4) | Irish(11.9) | Italian(5.8) | English(5.7) | Cape Verdean(5.3) |
| Randolph | NJ | Morris County | Italian(20.9) | Irish(16.7) | German(15.4) | Polish(8.2) | English(6.8) |
| Rantoul | IL | Champaign County | German(17.9) | American(17.1) | Irish(9.5) | English(6.1) | Italian(2.9) |
| Rapho | PA | Lancaster County | German(47.2) | American(9.9) | Irish(9.4) | Italian(6.9) | English(6.5) |
| Rapid City | SD | Pennington County | German(34.7) | Irish(12.0) | Norwegian(10.8) | English(9.3) | American(3.9) |
| Raritan | NJ | Hunterdon County | Italian(24.8) | Irish(22.2) | German(19.8) | English(11.0) | Polish(9.9) |
| Ravenna | OH | Portage County | German(31.2) | Irish(17.9) | Italian(11.9) | English(10.9) | Polish(4.7) |
| Raymond | NH | Rockingham County | French(19.6) | Irish(18.0) | English(17.3) | French Canadian(10.4) | Italian(10.1) |
| Raymondville | TX | Willacy County | German(3.1) | American(2.5) | English(1.3) | Irish(0.7) | Scotchn/aIrish(0.4) |
| Raymore | MO | Cass County | German(26.7) | Irish(15.6) | English(11.3) | American(7.7) | French(5.5) |
| Raynham | MA | Bristol County | Irish(31.9) | English(14.1) | Italian(14.0) | Portuguese(13.3) | French(8.8) |
| Raytown | MO | Jackson County | German(15.6) | American(13.6) | Irish(10.3) | English(9.2) | French(2.4) |
| Reading | MA | Middlesex County | Irish(34.1) | Italian(23.5) | English(15.4) | German(7.2) | French(5.3) |
| Reading | OH | Hamilton County | German(31.6) | Irish(17.4) | English(9.2) | American(8.0) | Italian(3.3) |
| Reading | PA | Berks County | German(10.1) | Irish(4.9) | Italian(4.8) | Polish(3.4) | American(2.5) |
| Readington | NJ | Hunterdon County | Italian(25.8) | Irish(22.5) | German(20.3) | Polish(16.9) | English(8.4) |
| Red Bank | NJ | Monmouth County | Irish(20.7) | Italian(17.3) | German(10.4) | English(6.1) | Polish(4.3) |
| Red Bank | TN | Hamilton County | American(16.3) | German(13.1) | Irish(12.9) | English(9.8) | Scotchn/aIrish(4.3) |
| Red Bluff | CA | Tehama County | German(18.0) | Irish(12.1) | English(8.5) | American(6.7) | Italian(6.0) |
| Red Hill | SC | Horry County | American(19.3) | German(16.6) | Irish(13.2) | English(11.9) | Italian(6.8) |
| Red Hook | NY | Dutchess County | Irish(26.8) | Italian(19.5) | German(19.4) | English(13.8) | Dutch(6.0) |
| Red Oak | TX | Ellis County | Irish(11.1) | American(10.3) | English(8.8) | German(6.8) | Italian(2.7) |
| Red Wing | MN | Goodhue County | German(38.2) | Norwegian(16.3) | Irish(13.7) | Swedish(11.7) | English(6.8) |
| Redan | GA | DeKalb County | African(3.1) | Jamaican(3.0) | American(1.5) | Guyanese(1.1) | Irish(1.0) |
| Redding | CA | Shasta County | German(17.1) | Irish(12.7) | English(11.0) | American(9.7) | Italian(5.9) |
| Redford | MI | Wayne County | German(16.8) | Polish(12.9) | Irish(12.0) | English(7.5) | American(7.1) |
| Redland | MD | Montgomery County | German(11.1) | Irish(8.3) | English(6.4) | Italian(5.7) | American(2.8) |
| Redlands | CA | San Bernardino County | German(14.7) | Irish(9.3) | English(8.8) | Italian(4.3) | Dutch(3.3) |
| Redmond | OR | Deschutes County | German(23.7) | Irish(13.8) | English(11.2) | American(6.1) | Italian(4.1) |
| Redmond | WA | King County | German(13.8) | English(10.0) | Irish(7.9) | American(3.6) | European(3.2) |
| Redondo Beach | CA | Los Angeles County | German(14.7) | Irish(12.0) | English(9.4) | Italian(6.9) | American(6.4) |
| Redwood City | CA | San Mateo County | German(9.2) | Irish(8.4) | Italian(7.5) | English(5.6) | French(2.6) |
| Reedley | CA | Fresno County | German(5.8) | English(3.5) | Irish(2.6) | Dutch(1.9) | American(1.7) |
| Rehoboth | MA | Bristol County | Portuguese(21.6) | Irish(20.1) | English(17.2) | Italian(15.2) | French(14.0) |
| Reidsville | NC | Rockingham County | English(9.8) | American(8.6) | Irish(7.0) | German(6.3) | European(2.8) |
| Reisterstown | MD | Baltimore County | German(14.9) | Irish(10.1) | English(5.2) | Russian(5.1) | Italian(4.5) |
| Rendon | TX | Tarrant County | German(15.0) | English(12.2) | American(11.4) | Irish(11.0) | French(4.0) |
| Reno | NV | Washoe County | German(13.9) | Irish(11.6) | English(8.3) | Italian(6.7) | American(5.2) |
| Renton | WA | King County | German(13.5) | Irish(7.7) | English(7.7) | Norwegian(4.2) | American(3.8) |
| Republic | MO | Greene County | German(23.3) | Irish(15.3) | American(13.0) | English(11.7) | Scotchn/aIrish(3.2) |
| Reston | VA | Fairfax County | German(14.1) | Irish(14.0) | English(10.4) | Italian(6.1) | American(3.8) |
| Revere | MA | Suffolk County | Italian(29.8) | Irish(14.0) | English(4.1) | French(3.1) | Brazilian(2.5) |
| Rexburg | ID | Madison County | English(34.6) | German(13.4) | Irish(7.2) | Danish(6.4) | American(6.1) |
| Reynoldsburg | OH | Franklin County | German(21.4) | Irish(16.6) | English(7.7) | American(6.0) | Italian(5.5) |
| Rialto | CA | San Bernardino County | German(3.6) | Irish(2.1) | American(2.0) | English(1.8) | Italian(1.7) |
| Richardson | TX | Dallas County | German(12.7) | English(11.1) | Irish(7.3) | American(7.1) | Italian(2.7) |
| Richfield | MN | Hennepin County | German(21.5) | Norwegian(11.9) | Irish(9.3) | Swedish(9.3) | English(5.8) |
| Richfield | WI | Washington County | German(57.8) | Polish(14.3) | Irish(10.7) | English(6.0) | American(5.5) |
| Richland | PA | Allegheny County | German(37.1) | Irish(22.8) | Italian(16.6) | Polish(14.2) | English(7.6) |
| Richland | PA | Bucks County | German(35.6) | Irish(22.8) | English(12.8) | Italian(12.6) | Pennsylvania German(6.0) |
| Richland | PA | Cambria County | German(33.3) | Irish(18.9) | Italian(14.1) | Polish(9.4) | Slovak(8.5) |
| Richland | WA | Benton County | German(22.4) | English(15.8) | Irish(12.8) | American(8.4) | Norwegian(5.3) |
| Richmond | CA | Contra Costa County | German(3.8) | Irish(3.0) | English(2.7) | Italian(2.2) | African(1.9) |
| Richmond | IN | Wayne County | German(19.4) | Irish(12.6) | English(10.4) | American(8.3) | Italian(3.7) |
| Richmond | KY | Madison County | American(18.8) | Irish(15.8) | German(13.6) | English(10.0) | Italian(3.0) |
| Richmond | TX | Fort Bend County | German(7.9) | Irish(4.8) | English(4.7) | Czech(2.3) | American(1.7) |
| Richmond | VA | Richmond Independent City | English(8.3) | German(7.3) | Irish(6.8) | American(3.9) | Italian(2.8) |
| Richmond Heights | OH | Cuyahoga County | German(10.8) | Italian(8.3) | Irish(7.4) | English(4.7) | African(3.2) |
| Richmond West | FL | Miami-Dade County | American(4.2) | Jamaican(2.3) | Haitian(2.3) | Italian(2.1) | German(1.1) |
| Richton Park | IL | Cook County | German(4.8) | Irish(3.4) | Polish(2.9) | African(2.3) | English(1.2) |
| Ridge | NY | Suffolk County | Italian(31.4) | Irish(30.8) | German(26.4) | English(6.6) | Polish(6.5) |
| Ridgecrest | CA | Kern County | German(12.7) | Irish(10.1) | English(8.6) | American(8.5) | Italian(4.5) |
| Ridgefield | CT | Fairfield County | Italian(23.5) | Irish(23.5) | German(18.1) | English(13.1) | American(5.8) |
| Ridgefield | NJ | Bergen County | Italian(18.6) | Irish(8.1) | German(5.3) | Croatian(2.7) | Greek(2.5) |
| Ridgefield Park | NJ | Bergen County | Italian(14.8) | Irish(11.2) | German(6.0) | Russian(2.3) | Polish(2.3) |
| Ridgeland | MS | Madison County | English(17.0) | Irish(8.7) | American(7.6) | German(7.4) | Scottish(2.1) |
| Ridgewood | NJ | Bergen County | Irish(22.0) | Italian(17.1) | German(13.5) | English(9.2) | Polish(4.9) |
| Ridley | PA | Delaware County | Irish(39.1) | Italian(23.9) | German(18.7) | English(9.0) | Polish(5.8) |
| Ringwood | NJ | Passaic County | Irish(26.7) | Italian(25.3) | German(17.8) | Polish(10.5) | English(9.9) |
| Rio Grande City | TX | Starr County | Irish(0.8) | German(0.7) | American(0.6) | Dutch(0.2) | Italian(0.2) |
| Rio Linda | CA | Sacramento County | German(14.2) | Irish(11.1) | English(7.3) | American(5.9) | Italian(5.4) |
| Rio Rancho | NM | Sandoval County | German(14.7) | Irish(9.9) | English(9.6) | American(5.1) | Italian(4.4) |
| Rio Rico | AZ | Santa Cruz County | German(3.6) | Irish(3.1) | Italian(2.5) | English(1.6) | American(1.5) |
| Ripon | CA | San Joaquin County | German(13.5) | English(9.9) | Dutch(9.9) | Italian(8.6) | American(8.5) |
| River Edge | NJ | Bergen County | Italian(23.9) | Irish(21.4) | German(12.0) | English(5.1) | Polish(5.1) |
| River Falls | WI | Pierce County | German(46.2) | Irish(17.4) | Norwegian(14.4) | English(6.9) | Polish(6.0) |
| River Forest | IL | Cook County | Irish(27.6) | German(23.6) | English(12.7) | Italian(10.9) | Polish(7.4) |
| River Grove | IL | Cook County | Polish(30.3) | Italian(11.4) | German(9.6) | Irish(9.3) | American(3.6) |
| River Ridge | LA | Jefferson Parish | French(21.2) | German(17.5) | Italian(15.7) | Irish(13.9) | American(10.4) |
| Riverbank | CA | Stanislaus County | Irish(7.2) | German(6.8) | American(4.6) | Italian(3.6) | English(3.1) |
| Riverdale | GA | Clayton County | American(7.3) | Nigerian(2.9) | African(1.6) | Irish(1.2) | Jamaican(0.9) |
| Riverdale | IL | Cook County | Nigerian(1.2) | African(1.1) | American(1.0) | Irish(0.8) | English(0.7) |
| Riverhead | NY | Suffolk County | Irish(21.8) | Italian(19.4) | German(17.5) | Polish(10.6) | English(7.2) |
| Riverhead | NY | Suffolk County | Irish(18.1) | Polish(14.1) | German(13.8) | Italian(11.2) | English(5.6) |
| Riverside | CA | Riverside County | German(8.6) | Irish(6.4) | English(5.5) | Italian(3.6) | American(3.0) |
| Riverside | OH | Montgomery County | German(22.7) | Irish(15.4) | American(13.3) | English(8.0) | French(3.3) |
| Riverton | UT | Salt Lake County | English(27.8) | German(14.2) | European(6.3) | Danish(6.2) | Irish(5.9) |
| Riverton | WY | Fremont County | German(26.4) | Irish(10.4) | English(7.0) | American(5.7) | European(3.3) |
| Riverview | FL | Hillsborough County | Irish(11.9) | German(11.4) | English(8.3) | American(7.8) | Italian(5.3) |
| Riverview | MI | Wayne County | German(17.9) | Irish(15.8) | Polish(12.5) | English(12.4) | Italian(8.0) |
| Riviera Beach | FL | Palm Beach County | American(7.0) | Haitian(6.2) | Jamaican(4.0) | German(3.5) | Irish(3.4) |
| Riviera Beach | MD | Anne Arundel County | German(30.3) | Irish(23.9) | English(10.0) | Italian(8.2) | Polish(7.0) |
| Roanoke | VA | Roanoke Independent City | German(11.9) | English(11.8) | Irish(9.6) | American(9.4) | Scotchn/aIrish(3.3) |
| Roanoke Rapids | NC | Halifax County | English(15.7) | American(10.3) | Irish(7.9) | German(5.0) | Italian(2.3) |
| Robbinsdale | MN | Hennepin County | German(31.2) | Norwegian(13.2) | Irish(11.6) | Swedish(10.2) | Polish(6.7) |
| Robbinsville | NJ | Mercer County | Italian(23.2) | Irish(15.2) | Polish(13.6) | German(12.3) | English(7.4) |
| Robertsville | NJ | Monmouth County | Italian(24.9) | Polish(11.7) | Russian(11.4) | Irish(10.7) | American(8.7) |
| Robinson | PA | Allegheny County | German(28.7) | Irish(22.7) | Italian(21.0) | Polish(10.3) | English(10.1) |
| Robinson | TX | McLennan County | German(19.8) | Irish(14.5) | American(9.4) | English(7.9) | French(4.4) |
| Robstown | TX | Nueces County | Irish(2.1) | German(1.5) | American(1.0) | French(0.8) | Czech(0.7) |
| Rochester | MI | Oakland County | German(22.2) | Polish(15.3) | Irish(14.0) | Italian(12.1) | English(10.6) |
| Rochester | MN | Olmsted County | German(32.2) | Norwegian(15.8) | Irish(10.3) | English(6.3) | Swedish(4.3) |
| Rochester | NH | Strafford County | Irish(20.3) | French(18.0) | English(15.5) | French Canadian(9.0) | American(8.0) |
| Rochester | NY | Monroe County | German(9.4) | Irish(8.9) | Italian(8.3) | English(5.7) | Polish(2.5) |
| Rochester Hills | MI | Oakland County | German(20.5) | Irish(12.1) | Polish(11.4) | English(10.1) | Italian(7.7) |
| Rock Hill | SC | York County | Irish(9.9) | German(9.7) | African(9.0) | English(8.2) | American(5.8) |
| Rock Island | IL | Rock Island County | German(23.9) | Irish(13.6) | English(6.8) | Swedish(5.2) | American(4.6) |
| Rock Springs | WY | Sweetwater County | German(18.9) | English(17.8) | Irish(11.4) | Italian(6.5) | Scottish(5.7) |
| Rockaway | NJ | Morris County | Italian(20.8) | Irish(20.4) | German(15.8) | Polish(8.8) | English(6.2) |
| Rockford | IL | Winnebago County | German(19.0) | Irish(10.3) | Swedish(7.2) | Italian(6.6) | American(6.1) |
| Rockland | MA | Plymouth County | Irish(38.5) | Italian(15.0) | English(12.7) | American(9.0) | German(6.4) |
| Rockledge | FL | Brevard County | German(15.4) | Irish(14.8) | English(11.9) | American(10.7) | Italian(7.8) |
| Rocklin | CA | Placer County | German(16.9) | Irish(14.4) | English(11.8) | Italian(8.5) | American(5.1) |
| Rockville | MD | Montgomery County | German(10.5) | Irish(9.7) | English(7.1) | Italian(4.0) | Russian(3.9) |
| Rockville Centre | NY | Nassau County | Irish(36.6) | Italian(26.4) | German(11.7) | Polish(5.0) | English(4.3) |
| Rockwall | TX | Rockwall County | German(16.3) | American(13.1) | English(11.5) | Irish(10.1) | French(3.7) |
| Rocky Hill | CT | Hartford County | Italian(26.4) | Irish(16.1) | Polish(12.5) | English(9.0) | German(7.1) |
| Rocky Mount | NC | Nash County | English(7.8) | American(7.6) | German(4.1) | Irish(3.9) | Scotchn/aIrish(1.6) |
| Rocky Point | NY | Suffolk County | Italian(31.9) | Irish(31.6) | German(20.8) | English(8.6) | American(6.9) |
| Rocky River | OH | Cuyahoga County | Irish(26.5) | German(25.8) | English(10.1) | Italian(9.3) | Polish(7.7) |
| Rogers | AR | Benton County | German(10.5) | English(7.8) | Irish(7.3) | American(7.2) | Italian(1.8) |
| Rohnert Park | CA | Sonoma County | German(15.1) | Irish(12.8) | Italian(9.8) | English(8.4) | European(3.4) |
| Rolla | MO | Phelps County | German(24.6) | Irish(9.9) | American(9.6) | English(8.9) | Italian(4.3) |
| Rolling Meadows | IL | Cook County | German(20.1) | Irish(12.6) | Polish(11.8) | Italian(10.7) | English(4.3) |
| Rome | GA | Floyd County | American(12.9) | English(9.9) | Irish(7.1) | German(6.1) | French(1.3) |
| Rome | NY | Oneida County | Italian(23.2) | Irish(18.1) | German(16.7) | American(10.6) | Polish(8.3) |
| Romeoville | IL | Will County | German(13.6) | Irish(12.6) | Polish(11.5) | Italian(9.7) | English(3.3) |
| Romulus | MI | Wayne County | German(14.5) | Irish(11.6) | Polish(6.5) | English(4.2) | Italian(3.7) |
| Ronkonkoma | NY | Suffolk County | Italian(37.1) | Irish(27.4) | German(20.0) | Polish(6.5) | English(4.5) |
| Roosevelt | NY | Nassau County | Jamaican(6.3) | American(3.0) | Haitian(1.9) | West Indian(1.8) | African(1.1) |
| Rosamond | CA | Kern County | German(9.7) | Irish(8.3) | American(6.5) | English(4.9) | Italian(3.2) |
| Rosaryville | MD | Prince George's County | African(8.1) | German(3.4) | American(3.2) | English(2.3) | Irish(1.8) |
| Roscoe | IL | Winnebago County | German(32.3) | Irish(15.4) | American(12.1) | English(10.8) | Italian(8.5) |
| Rose Hill | VA | Fairfax County | German(14.3) | Irish(12.8) | English(8.5) | American(7.2) | Italian(5.9) |
| Roseburg | OR | Douglas County | German(19.2) | Irish(16.8) | English(12.8) | American(7.2) | French(3.8) |
| Rosedale | CA | Kern County | German(15.9) | English(13.1) | Irish(10.9) | Italian(7.4) | American(4.0) |
| Rosedale | MD | Baltimore County | German(20.2) | Irish(11.2) | Polish(10.5) | Italian(6.5) | American(6.3) |
| Roselle | IL | DuPage County | German(21.6) | Italian(18.1) | Polish(16.3) | Irish(15.5) | English(4.9) |
| Roselle | NJ | Union County | Haitian(9.1) | American(3.5) | Irish(3.3) | Italian(2.9) | German(2.9) |
| Roselle Park | NJ | Union County | Italian(19.0) | Irish(11.5) | German(7.8) | Polish(6.4) | American(3.8) |
| Rosemead | CA | Los Angeles County | American(1.4) | Italian(0.9) | German(0.9) | Irish(0.7) | English(0.6) |
| Rosemont | CA | Sacramento County | German(12.2) | Irish(8.7) | Italian(5.5) | English(5.3) | American(3.3) |
| Rosemount | MN | Dakota County | German(39.4) | Irish(14.0) | Norwegian(13.7) | Swedish(8.9) | English(5.4) |
| Rosenberg | TX | Fort Bend County | German(7.3) | Irish(3.8) | American(3.7) | English(2.8) | Czech(2.8) |
| Roseville | CA | Placer County | German(17.7) | Irish(13.0) | English(11.6) | Italian(7.2) | American(3.9) |
| Roseville | MI | Macomb County | German(23.9) | Polish(17.2) | Italian(11.8) | Irish(11.7) | English(6.5) |
| Roseville | MN | Ramsey County | German(32.0) | Norwegian(13.2) | Irish(13.1) | Swedish(11.2) | English(6.7) |
| Ross | PA | Allegheny County | German(37.3) | Irish(23.1) | Italian(15.8) | Polish(10.2) | English(8.9) |
| Rossmoor | CA | Orange County | German(18.2) | English(14.5) | Irish(14.3) | Italian(7.2) | Polish(3.9) |
| Rossville | MD | Baltimore County | German(15.8) | Irish(10.5) | Italian(7.6) | English(6.9) | Polish(5.5) |
| Rostraver | PA | Westmoreland County | German(22.8) | Italian(20.3) | English(13.1) | Irish(12.7) | Polish(10.7) |
| Roswell | GA | Fulton County | English(12.0) | Irish(11.4) | German(11.4) | American(7.6) | Italian(4.9) |
| Roswell | NM | Chaves County | Irish(8.1) | German(8.0) | English(7.4) | American(4.7) | Italian(1.6) |
| Rotterdam | NY | Schenectady County | Italian(31.6) | Irish(23.0) | German(19.0) | Polish(11.0) | English(8.7) |
| Rotterdam | NY | Schenectady County | Italian(31.8) | Irish(22.0) | German(17.9) | Polish(10.3) | English(8.4) |
| Round Lake | IL | Lake County | German(17.2) | Irish(11.3) | Italian(9.4) | Polish(8.3) | English(4.7) |
| Round Lake Beach | IL | Lake County | German(16.2) | Irish(9.6) | Polish(8.3) | Italian(4.3) | English(2.7) |
| Round Rock | TX | Williamson County | German(15.0) | Irish(8.5) | English(8.3) | American(6.0) | Italian(3.2) |
| Rowland Heights | CA | Los Angeles County | American(3.2) | English(2.0) | Irish(1.9) | German(1.5) | Italian(0.8) |
| Rowlett | TX | Dallas County | German(11.7) | Irish(7.7) | American(7.3) | English(7.2) | Italian(2.6) |
| Roxbury | NJ | Morris County | Italian(25.5) | Irish(20.4) | German(16.1) | Polish(8.9) | English(7.8) |
| Roy | UT | Weber County | English(23.6) | German(12.3) | American(8.9) | Irish(7.3) | Swedish(4.0) |
| Royal Kunia | HI | Honolulu County | German(5.3) | Portuguese(2.0) | Irish(1.7) | English(1.1) | American(1.1) |
| Royal Oak | MI | Oakland County | German(24.0) | Irish(16.0) | English(12.3) | Polish(12.3) | Italian(7.2) |
| Royal Palm Beach | FL | Palm Beach County | German(10.7) | Irish(10.0) | Italian(8.1) | American(6.3) | English(5.1) |
| Ruskin | FL | Hillsborough County | Irish(10.0) | German(8.6) | American(8.2) | English(7.9) | Italian(6.6) |
| Russellville | AR | Pope County | American(18.9) | German(11.7) | Irish(11.6) | English(9.3) | French(3.1) |
| Ruston | LA | Lincoln Parish | Irish(10.1) | German(6.7) | English(6.4) | American(4.1) | French(4.0) |
| Rutherford | NJ | Bergen County | Italian(23.9) | Irish(19.4) | German(10.8) | Polish(7.1) | English(5.0) |
| Rutland | VT | Rutland County | Irish(26.1) | French(17.3) | English(14.7) | Italian(13.8) | German(10.7) |
| Rye | NY | Westchester County | Italian(17.2) | American(10.6) | Irish(6.1) | German(4.0) | Polish(3.5) |
| Rye | NY | Westchester County | Irish(19.9) | American(16.8) | Italian(15.5) | German(11.8) | English(10.4) |
| Sachse | TX | Dallas County | German(17.6) | English(9.0) | Irish(7.8) | American(7.5) | Italian(3.2) |
| Saco | ME | York County | French(19.7) | Irish(18.6) | English(15.7) | French Canadian(11.3) | Italian(8.1) |
| Sacramento | CA | Sacramento County | German(8.5) | Irish(7.1) | English(5.7) | Italian(4.1) | American(2.1) |
| Saddle Brook | NJ | Bergen County | Italian(28.0) | Irish(11.2) | German(9.8) | Polish(9.8) | American(7.0) |
| Safety Harbor | FL | Pinellas County | German(16.1) | Irish(15.4) | English(10.7) | Italian(9.8) | American(8.1) |
| Saginaw | MI | Saginaw County | German(14.2) | Irish(6.3) | Polish(4.6) | English(4.3) | French(3.7) |
| Saginaw | MI | Saginaw County | German(32.5) | Polish(11.1) | Irish(10.6) | English(9.4) | French(7.1) |
| Saginaw | TX | Tarrant County | Irish(13.7) | German(13.4) | American(11.0) | English(8.1) | French(3.1) |
| Sahuarita | AZ | Pima County | Irish(14.2) | German(12.8) | English(10.7) | Italian(5.4) | Polish(3.5) |
| Saint Albans | WV | Kanawha County | German(16.3) | American(14.0) | English(13.9) | Irish(12.8) | Scotchn/aIrish(4.1) |
| Saint Andrews | SC | Richland County | German(5.7) | Irish(5.2) | English(4.5) | American(4.1) | French(2.2) |
| Saint Ann | MO | Saint Louis County | German(24.6) | Irish(15.2) | American(9.4) | English(6.0) | French(4.7) |
| Saint Augustine | FL | Saint Johns County | German(13.8) | Irish(12.5) | English(11.7) | Italian(9.0) | American(7.8) |
| Saint Charles | IL | Kane County | German(30.1) | Irish(19.0) | Italian(12.0) | Polish(10.4) | English(9.5) |
| Saint Charles | MO | Saint Charles County | German(37.9) | Irish(16.9) | English(9.5) | American(7.0) | Italian(5.8) |
| Saint Clair Shores | MI | Macomb County | German(24.0) | Polish(18.2) | Irish(15.2) | Italian(14.3) | English(8.4) |
| Saint Cloud | FL | Osceola County | Irish(14.0) | German(13.9) | American(11.8) | Italian(7.7) | English(6.5) |
| Saint Cloud | MN | Stearns County | German(42.0) | Norwegian(10.4) | Irish(9.7) | Polish(6.4) | Swedish(5.7) |
| Saint George | UT | Washington County | English(30.6) | German(11.2) | Irish(10.0) | Danish(5.2) | American(5.2) |
| Saint Helens | OR | Columbia County | German(21.9) | Irish(15.9) | English(7.3) | Norwegian(5.0) | American(4.1) |
| Saint James | NY | Suffolk County | Italian(40.2) | Irish(29.8) | German(20.9) | Polish(6.6) | English(6.0) |
| Saint John | IN | Lake County | German(25.2) | Polish(19.4) | Irish(17.5) | Italian(11.2) | Dutch(6.8) |
| Saint Joseph | MI | Berrien County | German(35.3) | Irish(17.6) | English(10.7) | Italian(7.3) | Polish(5.9) |
| Saint Joseph | MO | Buchanan County | German(23.0) | American(17.0) | Irish(14.4) | English(9.3) | French(2.5) |
| Saint Louis | MO | Saint Louis Independent City | German(16.4) | Irish(10.3) | English(4.2) | American(3.9) | Italian(3.8) |
| Saint Louis Park | MN | Hennepin County | German(29.3) | Norwegian(13.8) | Irish(12.5) | Swedish(9.0) | English(7.0) |
| Saint Marys | GA | Camden County | German(11.4) | American(11.3) | Irish(10.8) | English(7.8) | Italian(5.4) |
| Saint Marys | PA | Elk County | German(60.3) | Italian(16.0) | Irish(13.6) | Polish(7.7) | English(5.5) |
| Saint Matthews | KY | Jefferson County | German(25.8) | American(21.1) | Irish(16.4) | English(11.9) | Scottish(2.7) |
| Saint Michael | MN | Wright County | German(48.3) | Irish(15.8) | Norwegian(12.4) | Swedish(11.7) | Polish(9.4) |
| Saint Paul | MN | Ramsey County | German(22.7) | Irish(11.6) | Norwegian(7.9) | Swedish(6.0) | English(5.1) |
| Saint Peter | MN | Nicollet County | German(40.3) | Norwegian(16.9) | Irish(9.4) | Swedish(9.0) | English(5.9) |
| Saint Peters | MO | Saint Charles County | German(37.8) | Irish(20.6) | English(11.3) | Italian(7.8) | American(6.9) |
| Saint Petersburg | FL | Pinellas County | German(13.8) | Irish(12.5) | English(9.5) | Italian(6.0) | American(4.9) |
| Saint Simons | GA | Glynn County | English(22.0) | Irish(16.0) | German(13.7) | American(12.9) | French(5.0) |
| Saks | AL | Calhoun County | Irish(12.6) | American(11.9) | German(9.7) | English(6.8) | Italian(2.3) |
| Salem | MA | Essex County | Irish(24.5) | Italian(15.7) | English(8.6) | French(7.6) | Polish(5.2) |
| Salem | NH | Rockingham County | Irish(25.8) | Italian(23.3) | French(12.2) | English(11.8) | French Canadian(8.8) |
| Salem | OH | Columbiana County | German(29.3) | Irish(18.4) | American(12.5) | Italian(10.1) | English(8.8) |
| Salem | OR | Marion County | German(20.8) | Irish(12.1) | English(11.2) | American(4.3) | Norwegian(3.7) |
| Salem | VA | Salem Independent City | German(18.2) | American(16.4) | English(15.8) | Irish(10.3) | Scotchn/aIrish(3.5) |
| Salem | WI | Kenosha County | German(38.7) | Irish(17.2) | Polish(7.9) | English(6.7) | Italian(6.4) |
| Salida | CA | Stanislaus County | German(6.8) | Irish(6.6) | English(6.5) | Italian(5.2) | Portuguese(5.1) |
| Salina | KS | Saline County | German(32.7) | Irish(11.0) | American(8.0) | English(8.0) | Swedish(5.0) |
| Salina | NY | Onondaga County | Italian(28.0) | Irish(22.9) | German(21.6) | English(11.3) | French(7.1) |
| Salinas | CA | Monterey County | German(3.5) | Irish(2.4) | Italian(2.1) | English(2.0) | American(1.1) |
| Salisbury | MD | Wicomico County | Irish(12.1) | German(11.7) | English(10.8) | Haitian(5.5) | American(5.0) |
| Salisbury | NC | Rowan County | German(11.2) | American(11.0) | Irish(6.5) | English(6.5) | Scotchn/aIrish(3.0) |
| Salisbury | NY | Nassau County | Italian(26.4) | Irish(14.0) | German(11.8) | Polish(6.5) | Russian(4.7) |
| Salisbury | PA | Lancaster County | German(34.6) | Pennsylvania German(13.3) | English(10.9) | American(10.3) | Irish(9.1) |
| Salisbury | PA | Lehigh County | German(30.8) | Irish(14.6) | Italian(11.7) | Polish(6.6) | Pennsylvania German(6.4) |
| Salmon Creek | WA | Clark County | German(23.4) | English(13.1) | Irish(9.8) | Norwegian(7.0) | Italian(6.0) |
| Salt Lake City | UT | Salt Lake County | English(17.0) | German(11.3) | Irish(6.6) | American(3.9) | Scottish(3.7) |
| Sammamish | WA | King County | German(16.9) | English(11.5) | Irish(10.8) | Italian(4.6) | American(4.3) |
| San Angelo | TX | Tom Green County | German(12.5) | Irish(7.8) | English(6.8) | American(6.1) | French(2.1) |
| San Anselmo | CA | Marin County | Irish(18.9) | English(17.7) | German(16.0) | Italian(8.4) | Russian(5.8) |
| San Antonio | TX | Bexar County | German(8.4) | Irish(4.7) | English(4.1) | American(3.6) | Italian(1.9) |
| San Benito | TX | Cameron County | American(1.4) | Irish(1.4) | English(1.2) | Norwegian(1.0) | German(0.9) |
| San Bernardino | CA | San Bernardino County | German(4.9) | Irish(3.0) | English(2.6) | American(2.3) | Italian(1.3) |
| San Bruno | CA | San Mateo County | Irish(9.9) | Italian(9.7) | German(5.9) | English(3.8) | Russian(2.0) |
| San Buenaventura (Ventura) | CA | Ventura County | German(14.8) | Irish(11.2) | English(11.0) | Italian(5.3) | American(3.5) |
| San Carlos | CA | San Mateo County | German(16.0) | English(14.0) | Irish(13.9) | Italian(10.4) | European(4.5) |
| San Carlos Park | FL | Lee County | German(16.4) | American(12.0) | Irish(11.3) | English(8.8) | Italian(6.6) |
| San Clemente | CA | Orange County | German(19.1) | Irish(15.4) | English(14.6) | Italian(8.1) | French(4.2) |
| San Diego | CA | San Diego County | German(9.8) | Irish(7.9) | English(6.4) | Italian(4.4) | American(2.9) |
| San Diego Country Estates | CA | San Diego County | German(20.7) | English(19.0) | Irish(13.1) | Italian(5.8) | French(4.7) |
| San Dimas | CA | Los Angeles County | German(10.5) | American(9.7) | English(7.2) | Irish(7.1) | Italian(6.0) |
| San Elizario | TX | El Paso County | Irish(0.4) | American(0.4) | French(0.1) | (n/a) | (n/a) |
| San Fernando | CA | Los Angeles County | Italian(1.5) | German(1.4) | Polish(1.1) | Scottish(0.6) | English(0.6) |
| San Francisco | CA | San Francisco County | German(8.2) | Irish(8.0) | English(5.1) | Italian(4.9) | Russian(2.5) |
| San Gabriel | CA | Los Angeles County | German(2.4) | Italian(2.3) | American(1.4) | Irish(1.4) | English(1.1) |
| San Jacinto | CA | Riverside County | German(10.2) | English(6.9) | Irish(6.5) | American(3.4) | Italian(3.0) |
| San Jose | CA | Santa Clara County | German(6.2) | Irish(4.6) | Italian(4.3) | English(4.2) | American(1.6) |
| San Juan | TX | Hidalgo County | English(0.9) | Irish(0.8) | German(0.7) | American(0.6) | French(0.2) |
| San Juan Capistrano | CA | Orange County | German(13.4) | English(11.6) | Irish(10.9) | Italian(5.5) | American(4.0) |
| San Leandro | CA | Alameda County | German(5.0) | Irish(4.4) | English(4.3) | Portuguese(3.4) | Italian(3.4) |
| San Lorenzo | CA | Alameda County | German(7.7) | Irish(6.0) | Portuguese(5.1) | Italian(4.3) | English(3.6) |
| San Luis | AZ | Yuma County | German(1.4) | Irish(1.0) | English(0.6) | Italian(0.3) | Dutch(0.2) |
| San Luis Obispo | CA | San Luis Obispo County | German(18.2) | Irish(12.4) | English(10.9) | Italian(7.6) | French(4.0) |
| San Marcos | CA | San Diego County | English(17.1) | German(9.9) | Irish(7.6) | Italian(5.9) | American(3.1) |
| San Marcos | TX | Hays County | German(15.1) | Irish(7.4) | English(6.9) | Italian(2.9) | American(2.5) |
| San Marino | CA | Los Angeles County | English(8.1) | German(7.3) | Irish(5.5) | Italian(2.4) | Swedish(2.1) |
| San Mateo | CA | San Mateo County | German(9.0) | Irish(8.6) | Italian(8.5) | English(6.1) | American(2.2) |
| San Pablo | CA | Contra Costa County | Irish(3.1) | German(2.4) | Italian(1.8) | English(1.3) | Belizean(0.9) |
| San Rafael | CA | Marin County | Irish(11.3) | German(10.0) | English(9.2) | Italian(8.5) | European(3.4) |
| San Ramon | CA | Contra Costa County | German(9.3) | Irish(7.5) | English(7.2) | Italian(6.4) | American(3.2) |
| San Tan Valley | AZ | Pinal County | German(16.2) | Irish(12.3) | English(10.3) | Italian(6.2) | American(3.4) |
| Sand Springs | OK | Tulsa County | German(17.7) | Irish(14.9) | English(9.6) | American(9.6) | Scottish(2.7) |
| Sandusky | OH | Erie County | German(31.1) | Irish(13.8) | Italian(7.6) | English(6.4) | Polish(3.8) |
| Sandwich | MA | Barnstable County | Irish(32.6) | Italian(16.5) | English(15.0) | German(8.6) | American(8.0) |
| Sandy | PA | Clearfield County | American(36.7) | German(24.3) | Irish(9.6) | Italian(8.0) | English(6.7) |
| Sandy | UT | Salt Lake County | English(28.0) | German(13.1) | Irish(6.3) | American(5.8) | Scottish(5.3) |
| Sandy Springs | GA | Fulton County | American(11.4) | English(9.0) | German(7.7) | Irish(7.5) | Italian(3.1) |
| Sanford | FL | Seminole County | German(9.0) | Irish(7.6) | English(7.2) | Italian(5.3) | European(5.1) |
| Sanford | ME | York County | French(22.6) | English(20.3) | Irish(20.0) | French Canadian(13.2) | German(7.8) |
| Sanford | NC | Lee County | American(8.9) | English(8.7) | German(6.9) | Irish(6.0) | Scotchn/aIrish(2.9) |
| Sanger | CA | Fresno County | German(3.8) | Irish(2.6) | English(2.0) | American(1.1) | Armenian(0.9) |
| Santa Ana | CA | Orange County | American(2.2) | German(1.9) | Irish(1.5) | English(1.4) | Italian(0.8) |
| Santa Barbara | CA | Santa Barbara County | German(11.4) | English(9.7) | Irish(8.6) | Italian(5.6) | French(3.0) |
| Santa Clara | CA | Santa Clara County | German(7.0) | Irish(5.3) | English(5.2) | Italian(3.9) | Portuguese(2.2) |
| Santa Clarita | CA | Los Angeles County | German(12.8) | Irish(10.7) | English(8.8) | Italian(7.0) | American(4.0) |
| Santa Cruz | CA | Santa Cruz County | German(15.1) | Irish(12.0) | English(11.2) | Italian(7.7) | European(5.3) |
| Santa Fe | NM | Santa Fe County | German(9.8) | English(9.1) | Irish(7.3) | American(3.9) | Italian(3.1) |
| Santa Fe | TX | Galveston County | German(20.1) | Irish(12.4) | English(9.2) | American(6.8) | French(6.1) |
| Santa Fe Springs | CA | Los Angeles County | German(2.6) | American(1.9) | Nigerian(1.5) | Irish(1.4) | French(1.4) |
| Santa Maria | CA | Santa Barbara County | German(5.7) | Irish(4.2) | English(3.5) | Italian(1.8) | American(1.8) |
| Santa Monica | CA | Los Angeles County | German(12.4) | Irish(11.7) | English(9.3) | Italian(7.3) | Russian(5.8) |
| Santa Paula | CA | Ventura County | German(6.0) | English(5.4) | Irish(3.1) | French(1.6) | Italian(1.2) |
| Santa Rosa | CA | Sonoma County | German(12.6) | Irish(10.8) | English(9.3) | Italian(8.0) | European(4.6) |
| Santee | CA | San Diego County | German(22.2) | Irish(15.6) | English(10.8) | Italian(8.1) | American(4.2) |
| Sapulpa | OK | Creek County | German(13.4) | Irish(13.0) | American(10.9) | English(7.2) | French(1.9) |
| Saraland | AL | Mobile County | American(18.9) | Irish(14.3) | English(8.1) | German(7.9) | French(4.3) |
| Sarasota | FL | Sarasota County | German(14.2) | Irish(11.5) | English(8.7) | American(8.2) | Italian(6.6) |
| Sarasota Springs | FL | Sarasota County | German(17.4) | Irish(15.4) | English(13.7) | American(10.1) | Italian(8.3) |
| Saratoga | CA | Santa Clara County | German(9.9) | English(8.7) | Irish(7.4) | Italian(6.0) | Iranian(2.6) |
| Saratoga Springs | NY | Saratoga County | Irish(26.4) | Italian(18.3) | German(15.8) | English(12.2) | French(6.8) |
| Saratoga Springs | UT | Utah County | English(27.7) | German(14.2) | Swedish(7.4) | Danish(7.4) | European(7.0) |
| Sartell | MN | Stearns County | German(51.7) | Norwegian(15.8) | Polish(9.3) | Swedish(8.3) | Irish(6.7) |
| Satellite Beach | FL | Brevard County | German(19.3) | English(16.8) | Irish(15.9) | Italian(11.2) | American(7.7) |
| Saugerties | NY | Ulster County | Irish(25.5) | German(23.4) | Italian(21.4) | English(9.7) | Dutch(6.6) |
| Saugus | MA | Essex County | Italian(40.1) | Irish(31.3) | English(10.8) | French(5.9) | Polish(5.7) |
| Sauk Rapids | MN | Benton County | German(51.9) | Norwegian(13.2) | Polish(12.6) | Irish(10.6) | Swedish(8.7) |
| Sauk Village | IL | Cook County | Irish(7.8) | German(6.4) | Polish(4.7) | Italian(3.0) | American(2.4) |
| Sault Sainte Marie | MI | Chippewa County | German(19.7) | English(12.2) | Irish(11.3) | French(7.9) | Polish(7.4) |
| Savage | MN | Scott County | German(35.1) | Norwegian(15.9) | Irish(10.8) | Swedish(6.7) | English(6.3) |
| Savannah | GA | Chatham County | Irish(6.5) | German(5.4) | English(5.4) | American(3.5) | Italian(2.1) |
| Sayreville | NJ | Middlesex County | Irish(16.3) | Italian(14.9) | Polish(13.5) | German(7.5) | American(3.8) |
| Sayville | NY | Suffolk County | Irish(40.5) | Italian(31.5) | German(24.9) | English(6.3) | Polish(4.7) |
| Scarborough | ME | Cumberland County | Irish(24.2) | English(21.0) | French(14.5) | Italian(12.2) | German(9.0) |
| Scarsdale | NY | Westchester County | Russian(11.8) | German(9.7) | Polish(8.4) | Irish(7.5) | Italian(7.5) |
| Schaumburg | IL | Cook County | German(20.7) | Polish(14.4) | Irish(12.9) | Italian(10.9) | English(4.3) |
| Schenectady | NY | Schenectady County | Italian(14.4) | Irish(12.3) | German(10.4) | Polish(6.1) | English(5.4) |
| Schererville | IN | Lake County | German(21.8) | Polish(16.7) | Irish(13.9) | English(6.9) | American(5.6) |
| Schertz | TX | Guadalupe County | German(19.1) | Irish(11.1) | English(11.0) | American(5.8) | French(4.5) |
| Schiller Park | IL | Cook County | Polish(25.8) | Italian(9.7) | Irish(6.2) | German(6.2) | Bulgarian(4.4) |
| Schodack | NY | Rensselaer County | Irish(28.0) | German(22.8) | Italian(19.2) | English(12.9) | Polish(8.7) |
| Schofield Barracks | HI | Honolulu County | German(16.1) | Irish(11.5) | English(4.9) | Italian(3.8) | American(2.9) |
| Scio | MI | Washtenaw County | German(23.7) | Irish(14.8) | English(13.1) | Italian(7.6) | Polish(7.2) |
| Scituate | MA | Plymouth County | Irish(46.2) | English(19.1) | Italian(12.7) | German(11.5) | American(5.0) |
| Scituate | RI | Providence County | Irish(31.3) | Italian(28.4) | English(19.2) | French(14.0) | French Canadian(8.3) |
| Scotch Plains | NJ | Union County | Italian(20.3) | Irish(15.6) | German(10.2) | Polish(7.9) | American(7.5) |
| Scott | PA | Allegheny County | German(26.7) | Irish(21.7) | Italian(20.0) | Polish(12.9) | English(6.2) |
| Scottdale | GA | DeKalb County | English(7.2) | Irish(6.2) | German(5.9) | American(3.0) | Italian(2.1) |
| Scotts Valley | CA | Santa Cruz County | German(21.7) | English(14.7) | Irish(13.0) | Italian(10.4) | American(5.1) |
| Scottsbluff | NE | Scotts Bluff County | German(32.2) | Irish(10.2) | English(8.9) | American(4.6) | Swedish(2.5) |
| Scottsboro | AL | Jackson County | American(21.4) | Irish(9.6) | English(9.3) | German(6.9) | French(2.5) |
| Scottsdale | AZ | Maricopa County | German(19.8) | Irish(13.5) | English(11.4) | Italian(8.6) | American(4.9) |
| Scranton | PA | Lackawanna County | Irish(29.2) | Italian(19.9) | German(17.8) | Polish(12.4) | English(5.9) |
| Seabrook | MD | Prince George's County | African(7.1) | Nigerian(4.4) | Jamaican(3.9) | American(3.7) | Irish(3.2) |
| Seabrook | TX | Harris County | German(19.4) | Irish(14.5) | English(11.8) | French(5.5) | American(4.9) |
| Seaford | NY | Nassau County | Italian(40.2) | Irish(29.9) | German(22.0) | Polish(8.3) | English(6.8) |
| Seagoville | TX | Dallas County | American(21.4) | English(5.1) | German(5.0) | Irish(4.5) | French(1.6) |
| Seal Beach | CA | Orange County | German(17.0) | Irish(14.5) | English(13.5) | Italian(8.4) | French(4.4) |
| Searcy | AR | White County | American(21.7) | Irish(11.9) | German(10.1) | English(9.3) | European(4.2) |
| Seaside | CA | Monterey County | German(10.1) | Irish(6.7) | English(6.6) | Italian(4.8) | French(1.9) |
| SeaTac | WA | King County | German(9.0) | Irish(6.0) | English(5.8) | Somalian(5.6) | Ethiopian(4.3) |
| Seattle | WA | King County | German(16.3) | Irish(11.6) | English(11.2) | Norwegian(5.1) | Italian(4.4) |
| Sebastian | FL | Indian River County | Irish(20.4) | German(17.2) | Italian(14.5) | English(12.6) | American(7.7) |
| Sebring | FL | Highlands County | German(11.5) | Irish(10.7) | English(9.6) | American(8.8) | Italian(4.9) |
| Secaucus | NJ | Hudson County | Italian(17.5) | Irish(11.9) | German(11.2) | Polish(4.5) | American(2.4) |
| Security-Widefield | CO | El Paso County | German(20.8) | Irish(11.7) | English(7.1) | American(6.1) | French(3.5) |
| Sedalia | MO | Pettis County | German(23.8) | Irish(13.5) | English(12.3) | American(11.8) | French(3.6) |
| Sedona | AZ | Yavapai County | German(20.2) | English(18.3) | Irish(9.9) | Italian(7.6) | French(5.9) |
| Sedro-Woolley | WA | Skagit County | German(15.0) | Irish(9.9) | English(8.7) | Norwegian(5.9) | American(5.7) |
| Seekonk | MA | Bristol County | Portuguese(30.2) | Irish(24.6) | Italian(14.5) | French(13.8) | English(13.1) |
| Seguin | TX | Guadalupe County | German(15.0) | English(6.2) | Irish(6.0) | American(5.1) | Scottish(2.1) |
| Selden | NY | Suffolk County | Italian(36.7) | Irish(22.1) | German(17.1) | English(5.4) | Polish(3.7) |
| Selma | AL | Dallas County | American(5.8) | English(3.3) | Irish(1.7) | German(1.2) | Scotchn/aIrish(1.1) |
| Selma | CA | Fresno County | German(3.6) | English(2.4) | Irish(2.0) | American(1.2) | Portuguese(0.8) |
| Seminole | FL | Pinellas County | German(19.5) | American(14.1) | Irish(13.8) | English(12.8) | Italian(7.9) |
| Setauket-East Setauket | NY | Suffolk County | Italian(23.8) | Irish(20.1) | German(18.0) | Polish(7.2) | English(6.7) |
| Seven Hills | OH | Cuyahoga County | Polish(23.5) | Italian(19.4) | German(18.1) | Irish(12.3) | Slovak(7.0) |
| Seven Oaks | SC | Lexington County | German(13.9) | English(13.6) | Irish(10.4) | American(10.0) | Italian(3.6) |
| Severn | MD | Anne Arundel County | German(13.9) | Irish(11.2) | English(7.6) | Italian(4.8) | American(4.4) |
| Severna Park | MD | Anne Arundel County | German(24.3) | Irish(20.5) | English(15.1) | Italian(9.6) | American(6.5) |
| Sevierville | TN | Sevier County | American(23.4) | German(11.9) | Irish(10.0) | English(9.0) | Scotchn/aIrish(4.7) |
| Seymour | CT | New Haven County | Italian(25.3) | Irish(17.4) | Polish(15.2) | German(12.8) | English(8.0) |
| Seymour | IN | Jackson County | German(22.9) | American(21.4) | Irish(11.3) | English(8.2) | Italian(1.4) |
| Seymour | TN | Sevier County | American(23.6) | English(16.0) | German(13.1) | Irish(12.9) | Dutch(4.1) |
| Shady Hills | FL | Pasco County | German(21.0) | Irish(15.9) | American(15.8) | Italian(11.6) | English(11.2) |
| Shafter | CA | Kern County | German(4.6) | Irish(3.8) | English(2.2) | American(1.7) | Italian(1.1) |
| Shaker Heights | OH | Cuyahoga County | German(11.4) | English(8.7) | Irish(8.3) | Italian(5.7) | Polish(4.0) |
| Shakopee | MN | Scott County | German(34.7) | Norwegian(11.2) | Irish(8.5) | English(5.4) | Swedish(5.2) |
| Shaler | PA | Allegheny County | German(40.2) | Irish(24.0) | Italian(19.9) | Polish(15.5) | English(6.9) |
| Sharon | MA | Norfolk County | Irish(11.9) | Russian(11.8) | English(6.7) | American(6.4) | Polish(6.1) |
| Sharon | PA | Mercer County | German(27.0) | Irish(15.6) | Italian(14.4) | English(6.6) | Polish(6.2) |
| Sharonville | OH | Hamilton County | German(26.9) | Irish(11.6) | English(8.4) | American(5.7) | Italian(2.1) |
| Shasta Lake | CA | Shasta County | German(18.2) | Irish(16.4) | English(9.7) | American(8.3) | Italian(4.9) |
| Shawangunk | NY | Ulster County | Irish(19.5) | Italian(19.0) | German(17.8) | American(11.6) | English(10.9) |
| Shawnee | KS | Johnson County | German(30.9) | Irish(15.0) | English(12.1) | American(7.5) | Italian(4.1) |
| Shawnee | OK | Pottawatomie County | American(12.6) | German(11.1) | Irish(9.6) | English(7.6) | French(1.8) |
| Sheboygan | WI | Sheboygan County | German(47.0) | Irish(8.0) | Dutch(5.4) | American(3.9) | Polish(3.8) |
| Shelby | MI | Macomb County | German(19.0) | Polish(14.9) | Italian(13.7) | Irish(10.2) | American(9.2) |
| Shelby | NC | Cleveland County | American(18.2) | German(7.7) | English(7.4) | Irish(4.6) | Scotchn/aIrish(3.0) |
| Shelbyville | IN | Shelby County | German(22.0) | American(16.5) | Irish(12.0) | English(8.0) | French(3.2) |
| Shelbyville | KY | Shelby County | American(23.0) | German(13.6) | Irish(11.9) | English(7.0) | Italian(2.1) |
| Shelbyville | TN | Bedford County | American(33.0) | English(8.3) | Irish(6.5) | German(3.7) | Scottish(1.3) |
| Shelton | CT | Fairfield County | Italian(30.2) | Irish(19.2) | Polish(11.4) | English(9.1) | German(8.7) |
| Shenandoah | LA | East Baton Rouge Parish | French(16.6) | Irish(12.7) | American(12.0) | English(10.8) | German(10.4) |
| Shepherdsville | KY | Bullitt County | American(34.9) | German(13.2) | Irish(10.1) | English(7.9) | Polish(2.8) |
| Sheridan | WY | Sheridan County | German(27.0) | Irish(15.7) | English(10.6) | American(7.1) | Swedish(4.8) |
| Sherman | TX | Grayson County | Irish(11.6) | German(11.0) | English(9.4) | American(5.9) | French(2.9) |
| Sherrelwood | CO | Adams County | German(12.7) | Irish(7.9) | Italian(5.4) | American(3.3) | English(2.5) |
| Sherwood | AR | Pulaski County | German(10.9) | American(9.8) | English(8.9) | Irish(8.9) | Polish(1.8) |
| Sherwood | OR | Washington County | German(26.2) | English(15.6) | Irish(13.5) | Italian(5.5) | Norwegian(5.4) |
| Shiloh | IL | Saint Clair County | German(26.0) | Irish(12.5) | English(8.9) | American(4.7) | Italian(4.1) |
| Shiloh | PA | York County | German(43.9) | American(11.9) | Irish(11.8) | English(9.9) | Italian(5.8) |
| Shirley | NY | Suffolk County | Italian(34.0) | Irish(22.3) | German(16.3) | Polish(5.7) | English(2.8) |
| Shively | KY | Jefferson County | American(10.5) | German(10.5) | Irish(9.7) | African(5.5) | English(4.6) |
| Shoreline | WA | King County | German(15.5) | English(11.1) | Irish(11.0) | Norwegian(6.4) | Swedish(4.5) |
| Shoreview | MN | Ramsey County | German(35.6) | Norwegian(16.8) | Irish(14.4) | Swedish(14.3) | English(7.1) |
| Shorewood | IL | Will County | German(24.4) | Irish(18.4) | Polish(13.1) | Italian(12.8) | English(5.7) |
| Shorewood | WI | Milwaukee County | German(38.4) | Irish(18.1) | English(8.9) | Polish(7.9) | Italian(7.5) |
| Short Hills | NJ | Essex County | Italian(14.0) | Russian(12.2) | German(10.0) | Irish(8.6) | Polish(6.6) |
| Short Pump | VA | Henrico County | German(15.4) | English(15.2) | Irish(14.6) | American(7.9) | Italian(6.3) |
| Show Low | AZ | Navajo County | German(24.6) | Irish(14.8) | English(10.3) | American(8.2) | French(8.1) |
| Shreveport | LA | Caddo Parish | American(6.7) | English(6.1) | Irish(5.9) | German(5.6) | French(3.7) |
| Shrewsbury | MA | Worcester County | Irish(22.4) | Italian(17.1) | French(11.3) | English(8.3) | German(5.6) |
| Sidney | OH | Shelby County | German(27.1) | American(12.3) | Irish(9.5) | English(8.3) | French(3.6) |
| Sienna Plantation | TX | Fort Bend County | German(12.4) | Irish(7.2) | English(7.1) | American(6.8) | Italian(5.7) |
| Sierra Madre | CA | Los Angeles County | German(12.9) | Irish(11.2) | English(10.1) | Italian(4.9) | Dutch(3.5) |
| Sierra Vista | AZ | Cochise County | German(15.5) | Irish(10.9) | English(8.3) | American(7.9) | Italian(3.6) |
| Sierra Vista Southeast | AZ | Cochise County | German(19.6) | Irish(14.2) | English(13.2) | American(10.1) | Scottish(4.6) |
| Signal Hill | CA | Los Angeles County | German(7.0) | English(4.8) | Irish(4.8) | Italian(3.7) | African(2.3) |
| Sikeston | MO | Scott County | Irish(13.3) | American(11.7) | German(10.4) | English(8.8) | French(2.3) |
| Siloam Springs | AR | Benton County | American(7.4) | English(7.4) | German(7.2) | Irish(5.4) | Scottish(2.7) |
| Silver City | NM | Grant County | English(10.7) | German(10.3) | Irish(6.3) | American(5.8) | French(3.0) |
| Silver Firs | WA | Snohomish County | German(20.2) | English(13.0) | Irish(12.7) | Norwegian(6.9) | Italian(4.1) |
| Silver Spring | MD | Montgomery County | German(7.1) | Irish(6.8) | English(5.7) | Ethiopian(3.9) | Italian(3.9) |
| Silver Spring | PA | Cumberland County | German(32.1) | Irish(16.4) | English(10.7) | Italian(8.4) | American(8.0) |
| Silverdale | WA | Kitsap County | German(21.2) | Irish(14.2) | English(12.2) | Norwegian(6.7) | American(4.2) |
| Simi Valley | CA | Ventura County | German(15.2) | Irish(11.9) | English(10.7) | Italian(8.1) | American(5.4) |
| Simpsonville | SC | Greenville County | American(14.4) | Irish(10.7) | German(9.2) | English(9.1) | Scotchn/aIrish(3.3) |
| Simsbury | CT | Hartford County | Irish(22.8) | Italian(16.9) | English(15.3) | German(13.5) | Polish(8.4) |
| Sioux City | IA | Woodbury County | German(32.4) | Irish(15.6) | English(7.2) | Norwegian(5.8) | American(4.4) |
| Sioux Falls | SD | Minnehaha County | German(38.8) | Norwegian(15.1) | Irish(11.8) | Dutch(6.7) | English(4.8) |
| Skippack | PA | Montgomery County | Irish(24.4) | German(23.3) | Italian(19.9) | English(8.6) | Polish(6.9) |
| Skokie | IL | Cook County | German(8.2) | Russian(6.0) | Irish(5.6) | Assyrian/Chaldean/Syriac(5.2) | Polish(5.1) |
| Slidell | LA | Saint Tammany Parish | German(17.0) | French(16.3) | Irish(14.3) | Italian(13.9) | English(9.0) |
| Smithfield | NC | Johnston County | American(21.0) | English(12.4) | Irish(4.9) | German(2.4) | Scotchn/aIrish(2.2) |
| Smithfield | RI | Providence County | Italian(27.3) | Irish(21.5) | French(15.1) | English(13.7) | Portuguese(7.4) |
| Smithtown | NY | Suffolk County | Italian(37.4) | Irish(26.2) | German(18.2) | Polish(6.9) | English(5.4) |
| Smithtown | NY | Suffolk County | Italian(39.5) | Irish(27.4) | German(19.0) | Polish(6.6) | English(5.6) |
| Smyrna | DE | Kent County | Irish(20.6) | German(19.0) | Italian(9.4) | English(7.2) | Polish(4.6) |
| Smyrna | GA | Cobb County | Irish(8.7) | German(8.1) | English(6.2) | American(5.0) | Italian(2.5) |
| Smyrna | TN | Rutherford County | American(20.5) | Irish(9.4) | German(9.4) | English(8.1) | Italian(2.6) |
| Snellville | GA | Gwinnett County | English(9.4) | German(7.9) | Irish(7.4) | American(6.6) | African(4.6) |
| Snoqualmie | WA | King County | German(22.4) | Irish(13.1) | English(13.1) | Norwegian(7.6) | French(5.5) |
| Snyder | TX | Scurry County | American(11.9) | German(10.7) | Irish(6.9) | English(4.8) | Scottish(1.7) |
| Socastee | SC | Horry County | American(17.3) | Irish(15.0) | German(14.1) | English(10.1) | Italian(7.0) |
| Socorro | TX | El Paso County | American(0.9) | French(0.5) | Italian(0.4) | English(0.3) | Irish(0.3) |
| Soddy-Daisy | TN | Hamilton County | American(18.9) | Irish(15.3) | English(10.5) | German(6.4) | French(3.1) |
| Solana Beach | CA | San Diego County | German(17.8) | Irish(13.4) | English(10.7) | Italian(9.4) | Swedish(4.7) |
| Soledad | CA | Monterey County | Irish(3.3) | German(2.9) | African(1.8) | English(1.5) | Italian(1.5) |
| Solon | OH | Cuyahoga County | German(15.1) | Italian(11.1) | Irish(9.1) | Polish(8.6) | Russian(7.9) |
| Somers | CT | Tolland County | Irish(21.6) | Italian(18.8) | English(15.1) | French(13.1) | Polish(11.4) |
| Somers | NY | Westchester County | Italian(34.9) | Irish(20.3) | German(12.4) | Polish(6.1) | English(5.7) |
| Somers Point | NJ | Atlantic County | Irish(23.3) | Italian(19.7) | German(16.0) | English(9.6) | American(6.3) |
| Somerset | KY | Pulaski County | American(35.6) | English(12.7) | Irish(9.5) | German(7.2) | Scotchn/aIrish(2.6) |
| Somerset | MA | Bristol County | Portuguese(42.5) | Irish(20.1) | French(18.1) | English(14.4) | French Canadian(6.8) |
| Somerset | NJ | Somerset County | Italian(9.2) | Irish(8.2) | German(6.9) | Polish(6.0) | English(3.1) |
| Somerset | PA | Somerset County | German(33.7) | Irish(7.9) | American(7.2) | English(6.6) | Italian(6.2) |
| Somersworth | NH | Strafford County | Irish(20.6) | French(18.0) | English(15.9) | French Canadian(9.5) | Italian(9.0) |
| Somerton | AZ | Yuma County | German(1.3) | Irish(1.0) | Arab(0.9) | American(0.5) | Dutch(0.2) |
| Somerville | MA | Middlesex County | Irish(18.3) | Italian(13.3) | English(7.5) | German(7.4) | Portuguese(5.6) |
| Somerville | NJ | Somerset County | Irish(13.0) | Italian(11.8) | German(10.6) | Polish(6.5) | English(5.2) |
| Sonoma | CA | Sonoma County | Irish(19.9) | German(18.4) | English(13.1) | Italian(11.4) | French(7.7) |
| South Bend | IN | Saint Joseph County | German(16.6) | Irish(11.7) | Polish(9.2) | English(5.6) | American(3.8) |
| South Bradenton | FL | Manatee County | German(14.7) | Irish(10.9) | English(10.1) | American(6.3) | Haitian(5.0) |
| South Brunswick | NJ | Middlesex County | Italian(12.2) | Irish(10.2) | German(8.7) | Polish(4.7) | English(4.0) |
| South Burlington | VT | Chittenden County | Irish(18.0) | English(14.0) | French(12.7) | German(11.1) | French Canadian(9.7) |
| South Charleston | WV | Kanawha County | German(19.0) | Irish(15.4) | English(14.1) | American(11.9) | Italian(4.9) |
| South Daytona | FL | Volusia County | Irish(15.1) | German(13.1) | English(11.7) | American(10.8) | Italian(7.4) |
| South El Monte | CA | Los Angeles County | American(0.7) | German(0.7) | Italian(0.5) | Irish(0.4) | English(0.2) |
| South Elgin | IL | Kane County | German(32.8) | Irish(15.2) | Italian(13.2) | Polish(13.1) | English(6.0) |
| South Euclid | OH | Cuyahoga County | German(12.9) | Irish(10.6) | Italian(10.3) | Polish(5.8) | Russian(4.5) |
| South Farmingdale | NY | Nassau County | Italian(38.7) | Irish(27.9) | German(21.1) | English(5.5) | Polish(5.5) |
| South Fayette | PA | Allegheny County | German(30.1) | Italian(25.8) | Irish(19.6) | Polish(8.6) | English(8.5) |
| South Gate | CA | Los Angeles County | American(0.9) | Irish(0.7) | English(0.5) | Italian(0.5) | German(0.4) |
| South Hadley | MA | Hampshire County | Irish(27.2) | Polish(16.9) | French(16.8) | English(14.4) | German(8.2) |
| South Hill | WA | Pierce County | German(23.1) | Irish(13.1) | English(10.5) | Norwegian(6.4) | French(5.4) |
| South Holland | IL | Cook County | Dutch(4.8) | Polish(3.7) | German(3.0) | Italian(1.7) | Irish(1.6) |
| South Houston | TX | Harris County | English(2.6) | American(2.3) | Irish(2.2) | German(1.3) | African(0.5) |
| South Jordan | UT | Salt Lake County | English(30.3) | German(14.3) | Danish(6.7) | American(6.5) | Swedish(6.5) |
| South Kingstown | RI | Washington County | Irish(24.1) | Italian(18.2) | English(17.7) | German(8.8) | French(8.4) |
| South Lake Tahoe | CA | El Dorado County | Irish(15.0) | German(13.9) | English(9.2) | Italian(6.9) | French(4.0) |
| South Laurel | MD | Prince George's County | African(5.0) | Nigerian(4.7) | German(4.1) | English(3.8) | Irish(3.3) |
| South Lyon | MI | Oakland County | German(23.6) | Irish(18.1) | English(14.6) | Polish(11.0) | American(7.7) |
| South Miami | FL | Miami-Dade County | American(10.2) | Irish(5.8) | English(5.3) | German(5.3) | Italian(2.9) |
| South Miami Heights | FL | Miami-Dade County | American(6.2) | Jamaican(4.1) | Haitian(2.3) | German(1.2) | Irish(1.0) |
| South Middleton | PA | Cumberland County | German(42.3) | Irish(18.6) | English(8.3) | American(7.2) | Italian(4.2) |
| South Milwaukee | WI | Milwaukee County | German(39.3) | Polish(23.3) | Irish(13.3) | Norwegian(6.6) | Italian(5.2) |
| South Ogden | UT | Weber County | English(26.1) | German(10.9) | American(8.7) | Irish(8.1) | Scottish(5.3) |
| South Orange Village | NJ | Essex County | Irish(14.7) | Italian(10.3) | German(9.8) | English(5.9) | American(5.8) |
| South Park | PA | Allegheny County | German(38.1) | Irish(24.8) | Italian(19.9) | Polish(11.5) | English(9.1) |
| South Pasadena | CA | Los Angeles County | English(7.1) | German(7.0) | Irish(6.8) | Italian(5.8) | European(3.2) |
| South Plainfield | NJ | Middlesex County | Italian(19.6) | Irish(13.9) | German(11.1) | American(7.1) | Polish(7.1) |
| South Portland | ME | Cumberland County | Irish(26.5) | English(24.1) | French(11.9) | German(8.0) | Italian(8.0) |
| South Riding | VA | Loudoun County | German(12.1) | Irish(10.9) | English(6.9) | Italian(6.6) | American(3.7) |
| South River | NJ | Middlesex County | Polish(13.1) | Italian(12.9) | Irish(9.7) | German(8.9) | Portuguese(8.3) |
| South Saint Paul | MN | Dakota County | German(36.2) | Norwegian(13.0) | Irish(12.6) | Swedish(6.9) | Polish(5.6) |
| South Salt Lake | UT | Salt Lake County | English(12.1) | German(8.1) | Irish(6.5) | European(3.6) | American(2.9) |
| South San Francisco | CA | San Mateo County | Italian(5.7) | Irish(4.8) | German(3.6) | English(2.7) | American(1.1) |
| South San Jose Hills | CA | Los Angeles County | German(2.2) | American(1.3) | Irish(1.1) | English(0.8) | Dutch(0.3) |
| South Sioux City | NE | Dakota County | German(15.3) | Irish(10.3) | English(4.0) | Somalian(3.9) | American(3.7) |
| South Union | PA | Fayette County | German(23.9) | Irish(20.8) | Italian(18.1) | English(9.7) | Polish(9.6) |
| South Valley | NM | Bernalillo County | German(4.0) | American(3.6) | Irish(2.7) | English(2.6) | Italian(1.1) |
| South Venice | FL | Sarasota County | German(18.2) | Irish(16.4) | English(13.2) | Italian(10.0) | American(7.3) |
| South Whitehall | PA | Lehigh County | German(28.9) | Irish(12.3) | Italian(11.2) | English(4.9) | Pennsylvania German(4.7) |
| South Whittier | CA | Los Angeles County | German(3.8) | Irish(3.0) | English(2.4) | Italian(1.4) | American(1.4) |
| South Windsor | CT | Hartford County | Irish(18.3) | Italian(16.7) | English(11.3) | German(10.3) | Polish(9.8) |
| South Yarmouth | MA | Barnstable County | Irish(26.8) | Italian(13.5) | American(13.4) | English(12.6) | French(7.1) |
| Southampton | NJ | Burlington County | German(25.3) | Irish(25.2) | English(15.8) | Italian(13.4) | Polish(6.9) |
| Southampton | NY | Suffolk County | Irish(20.6) | Italian(15.5) | German(13.7) | English(9.8) | Polish(6.2) |
| Southaven | MS | DeSoto County | Irish(13.5) | English(10.1) | American(9.4) | German(9.1) | Italian(3.3) |
| Southbridge Town | MA | Worcester County | French(18.8) | Irish(13.6) | French Canadian(11.0) | Italian(11.0) | Polish(6.7) |
| Southbury | CT | New Haven County | Italian(21.0) | Irish(20.4) | German(15.3) | English(14.5) | Polish(9.9) |
| Southchase | FL | Orange County | American(7.5) | Haitian(5.7) | German(4.2) | Brazilian(3.2) | Irish(2.8) |
| Southeast | NY | Putnam County | Italian(29.8) | Irish(24.7) | German(12.7) | English(6.0) | Polish(5.9) |
| Southern Pines | NC | Moore County | German(15.9) | American(14.6) | English(11.0) | Irish(9.6) | Scottish(6.8) |
| Southfield | MI | Oakland County | German(3.2) | Polish(3.1) | American(2.6) | African(2.2) | Irish(2.0) |
| Southfield | MI | Oakland County | German(21.6) | Irish(15.9) | English(13.4) | Polish(11.1) | Italian(9.1) |
| Southgate | MI | Wayne County | German(20.9) | Polish(15.5) | Irish(14.8) | English(10.0) | Italian(8.0) |
| Southington | CT | Hartford County | Italian(29.8) | Irish(20.3) | Polish(16.2) | German(12.1) | French(10.0) |
| Southlake | TX | Tarrant County | German(20.1) | Irish(16.9) | English(15.3) | American(9.2) | Italian(6.4) |
| Southold | NY | Suffolk County | Irish(24.2) | German(22.6) | Italian(20.4) | English(13.8) | Polish(11.9) |
| Southport | NY | Chemung County | Irish(19.8) | German(18.3) | English(17.7) | American(13.6) | Italian(6.0) |
| Spanaway | WA | Pierce County | German(17.2) | Irish(12.1) | English(9.2) | Norwegian(5.4) | American(5.1) |
| Spanish Fork | UT | Utah County | English(31.0) | German(9.4) | European(6.8) | American(6.6) | Danish(5.9) |
| Spanish Lake | MO | Saint Louis County | German(9.0) | Irish(5.4) | American(3.3) | English(2.7) | African(2.6) |
| Spanish Springs | NV | Washoe County | German(19.8) | Irish(14.0) | English(9.9) | Italian(8.6) | American(5.9) |
| Sparks | NV | Washoe County | German(13.3) | Irish(11.5) | English(9.2) | Italian(6.4) | American(4.6) |
| Sparta | NJ | Sussex County | Irish(23.7) | German(23.2) | Italian(23.1) | English(12.5) | Polish(9.1) |
| Spartanburg | SC | Spartanburg County | English(10.0) | Irish(7.7) | American(7.0) | German(6.6) | Scottish(4.0) |
| Spearfish | SD | Lawrence County | German(43.5) | Irish(15.8) | Norwegian(11.8) | English(10.7) | Swedish(4.3) |
| Speedway | IN | Marion County | German(20.3) | Irish(12.9) | English(12.2) | American(11.0) | Italian(2.5) |
| Spencer | IA | Clay County | German(45.3) | Irish(14.4) | Norwegian(10.5) | English(7.8) | Swedish(5.1) |
| Spencer | MA | Worcester County | French(26.9) | Irish(25.0) | English(10.6) | Italian(9.8) | Polish(7.5) |
| Spokane | WA | Spokane County | German(22.5) | Irish(14.1) | English(11.1) | Norwegian(6.3) | Italian(5.2) |
| Spokane Valley | WA | Spokane County | German(22.6) | Irish(13.7) | English(11.3) | Norwegian(5.8) | Italian(5.0) |
| Spring | PA | Berks County | German(38.2) | Italian(14.2) | Irish(14.0) | Polish(8.3) | English(7.3) |
| Spring | TX | Harris County | German(13.0) | Irish(8.5) | English(6.2) | American(4.6) | French(3.6) |
| Spring Creek | NV | Elko County | German(20.5) | American(19.9) | Irish(16.8) | English(12.8) | European(3.9) |
| Spring Garden | PA | York County | German(39.2) | Irish(14.9) | American(10.1) | English(9.1) | Italian(6.6) |
| Spring Hill | FL | Hernando County | German(16.1) | Irish(16.0) | Italian(15.8) | English(9.4) | American(8.7) |
| Spring Hill | TN | Williamson County | German(18.3) | Irish(16.6) | English(16.5) | American(9.7) | French(4.7) |
| Spring Lake | MI | Ottawa County | German(25.8) | Dutch(18.0) | Irish(14.3) | English(13.8) | Polish(8.6) |
| Spring Lake | NC | Cumberland County | Irish(9.8) | German(9.5) | Italian(6.4) | American(4.8) | English(4.0) |
| Spring Valley | CA | San Diego County | German(13.3) | Irish(11.5) | English(9.4) | Italian(5.6) | American(3.1) |
| Spring Valley | NV | Clark County | German(9.5) | Irish(8.2) | Italian(6.6) | English(5.4) | American(3.3) |
| Spring Valley | NY | Rockland County | Haitian(21.9) | European(4.1) | Jamaican(3.1) | Hungarian(2.8) | Polish(2.7) |
| Springboro | OH | Warren County | German(27.8) | Irish(14.9) | English(13.5) | American(8.7) | Italian(5.7) |
| Springdale | AR | Washington County | Irish(8.8) | German(8.7) | American(6.8) | English(6.6) | Italian(1.8) |
| Springdale | NJ | Camden County | German(12.0) | Irish(11.6) | Russian(11.5) | Polish(10.2) | Italian(9.9) |
| Springdale | OH | Hamilton County | German(18.4) | Irish(9.1) | English(8.3) | American(4.9) | Scotchn/aIrish(1.7) |
| Springettsbury | PA | York County | German(41.1) | Irish(11.3) | English(8.4) | Italian(7.1) | American(5.8) |
| Springfield | IL | Sangamon County | German(24.3) | Irish(13.5) | English(10.0) | American(6.9) | Italian(5.7) |
| Springfield | MA | Hampden County | Irish(10.1) | Italian(7.1) | French(6.5) | English(4.4) | Polish(3.8) |
| Springfield | MI | Oakland County | German(28.0) | English(15.5) | Irish(15.0) | Polish(11.1) | Italian(7.3) |
| Springfield | MO | Christian County | German(20.1) | American(18.4) | Irish(13.1) | English(10.3) | French(3.0) |
| Springfield | NJ | Union County | Italian(16.5) | Russian(8.8) | American(8.2) | German(8.0) | Polish(7.9) |
| Springfield | OH | Clark County | German(18.9) | Irish(12.9) | American(11.5) | English(7.8) | Italian(3.1) |
| Springfield | OR | Lane County | German(19.8) | Irish(13.4) | English(10.9) | American(6.1) | Italian(4.0) |
| Springfield | PA | Delaware County | Irish(42.8) | Italian(30.5) | German(18.0) | English(10.9) | Polish(4.1) |
| Springfield | PA | Montgomery County | Irish(29.3) | German(21.2) | Italian(16.1) | English(11.3) | Polish(6.4) |
| Springfield | TN | Robertson County | American(13.6) | Irish(9.7) | English(8.1) | German(5.5) | European(1.4) |
| Springfield | VA | Fairfax County | German(8.5) | English(5.7) | Irish(4.8) | American(4.6) | Ethiopian(1.9) |
| Springville | UT | Utah County | English(29.3) | German(11.5) | Scottish(6.8) | Danish(6.2) | American(5.8) |
| Stafford | CT | Tolland County | Irish(24.9) | Italian(18.9) | French(16.5) | English(15.6) | Polish(9.9) |
| Stafford | NJ | Ocean County | Italian(32.9) | Irish(27.9) | German(23.8) | Polish(8.1) | English(8.1) |
| Stafford | TX | Fort Bend County | German(5.5) | English(4.3) | Irish(4.0) | American(2.4) | Nigerian(2.3) |
| Stallings | NC | Union County | German(18.2) | English(13.3) | Irish(11.7) | American(10.7) | Scotchn/aIrish(5.4) |
| Stamford | CT | Fairfield County | Italian(14.5) | Irish(9.3) | Polish(5.7) | German(5.4) | English(4.6) |
| Stanford | CA | Santa Clara County | German(10.7) | Irish(9.6) | English(6.4) | Italian(5.3) | Polish(3.5) |
| Stanton | CA | Orange County | German(4.5) | Irish(4.3) | English(3.0) | American(2.3) | Italian(1.8) |
| Starkville | MS | Oktibbeha County | English(11.7) | Irish(8.7) | German(7.3) | American(6.8) | Scottish(3.3) |
| State College | PA | Centre County | German(20.3) | Irish(15.8) | Italian(10.7) | Polish(6.0) | English(5.7) |
| Staten Island | NY | Richmond County | Italian(32.3) | Irish(13.2) | German(4.7) | Polish(3.8) | American(3.8) |
| Statesboro | GA | Bulloch County | English(11.5) | Irish(11.0) | German(9.6) | American(3.2) | Italian(3.2) |
| Statesville | NC | Iredell County | German(10.3) | Irish(8.5) | American(8.1) | English(7.8) | Scotchn/aIrish(3.7) |
| Staunton | VA | Staunton Independent City | American(20.5) | German(16.6) | English(11.8) | Irish(11.0) | Italian(4.7) |
| Steamboat Springs | CO | Routt County | German(21.2) | English(15.5) | Irish(15.0) | Italian(4.8) | Polish(4.5) |
| Stephenville | TX | Erath County | German(12.8) | American(9.6) | Irish(9.0) | English(8.7) | Scottish(3.0) |
| Sterling | CO | Logan County | German(30.8) | Irish(10.3) | English(8.8) | American(4.7) | Norwegian(2.8) |
| Sterling | IL | Whiteside County | German(23.9) | Irish(11.5) | American(8.6) | English(7.7) | Italian(4.1) |
| Sterling | VA | Loudoun County | German(11.0) | Irish(8.9) | English(7.2) | Italian(4.4) | American(4.2) |
| Sterling Heights | MI | Macomb County | German(16.3) | Polish(15.6) | Italian(9.8) | Irish(8.6) | Assyrian/Chaldean/Syriac(8.0) |
| Steubenville | OH | Jefferson County | German(17.7) | Italian(17.2) | Irish(16.5) | Polish(6.1) | English(5.9) |
| Stevens Point | WI | Portage County | German(44.7) | Polish(23.9) | Irish(11.1) | Norwegian(9.3) | English(6.1) |
| Stevenson Ranch | CA | Los Angeles County | German(14.9) | English(10.4) | Irish(8.7) | Italian(6.4) | Russian(4.4) |
| Stillwater | MN | Washington County | German(33.0) | Norwegian(16.2) | Irish(15.4) | Swedish(13.4) | English(8.1) |
| Stillwater | OK | Payne County | German(19.8) | Irish(13.5) | English(10.9) | American(6.3) | Dutch(2.6) |
| Stockbridge | GA | Henry County | American(5.7) | African(5.4) | Irish(3.9) | English(3.5) | German(3.1) |
| Stockton | CA | San Joaquin County | German(5.7) | Irish(4.5) | Italian(3.4) | English(3.1) | American(1.5) |
| Stoneham | MA | Middlesex County | Italian(34.1) | Irish(31.0) | English(11.3) | German(5.9) | American(5.2) |
| Stonington | CT | New London County | Irish(23.5) | English(20.5) | Italian(18.4) | German(16.0) | French(7.0) |
| Stony Brook | NY | Suffolk County | Italian(29.1) | Irish(26.8) | German(19.8) | English(6.9) | Russian(4.9) |
| Stony Point | NY | Rockland County | Italian(27.2) | Irish(24.4) | German(13.1) | American(8.0) | English(5.4) |
| Stony Point | NY | Rockland County | Italian(27.7) | Irish(23.8) | German(10.5) | American(7.8) | English(4.2) |
| Storm Lake | IA | Buena Vista County | German(21.2) | Irish(8.6) | English(5.8) | Swedish(3.7) | American(3.4) |
| Storrs | CT | Tolland County | Italian(15.8) | Irish(15.4) | German(8.8) | English(6.2) | Polish(5.8) |
| Stoughton | MA | Norfolk County | Irish(24.6) | Italian(16.2) | Portuguese(9.3) | English(8.0) | Polish(5.8) |
| Stoughton | WI | Dane County | German(38.7) | Norwegian(25.0) | Irish(13.0) | English(8.3) | Polish(4.6) |
| Stow | OH | Summit County | German(26.9) | Irish(15.1) | English(12.0) | Italian(9.6) | Polish(6.1) |
| Stratford | CT | Fairfield County | Italian(21.3) | Irish(15.1) | Polish(9.2) | German(7.8) | English(6.9) |
| Streamwood | IL | Cook County | German(16.0) | Polish(13.6) | Irish(9.7) | Italian(8.0) | English(3.7) |
| Streator | IL | LaSalle County | German(27.9) | Irish(16.0) | Slovak(11.5) | English(8.3) | Italian(6.2) |
| Streetsboro | OH | Portage County | German(25.3) | Irish(16.5) | Italian(13.4) | English(12.0) | Polish(7.5) |
| Strongsville | OH | Cuyahoga County | German(28.5) | Irish(16.5) | Polish(13.0) | Italian(12.6) | English(10.1) |
| Stroud | PA | Monroe County | German(20.7) | Irish(18.0) | Italian(16.5) | Polish(4.2) | American(3.9) |
| Struthers | OH | Mahoning County | Italian(27.2) | German(21.6) | Irish(19.4) | Slovak(11.9) | Polish(6.4) |
| Stuart | FL | Martin County | German(15.8) | Irish(14.7) | English(10.6) | Italian(9.3) | American(7.8) |
| Sturgis | MI | Saint Joseph County | German(25.1) | English(11.4) | American(10.9) | Irish(7.2) | Polish(5.3) |
| Suamico | WI | Brown County | German(42.2) | Polish(17.0) | Irish(10.1) | Belgian(6.2) | Dutch(5.5) |
| Sudbury | MA | Middlesex County | Irish(22.3) | English(17.8) | Italian(13.8) | German(11.4) | American(6.2) |
| Sudley | VA | Prince William County | Irish(5.3) | African(5.0) | American(4.9) | English(4.9) | German(3.9) |
| Suffern | NY | Rockland County | Italian(19.0) | Irish(16.0) | German(8.7) | Polish(5.7) | Russian(5.3) |
| Suffield | CT | Hartford County | Irish(22.0) | Italian(16.7) | English(13.5) | Polish(10.7) | German(8.8) |
| Suffolk | VA | Suffolk Independent City | American(13.9) | English(10.5) | German(9.2) | Irish(6.8) | Italian(2.6) |
| Sugar Hill | GA | Gwinnett County | German(11.4) | American(10.8) | Irish(8.2) | English(7.1) | Scottish(2.6) |
| Sugar Land | TX | Fort Bend County | German(9.5) | English(6.4) | Irish(6.0) | American(4.2) | Italian(2.6) |
| Sugarland Run | VA | Loudoun County | German(8.8) | Irish(8.3) | English(6.5) | Italian(5.9) | American(5.7) |
| Suisun City | CA | Solano County | African(8.6) | Irish(5.0) | German(4.6) | English(4.2) | Italian(2.6) |
| Suitland | MD | Prince George's County | African(2.1) | Jamaican(1.0) | Irish(0.9) | American(0.9) | Nigerian(0.8) |
| Sullivan | NY | Madison County | German(21.2) | Irish(20.2) | American(19.0) | English(14.8) | Italian(12.1) |
| Sulphur | LA | Calcasieu Parish | French(18.6) | English(11.7) | German(10.4) | French Canadian(9.5) | American(8.5) |
| Sulphur Springs | TX | Hopkins County | American(13.0) | Irish(11.7) | English(9.7) | German(8.6) | French(2.5) |
| Summerfield | MD | Prince George's County | African(3.4) | Nigerian(1.5) | Other Subsaharan African(1.3) | Somalian(1.3) | American(1.1) |
| Summerfield | NC | Guilford County | German(18.7) | English(15.7) | American(14.9) | Irish(9.4) | Italian(4.2) |
| Summerlin South | NV | Clark County | German(12.1) | Irish(10.5) | Italian(9.6) | English(8.5) | American(6.0) |
| Summerville | SC | Dorchester County | German(17.4) | American(15.9) | Irish(13.5) | English(10.9) | Italian(4.9) |
| Summit | IL | Cook County | Polish(8.1) | Irish(3.7) | German(3.6) | Italian(1.7) | American(1.4) |
| Summit | MI | Jackson County | German(23.9) | English(17.1) | Irish(16.1) | American(10.5) | Polish(7.6) |
| Summit | NJ | Union County | Irish(20.1) | Italian(14.9) | German(13.9) | English(9.5) | Polish(5.4) |
| Sumter | SC | Sumter County | American(9.3) | German(6.8) | Irish(6.2) | English(6.1) | African(6.0) |
| Sun City | AZ | Maricopa County | German(25.0) | English(17.3) | Irish(14.6) | American(8.6) | Italian(5.0) |
| Sun City Center | FL | Hillsborough County | German(23.8) | English(17.3) | Irish(15.1) | American(8.2) | Italian(7.3) |
| Sun City West | AZ | Maricopa County | German(26.5) | English(18.8) | Irish(11.8) | American(10.5) | Italian(5.4) |
| Sun Lakes | AZ | Maricopa County | German(26.2) | English(17.3) | Irish(16.4) | American(6.1) | Italian(5.7) |
| Sun Prairie | WI | Dane County | German(46.3) | Irish(15.4) | Norwegian(10.9) | English(7.7) | Polish(6.8) |
| Sun Valley | NV | Washoe County | German(11.4) | Irish(10.9) | English(10.6) | Italian(7.1) | American(4.0) |
| Sun Village | CA | Los Angeles County | Irish(7.0) | German(5.9) | English(4.7) | French(2.4) | American(2.3) |
| Sunland Park | NM | Dona Ana County | German(0.9) | English(0.5) | American(0.3) | Irish(0.3) | Ukrainian(0.3) |
| Sunny Isles Beach | FL | Miami-Dade County | Russian(10.5) | Italian(6.3) | American(6.2) | Polish(4.7) | German(3.2) |
| Sunnyside | WA | Yakima County | German(4.5) | English(2.8) | Dutch(2.4) | American(2.2) | Irish(2.2) |
| Sunnyvale | CA | Santa Clara County | German(7.3) | English(4.9) | Irish(4.8) | Italian(2.9) | European(2.2) |
| Sunrise | FL | Broward County | Jamaican(12.2) | Italian(6.8) | Haitian(6.3) | Irish(5.6) | German(5.4) |
| Sunrise Manor | NV | Clark County | German(7.6) | Irish(5.8) | English(5.1) | Italian(3.3) | American(3.1) |
| Sunset | FL | Miami-Dade County | American(7.5) | Irish(2.1) | Italian(1.7) | German(1.5) | English(0.9) |
| Superior | CO | Boulder County | German(18.4) | Irish(11.9) | English(11.3) | Italian(7.2) | European(6.6) |
| Superior | MI | Washtenaw County | German(15.2) | American(8.9) | Irish(8.4) | English(7.3) | Polish(4.9) |
| Superior | WI | Douglas County | German(24.4) | Norwegian(12.7) | Swedish(12.2) | Irish(11.7) | Finnish(7.5) |
| Surprise | AZ | Maricopa County | American(25.4) | German(15.0) | Irish(9.7) | English(8.7) | Italian(5.0) |
| Susanville | CA | Lassen County | Irish(15.5) | German(14.2) | English(7.2) | American(4.5) | Portuguese(4.1) |
| Susquehanna | PA | Dauphin County | German(25.3) | Irish(11.0) | Italian(7.1) | English(6.2) | Polish(4.7) |
| Sussex | WI | Waukesha County | German(56.3) | Polish(13.8) | Irish(12.4) | English(5.1) | Norwegian(4.9) |
| Suwanee | GA | Gwinnett County | English(12.3) | Irish(10.7) | German(8.0) | American(5.2) | Italian(4.0) |
| Swampscott | MA | Essex County | Irish(30.0) | Italian(19.8) | English(11.1) | Polish(7.8) | German(7.4) |
| Swansea | IL | Saint Clair County | German(27.7) | Irish(10.3) | English(9.1) | European(7.6) | American(7.5) |
| Swansea | MA | Bristol County | Portuguese(40.5) | French(20.4) | Irish(16.6) | English(14.5) | Italian(11.5) |
| Swatara | PA | Dauphin County | German(24.2) | Irish(11.7) | Italian(8.3) | English(5.0) | American(3.6) |
| Sweden | NY | Monroe County | German(26.0) | Irish(18.1) | Italian(17.9) | English(15.5) | Polish(8.2) |
| Sweetwater | FL | Miami-Dade County | American(2.0) | Italian(0.8) | Ethiopian(0.4) | French(0.2) | Lebanese(0.1) |
| Sweetwater | TX | Nolan County | American(11.3) | German(7.7) | Irish(7.5) | English(6.0) | French(1.9) |
| Sycamore | IL | DeKalb County | German(34.1) | Irish(22.0) | English(9.4) | Italian(7.2) | Swedish(6.8) |
| Sylacauga | AL | Talladega County | American(30.3) | Irish(8.6) | English(8.0) | German(3.7) | Scotchn/aIrish(1.5) |
| Sylvania | OH | Lucas County | German(34.8) | Polish(13.8) | Irish(13.4) | English(12.8) | Italian(6.5) |
| Syosset | NY | Nassau County | Italian(18.8) | Irish(13.5) | German(7.8) | Russian(6.8) | Polish(6.5) |
| Syracuse | NY | Onondaga County | Irish(14.9) | Italian(12.9) | German(11.5) | English(5.6) | Polish(4.7) |
| Syracuse | UT | Davis County | English(27.6) | German(10.2) | American(8.8) | Irish(7.1) | Scottish(4.9) |
| Tacoma | WA | Pierce County | German(16.4) | Irish(11.2) | English(8.4) | Norwegian(5.3) | American(4.6) |
| Tahlequah | OK | Cherokee County | German(12.9) | Irish(9.9) | American(7.5) | English(5.6) | Scottish(1.7) |
| Takoma Park | MD | Montgomery County | German(11.1) | Irish(7.9) | Ethiopian(7.7) | English(7.5) | African(5.0) |
| Talladega | AL | Talladega County | American(12.9) | Irish(5.9) | English(5.2) | German(3.9) | African(1.8) |
| Tallahassee | FL | Leon County | Irish(10.1) | German(10.0) | English(9.1) | Italian(5.0) | American(4.4) |
| Tallmadge | OH | Summit County | German(29.2) | Irish(19.1) | English(13.4) | Italian(11.2) | American(7.6) |
| Tamalpais-Homestead Valley | CA | Marin County | Irish(16.1) | English(13.7) | German(13.7) | Italian(7.9) | European(7.9) |
| Tamarac | FL | Broward County | Jamaican(8.4) | Italian(8.4) | Irish(6.0) | Polish(5.4) | German(5.1) |
| Tamiami | FL | Miami-Dade County | American(1.7) | Italian(1.5) | Irish(0.7) | German(0.7) | Czechoslovakian(0.5) |
| Tampa | FL | Hillsborough County | German(9.1) | Irish(8.4) | English(6.2) | Italian(6.0) | American(5.0) |
| Tanque Verde | AZ | Pima County | German(23.5) | Irish(14.5) | English(14.2) | Italian(7.5) | American(6.0) |
| Tarboro | NC | Edgecombe County | American(12.3) | English(7.3) | Irish(4.3) | German(2.4) | European(2.3) |
| Tarpon Springs | FL | Pinellas County | Irish(16.5) | German(15.8) | Italian(11.9) | Greek(11.7) | English(9.8) |
| Tarrytown | NY | Westchester County | Italian(20.8) | Irish(16.9) | German(11.1) | Russian(7.2) | American(6.4) |
| Taunton | MA | Bristol County | Portuguese(29.6) | Irish(23.5) | French(10.8) | English(10.4) | Italian(9.3) |
| Tavares | FL | Lake County | American(17.3) | German(13.6) | English(11.8) | Irish(10.4) | Italian(4.5) |
| Taylor | MI | Wayne County | German(16.8) | Irish(14.8) | Polish(10.6) | English(6.6) | French(5.6) |
| Taylor | TX | Williamson County | German(14.9) | Czech(6.9) | Irish(5.9) | English(4.8) | American(3.4) |
| Taylors | SC | Greenville County | German(12.9) | Irish(12.3) | English(11.9) | American(10.6) | Scotchn/aIrish(3.1) |
| Taylorsville | UT | Salt Lake County | English(21.6) | German(11.8) | Irish(5.4) | American(5.2) | Danish(4.6) |
| Taylorville | IL | Christian County | German(17.4) | American(11.4) | Irish(10.9) | English(10.0) | Italian(5.1) |
| Teaneck | NJ | Bergen County | Polish(6.2) | German(5.4) | Russian(5.0) | Italian(4.8) | Irish(4.7) |
| Teays Valley | WV | Putnam County | American(14.2) | German(13.5) | English(10.8) | Irish(10.6) | Italian(2.8) |
| Tehachapi | CA | Kern County | German(18.3) | Irish(13.8) | English(6.3) | Italian(4.2) | American(3.8) |
| Temecula | CA | Riverside County | German(12.6) | Irish(11.0) | English(8.1) | Italian(7.2) | Polish(3.2) |
| Tempe | AZ | Maricopa County | German(16.2) | Irish(9.9) | English(9.2) | Italian(4.8) | Polish(3.1) |
| Temple | TX | Bell County | German(15.6) | English(12.0) | Irish(7.7) | American(6.0) | Italian(2.3) |
| Temple City | CA | Los Angeles County | German(4.9) | Irish(3.9) | Italian(3.3) | English(2.6) | American(1.7) |
| Temple Terrace | FL | Hillsborough County | German(10.9) | Irish(8.2) | English(8.1) | Italian(6.4) | American(5.6) |
| Tenafly | NJ | Bergen County | Irish(12.0) | German(9.0) | Russian(9.0) | Italian(8.7) | Polish(7.0) |
| Terre Haute | IN | Vigo County | American(23.6) | German(19.7) | Irish(10.3) | English(7.6) | French(2.8) |
| Terrell | TX | Kaufman County | German(9.3) | American(6.7) | Irish(6.4) | English(4.9) | Polish(1.4) |
| Terrytown | LA | Jefferson Parish | French(9.0) | Italian(6.5) | American(6.1) | German(5.9) | Irish(5.0) |
| Terryville | NY | Suffolk County | Italian(27.3) | Irish(20.6) | German(14.8) | Polish(8.0) | American(5.0) |
| Tewksbury | MA | Middlesex County | Irish(34.7) | Italian(23.5) | English(11.5) | French(6.8) | Portuguese(6.4) |
| Texarkana | AR | Miller County | Irish(11.3) | American(9.6) | German(8.5) | English(7.8) | Italian(1.9) |
| Texarkana | TX | Bowie County | American(16.9) | Irish(9.1) | German(7.9) | English(6.7) | African(1.6) |
| Texas | MI | Kalamazoo County | German(26.0) | Irish(16.5) | English(15.4) | Dutch(13.4) | Polish(7.4) |
| Texas City | TX | Galveston County | German(9.8) | Irish(7.4) | English(5.7) | American(4.7) | French(2.5) |
| The Acreage | FL | Palm Beach County | German(14.6) | Irish(12.8) | Italian(10.8) | American(7.2) | English(6.8) |
| The Colony | TX | Denton County | German(14.6) | Irish(13.3) | English(10.8) | American(5.4) | Scottish(3.6) |
| The Crossings | FL | Miami-Dade County | American(7.1) | Italian(4.2) | German(3.7) | Haitian(3.4) | Irish(3.4) |
| The Dalles | OR | Wasco County | German(16.4) | English(11.7) | Irish(9.6) | American(7.3) | Swedish(4.6) |
| The Hammocks | FL | Miami-Dade County | American(3.3) | Italian(2.7) | Haitian(2.3) | Jamaican(1.9) | Irish(1.3) |
| The Pinery | CO | Douglas County | German(25.2) | Irish(17.3) | English(17.2) | American(6.8) | Italian(5.5) |
| The Villages | FL | Sumter County | German(22.9) | English(18.3) | Irish(17.6) | Italian(11.1) | American(7.0) |
| The Woodlands | TX | Montgomery County | German(18.4) | English(11.5) | Irish(11.4) | American(6.8) | Italian(5.5) |
| Thibodaux | LA | Lafourche Parish | French(21.8) | American(8.3) | French Canadian(7.4) | German(6.7) | Italian(5.1) |
| Thomas | MI | Saginaw County | German(37.9) | Irish(15.2) | Polish(11.2) | English(10.4) | French(7.4) |
| Thomasville | GA | Thomas County | English(9.4) | American(9.0) | Irish(5.1) | German(4.7) | Scottish(1.6) |
| Thomasville | NC | Davidson County | German(9.2) | American(8.7) | English(7.6) | Irish(7.5) | Scottish(1.7) |
| Thompson | NY | Sullivan County | Irish(10.7) | Italian(10.4) | German(9.8) | American(6.5) | Polish(4.6) |
| Thonotosassa | FL | Hillsborough County | German(11.4) | American(10.6) | Irish(9.7) | English(9.5) | Italian(7.3) |
| Thornton | CO | Adams County | German(18.5) | Irish(10.0) | American(9.4) | English(7.3) | Italian(5.5) |
| Thousand Oaks | CA | Ventura County | German(15.1) | English(11.5) | Irish(11.3) | Italian(7.6) | American(3.5) |
| Three Lakes | FL | Miami-Dade County | American(5.5) | Italian(3.1) | Jamaican(2.7) | Irish(1.9) | Arab(1.6) |
| Tiffin | OH | Seneca County | German(46.3) | Irish(12.6) | American(7.8) | Italian(6.3) | English(5.6) |
| Tifton | GA | Tift County | American(15.3) | Irish(8.4) | English(7.0) | German(4.9) | Scottish(1.4) |
| Tigard | OR | Washington County | German(21.2) | English(13.4) | Irish(11.3) | American(4.7) | Norwegian(4.5) |
| Tillmans Corner | AL | Mobile County | German(13.6) | American(13.6) | Irish(12.4) | French(7.2) | English(6.3) |
| Timberlake | VA | Campbell County | American(20.3) | Irish(14.8) | German(12.6) | English(11.8) | Italian(6.7) |
| Timberlane | LA | Jefferson Parish | French(22.4) | German(10.2) | Italian(7.7) | Irish(7.6) | American(7.6) |
| Timberwood Park | TX | Bexar County | German(18.6) | English(10.2) | Irish(8.1) | European(5.8) | American(4.7) |
| Tinley Park | IL | Cook County | Irish(24.7) | Polish(20.6) | German(20.5) | Italian(11.7) | English(4.5) |
| Tinton Falls | NJ | Monmouth County | Italian(25.2) | Irish(24.7) | German(15.3) | Polish(7.7) | English(6.6) |
| Titusville | FL | Brevard County | German(13.4) | English(11.0) | Irish(11.0) | American(7.4) | Italian(5.5) |
| Tiverton | RI | Newport County | Portuguese(36.7) | Irish(18.7) | English(15.2) | French(15.0) | German(8.4) |
| Toledo | OH | Lucas County | German(24.0) | Irish(11.6) | Polish(9.0) | English(5.8) | French(4.0) |
| Tolland | CT | Tolland County | Irish(25.4) | Italian(17.7) | German(14.3) | English(13.9) | Polish(13.8) |
| Tomball | TX | Harris County | German(20.6) | English(12.0) | Irish(9.9) | American(8.4) | Italian(2.9) |
| Toms River | NJ | Ocean County | Italian(33.3) | Irish(25.0) | German(17.1) | Polish(9.3) | English(6.4) |
| Toms River | NJ | Ocean County | Italian(33.1) | Irish(25.1) | German(17.1) | Polish(9.3) | English(6.4) |
| Tonawanda | NY | Erie County | German(31.1) | Italian(25.9) | Irish(23.3) | Polish(14.6) | English(9.2) |
| Tonawanda | NY | Erie County | German(31.8) | Italian(23.8) | Irish(22.4) | Polish(15.2) | English(9.4) |
| Tonawanda | NY | Erie County | German(41.2) | Irish(19.8) | Italian(18.7) | Polish(17.6) | English(10.5) |
| Tooele | UT | Tooele County | English(25.1) | German(12.8) | Irish(7.1) | Scottish(6.4) | Danish(5.9) |
| Topeka | KS | Shawnee County | German(26.1) | Irish(14.1) | English(9.8) | American(5.1) | French(3.3) |
| Torrance | CA | Los Angeles County | German(10.4) | Irish(8.3) | English(7.4) | Italian(4.6) | American(3.9) |
| Torrington | CT | Litchfield County | Italian(24.1) | Irish(15.6) | German(11.0) | French(9.3) | English(8.5) |
| Totowa | NJ | Passaic County | Italian(34.2) | Irish(10.8) | German(7.8) | Polish(5.4) | American(5.0) |
| Towamencin | PA | Montgomery County | German(27.8) | Irish(21.7) | Italian(16.2) | English(10.2) | Polish(6.4) |
| Town and Country | MO | Saint Louis County | German(33.8) | Irish(14.7) | English(14.2) | American(7.5) | Italian(4.2) |
| Town 'n' Country | FL | Hillsborough County | German(8.3) | Irish(7.5) | Italian(5.8) | English(5.5) | American(4.3) |
| Towson | MD | Baltimore County | German(18.9) | Irish(17.6) | English(12.0) | American(8.7) | Italian(7.8) |
| Tracy | CA | San Joaquin County | German(8.8) | Irish(7.2) | Italian(5.8) | Portuguese(4.4) | English(4.2) |
| Traverse City | MI | Grand Traverse County | German(28.1) | Irish(16.4) | English(13.3) | Polish(11.2) | American(10.1) |
| Travilah | MD | Montgomery County | German(9.4) | Irish(7.3) | English(6.3) | Italian(5.4) | Iranian(5.2) |
| Tredyffrin | PA | Chester County | Irish(23.3) | German(22.0) | English(14.7) | Italian(13.4) | Polish(5.7) |
| Trenton | MI | Wayne County | German(23.6) | Polish(14.9) | Irish(14.3) | English(12.9) | French(9.5) |
| Trenton | NJ | Mercer County | Italian(4.1) | African(3.2) | Polish(3.0) | Irish(2.8) | German(2.2) |
| Trenton | OH | Butler County | German(27.3) | American(10.2) | Irish(10.2) | English(7.2) | Italian(3.7) |
| Trinity | FL | Pasco County | Irish(19.6) | German(17.6) | American(14.6) | Italian(14.0) | English(9.0) |
| Trotwood | OH | Montgomery County | German(8.0) | Irish(4.3) | American(3.7) | English(2.7) | African(2.2) |
| Troutdale | OR | Multnomah County | German(19.1) | Irish(11.3) | English(8.2) | American(7.0) | Norwegian(5.8) |
| Troy | AL | Pike County | African(20.4) | American(7.2) | Irish(7.2) | English(5.1) | German(5.1) |
| Troy | MI | Oakland County | German(17.1) | Polish(11.4) | Irish(10.4) | English(8.5) | Italian(7.0) |
| Troy | MO | Lincoln County | German(34.7) | Irish(20.4) | American(13.6) | English(9.1) | Italian(4.1) |
| Troy | NY | Rensselaer County | Irish(22.5) | Italian(14.0) | German(12.1) | French(7.8) | English(7.4) |
| Troy | OH | Miami County | German(27.6) | Irish(12.7) | American(11.1) | English(8.8) | French(3.5) |
| Truckee | CA | Nevada County | German(20.5) | English(17.3) | Irish(16.7) | Italian(6.1) | French(4.8) |
| Trumbull | CT | Fairfield County | Italian(28.9) | Irish(21.0) | German(10.1) | Polish(8.6) | English(8.0) |
| Trussville | AL | Jefferson County | American(21.0) | English(19.8) | German(13.0) | Irish(11.5) | Italian(5.9) |
| Tualatin | OR | Washington County | German(21.7) | Irish(11.8) | English(10.9) | Italian(4.6) | American(3.8) |
| Tuckahoe | VA | Henrico County | English(19.7) | German(12.6) | Irish(11.0) | American(7.4) | Scottish(4.2) |
| Tucker | GA | DeKalb County | English(13.2) | German(9.1) | American(9.0) | Irish(7.7) | Italian(2.5) |
| Tucson | AZ | Pima County | German(12.6) | Irish(9.6) | English(7.2) | Italian(4.3) | American(2.6) |
| Tucson Estates | AZ | Pima County | German(19.8) | English(11.8) | Irish(11.1) | French(4.2) | American(4.1) |
| Tukwila | WA | King County | German(7.8) | Somalian(5.6) | Irish(4.5) | English(3.9) | Norwegian(3.8) |
| Tulare | CA | Tulare County | Portuguese(7.5) | German(4.3) | American(3.4) | Irish(3.2) | English(3.2) |
| Tullahoma | TN | Coffee County | Irish(17.8) | American(16.7) | English(16.1) | German(13.4) | Italian(3.8) |
| Tulsa | OK | Tulsa County | German(13.4) | Irish(11.1) | English(8.7) | American(7.6) | European(3.4) |
| Tumwater | WA | Thurston County | German(20.0) | Irish(12.8) | English(12.3) | French(5.5) | Norwegian(5.1) |
| Tupelo | MS | Lee County | American(9.8) | Irish(7.6) | English(7.3) | German(5.3) | Scotchn/aIrish(2.1) |
| Turlock | CA | Stanislaus County | German(11.0) | Portuguese(7.1) | Assyrian/Chaldean/Syriac(6.9) | English(6.4) | Irish(6.1) |
| Tuscaloosa | AL | Tuscaloosa County | American(7.0) | English(7.0) | Irish(6.8) | German(6.3) | Scottish(1.9) |
| Tustin | CA | Orange County | German(6.9) | Irish(5.2) | English(4.6) | Italian(2.6) | American(2.4) |
| Twentynine Palms | CA | San Bernardino County | German(18.2) | Irish(15.4) | English(7.7) | European(6.1) | Italian(5.2) |
| Twin Falls | ID | Twin Falls County | German(18.5) | English(12.3) | Irish(9.1) | American(6.8) | Dutch(3.6) |
| Twinsburg | OH | Summit County | German(19.3) | Italian(16.7) | Irish(13.8) | Polish(8.7) | English(8.3) |
| Two Rivers | WI | Manitowoc County | German(48.6) | Polish(11.6) | French(9.7) | Czech(8.6) | Irish(7.7) |
| Tyler | TX | Smith County | Irish(9.7) | German(8.5) | English(8.1) | American(7.0) | French(2.3) |
| Tyngsborough | MA | Middlesex County | Irish(32.7) | English(14.3) | Italian(11.1) | French(10.7) | French Canadian(9.4) |
| Tyrone | MI | Livingston County | German(25.9) | English(15.4) | Polish(15.1) | Irish(13.3) | American(8.7) |
| Tysons Corner | VA | Fairfax County | German(9.0) | English(7.7) | Irish(6.6) | Italian(5.3) | Other Arab(3.2) |
| Ukiah | CA | Mendocino County | German(12.0) | Irish(9.6) | English(9.0) | Italian(6.1) | American(5.9) |
| Ulster | NY | Ulster County | Italian(24.3) | German(23.3) | Irish(20.4) | English(10.2) | American(7.5) |
| Union | MI | Isabella County | German(27.2) | Irish(19.2) | English(12.8) | Polish(11.6) | French(6.3) |
| Union | MO | Franklin County | German(36.1) | American(19.4) | Irish(14.2) | English(7.6) | Italian(3.1) |
| Union | NJ | Union County | Italian(11.1) | Portuguese(6.7) | Irish(6.0) | German(5.2) | Polish(5.0) |
| Union | NY | Broome County | Irish(19.1) | German(18.0) | Italian(17.9) | English(11.3) | Polish(8.1) |
| Union City | CA | Alameda County | German(3.7) | Irish(3.4) | Afghan(2.0) | English(1.6) | Portuguese(1.5) |
| Union City | GA | Fulton County | American(3.6) | Irish(2.1) | African(1.7) | German(1.3) | West Indian(1.2) |
| Union City | NJ | Hudson County | Italian(3.7) | Irish(1.9) | American(1.5) | German(0.9) | English(0.5) |
| Union City | TN | Obion County | American(20.0) | Irish(10.0) | English(9.6) | German(8.5) | Dutch(2.9) |
| Union Hill-Novelty Hill | WA | King County | German(18.8) | English(14.3) | Irish(10.4) | European(5.0) | Swedish(4.2) |
| Uniondale | NY | Nassau County | Haitian(10.1) | Jamaican(6.5) | American(3.0) | Irish(2.7) | Italian(2.2) |
| Uniontown | PA | Fayette County | German(17.5) | Italian(15.1) | Irish(13.7) | Polish(7.5) | English(7.2) |
| Unity | PA | Westmoreland County | German(34.7) | Italian(17.2) | Irish(17.1) | Polish(10.3) | English(9.9) |
| Universal City | TX | Bexar County | German(16.2) | English(8.3) | Irish(7.0) | American(4.6) | Italian(2.5) |
| University | FL | Hillsborough County | Irish(5.3) | German(5.2) | English(4.1) | Haitian(3.9) | Italian(3.7) |
| University | FL | Orange County | American(17.7) | German(9.1) | Irish(8.4) | Italian(6.3) | English(4.0) |
| University City | MO | Saint Louis County | German(15.7) | Irish(9.9) | English(6.8) | Polish(4.1) | Russian(3.3) |
| University Heights | OH | Cuyahoga County | German(18.6) | Irish(16.5) | Italian(9.9) | Polish(6.2) | English(5.8) |
| University Park | FL | Miami-Dade County | American(3.1) | German(1.2) | Irish(1.2) | Italian(0.6) | English(0.5) |
| University Park | TX | Dallas County | English(23.3) | German(20.7) | Irish(11.3) | American(7.7) | Scottish(6.5) |
| University Place | WA | Pierce County | German(15.8) | English(11.1) | Irish(9.8) | American(8.0) | Norwegian(6.6) |
| Upland | CA | San Bernardino County | American(9.3) | German(9.0) | Irish(6.7) | English(6.3) | European(5.9) |
| Upper | NJ | Cape May County | Irish(32.2) | German(30.0) | Italian(23.0) | English(17.3) | Polish(7.0) |
| Upper Allen | PA | Cumberland County | German(36.5) | Irish(14.7) | Italian(9.8) | English(9.5) | American(6.1) |
| Upper Arlington | OH | Franklin County | German(33.5) | Irish(20.3) | English(16.6) | Italian(9.0) | American(5.9) |
| Upper Chichester | PA | Delaware County | Irish(28.1) | Italian(17.3) | German(16.5) | English(11.0) | Polish(9.0) |
| Upper Darby | PA | Delaware County | Irish(23.4) | Italian(14.2) | German(11.3) | English(5.5) | American(2.5) |
| Upper Dublin | PA | Montgomery County | Irish(20.8) | German(20.0) | Italian(16.0) | English(8.7) | Russian(7.7) |
| Upper Grand Lagoon | FL | Bay County | English(18.2) | German(15.8) | American(12.9) | Irish(12.7) | Italian(6.9) |
| Upper Gwynedd | PA | Montgomery County | German(27.0) | Irish(23.8) | Italian(14.7) | English(9.3) | Polish(6.7) |
| Upper Macungie | PA | Lehigh County | German(30.0) | Irish(13.4) | Italian(11.7) | English(6.5) | Polish(6.2) |
| Upper Merion | PA | Montgomery County | Irish(20.6) | German(16.3) | Italian(15.6) | Polish(7.1) | English(6.9) |
| Upper Montclair | NJ | Essex County | Irish(23.7) | Italian(14.1) | German(12.5) | English(10.4) | Russian(8.4) |
| Upper Moreland | PA | Montgomery County | Irish(29.6) | German(26.4) | Italian(14.6) | English(10.2) | Polish(6.8) |
| Upper Providence | PA | Delaware County | Irish(27.7) | German(21.4) | Italian(20.3) | English(11.0) | Polish(5.4) |
| Upper Providence | PA | Montgomery County | Irish(26.9) | German(25.6) | Italian(22.7) | English(9.8) | Polish(7.7) |
| Upper Saint Clair | PA | Allegheny County | German(29.9) | Irish(20.3) | Italian(18.2) | English(12.1) | Polish(8.4) |
| Upper Saucon | PA | Lehigh County | German(35.3) | Irish(18.6) | Italian(8.7) | Polish(7.0) | English(6.7) |
| Upper Southampton | PA | Bucks County | Irish(25.6) | German(22.5) | Italian(14.3) | English(9.0) | Polish(6.8) |
| Upper Uwchlan | PA | Chester County | Irish(23.6) | German(21.2) | Italian(13.0) | English(11.5) | Polish(6.2) |
| Urbana | IL | Champaign County | German(16.4) | American(11.0) | Irish(9.3) | English(7.7) | European(4.1) |
| Urbana | OH | Champaign County | German(19.8) | Irish(17.1) | American(11.4) | English(7.8) | Italian(2.8) |
| Urbandale | IA | Polk County | German(32.8) | Irish(17.9) | English(9.9) | Norwegian(5.8) | Italian(5.0) |
| Utica | NY | Oneida County | Italian(19.9) | Irish(11.4) | German(10.5) | Polish(8.0) | Yugoslavian(6.0) |
| Uvalde | TX | Uvalde County | German(6.0) | English(4.3) | Irish(2.9) | American(2.2) | French(1.2) |
| Uwchlan | PA | Chester County | Irish(27.1) | German(23.3) | Italian(16.4) | English(14.0) | American(6.1) |
| Uxbridge | MA | Worcester County | Irish(22.5) | French(18.8) | English(15.7) | Italian(15.4) | French Canadian(12.3) |
| Vacaville | CA | Solano County | German(13.4) | Irish(9.8) | European(8.3) | English(8.0) | Italian(5.7) |
| Vadnais Heights | MN | Ramsey County | German(37.6) | Norwegian(14.8) | Irish(12.8) | Swedish(10.5) | French(8.7) |
| Vail | AZ | Pima County | German(19.9) | Irish(13.1) | Italian(10.2) | English(6.4) | French(5.1) |
| Valdosta | GA | Lowndes County | Irish(7.9) | German(7.4) | English(5.9) | American(5.8) | Italian(1.7) |
| Valinda | CA | Los Angeles County | Irish(1.4) | Italian(1.2) | American(1.1) | English(1.0) | French(0.9) |
| Valle Vista | CA | Riverside County | English(13.1) | German(10.4) | Irish(9.9) | American(4.9) | French(4.8) |
| Vallejo | CA | Solano County | German(5.4) | Irish(4.7) | English(4.3) | Italian(2.9) | American(2.5) |
| Valley Falls | RI | Providence County | Irish(21.1) | Portuguese(20.9) | French(18.1) | Italian(12.6) | English(9.2) |
| Valley Stream | NY | Nassau County | Italian(17.1) | Irish(10.2) | German(6.9) | Haitian(4.1) | American(3.5) |
| Valparaiso | IN | Porter County | German(29.4) | Irish(16.5) | Polish(8.6) | English(8.4) | Italian(5.5) |
| Valrico | FL | Hillsborough County | German(15.3) | Irish(11.9) | English(9.7) | Italian(9.0) | American(8.9) |
| Van Buren | AR | Crawford County | English(12.8) | Irish(10.7) | American(10.3) | German(9.9) | Scottish(2.0) |
| Van Buren | MI | Wayne County | German(18.0) | Irish(11.8) | English(8.2) | Polish(8.1) | Italian(4.5) |
| Van Buren | NY | Onondaga County | Irish(24.7) | German(23.0) | English(15.6) | Italian(13.1) | Polish(10.0) |
| Van Wert | OH | Van Wert County | German(36.8) | Irish(14.1) | American(9.6) | English(9.4) | Italian(2.4) |
| Vancouver | WA | Clark County | German(21.6) | Irish(12.4) | English(11.0) | French(4.8) | Norwegian(4.7) |
| Vandalia | OH | Montgomery County | German(28.6) | Irish(17.5) | English(10.7) | American(5.5) | Italian(4.6) |
| Vashon | WA | King County | German(20.3) | English(20.2) | Irish(14.9) | Swedish(6.9) | Scottish(6.8) |
| Venice | FL | Sarasota County | German(24.2) | English(17.5) | Irish(16.5) | Italian(9.5) | American(6.7) |
| Ventnor City | NJ | Atlantic County | Italian(18.4) | Irish(16.1) | English(7.6) | German(7.2) | American(3.4) |
| Verde Village | AZ | Yavapai County | German(23.5) | Irish(14.5) | English(12.2) | Italian(6.0) | American(4.3) |
| Vermilion | OH | Lorain County | German(28.0) | Irish(18.0) | English(12.8) | American(9.2) | Polish(9.0) |
| Vermillion | SD | Clay County | German(44.8) | Irish(16.8) | Norwegian(14.3) | English(8.0) | Swedish(4.3) |
| Vernon | CT | Tolland County | Irish(20.3) | Italian(15.8) | Polish(13.0) | German(12.1) | English(10.9) |
| Vernon | NJ | Sussex County | Irish(30.4) | Italian(26.7) | German(24.6) | English(9.2) | Polish(7.9) |
| Vernon | TX | Wilbarger County | American(10.2) | Irish(9.8) | German(8.6) | English(4.6) | French(2.1) |
| Vernon Hills | IL | Lake County | German(15.6) | Irish(9.5) | Russian(8.4) | Polish(8.2) | Italian(5.9) |
| Vero Beach | FL | Indian River County | Irish(20.7) | German(16.4) | American(10.7) | Italian(10.0) | English(9.9) |
| Vero Beach South | FL | Indian River County | German(24.0) | English(16.4) | Irish(14.9) | Italian(9.6) | American(7.2) |
| Verona | NJ | Essex County | Italian(32.3) | Irish(27.6) | German(14.0) | Polish(6.2) | English(6.2) |
| Verona | WI | Dane County | German(48.7) | Norwegian(12.6) | Irish(11.1) | English(10.5) | Polish(8.2) |
| Vestal | NY | Broome County | Irish(17.5) | German(16.8) | Italian(12.6) | English(12.0) | Polish(6.0) |
| Vestavia Hills | AL | Jefferson County | English(19.3) | American(14.0) | Irish(11.4) | German(10.2) | Italian(5.3) |
| Vicksburg | MS | Warren County | American(6.1) | Irish(3.7) | German(3.5) | English(3.3) | Italian(1.5) |
| Victor | NY | Ontario County | German(24.6) | Italian(22.3) | English(17.6) | Irish(16.0) | Polish(6.9) |
| Victoria | TX | Victoria County | German(16.7) | Irish(8.4) | English(5.7) | Czech(4.5) | American(3.3) |
| Victorville | CA | San Bernardino County | German(7.4) | Irish(6.3) | English(5.6) | Italian(3.0) | American(1.8) |
| Vidalia | GA | Toombs County | English(17.7) | American(8.5) | Irish(5.4) | German(5.3) | Scotchn/aIrish(1.6) |
| Vidor | TX | Orange County | German(16.5) | English(10.2) | Irish(9.2) | French(8.4) | American(6.5) |
| Vienna | MI | Genesee County | German(21.9) | Irish(13.6) | English(10.6) | American(8.5) | Polish(8.1) |
| Vienna | VA | Fairfax County | German(15.5) | Irish(13.6) | English(13.5) | Italian(6.6) | American(5.3) |
| Vienna | WV | Wood County | American(22.8) | German(19.7) | Irish(14.3) | English(12.8) | Italian(4.6) |
| Viera East | FL | Brevard County | American(15.3) | German(14.4) | Irish(13.5) | English(12.6) | Italian(11.1) |
| View Park-Windsor Hills | CA | Los Angeles County | African(6.2) | American(2.1) | Moroccan(1.3) | Jamaican(1.0) | German(1.0) |
| Villa Park | IL | DuPage County | German(21.9) | Irish(18.2) | Polish(13.3) | Italian(10.1) | English(7.0) |
| Villa Rica | GA | Carroll County | American(10.9) | English(9.4) | Irish(7.6) | German(6.6) | Nigerian(4.8) |
| Villas | FL | Lee County | German(17.2) | Irish(14.6) | American(11.5) | English(11.1) | Italian(8.8) |
| Vincennes | IN | Knox County | American(19.7) | German(18.7) | Irish(12.2) | English(7.4) | French(5.6) |
| Vineland | NJ | Cumberland County | Italian(21.9) | German(11.7) | Irish(10.8) | English(4.3) | Polish(2.7) |
| Vineyard | CA | Sacramento County | German(8.2) | English(6.5) | Irish(6.4) | Italian(2.8) | Norwegian(2.8) |
| Virginia Beach | VA | Virginia Beach Independent City | German(13.4) | American(13.3) | Irish(11.5) | English(9.5) | African(7.3) |
| Visalia | CA | Tulare County | German(7.1) | Irish(6.4) | American(5.7) | English(4.6) | Italian(2.7) |
| Vista | CA | San Diego County | English(14.4) | German(9.0) | Irish(6.6) | Italian(2.6) | French(2.4) |
| Voorhees | NJ | Camden County | Italian(17.8) | Irish(16.8) | German(13.4) | Polish(7.4) | Russian(7.3) |
| Wabash | IN | Wabash County | American(23.8) | German(23.4) | Irish(12.4) | English(11.2) | French(1.9) |
| Waco | TX | McLennan County | German(11.6) | Irish(7.9) | English(6.3) | American(6.3) | French(1.8) |
| Waconia | MN | Carver County | German(50.3) | Norwegian(17.6) | Irish(8.9) | Swedish(8.4) | Polish(5.8) |
| Wade Hampton | SC | Greenville County | English(14.0) | German(12.3) | Irish(11.8) | American(10.5) | Scotchn/aIrish(4.8) |
| Wadsworth | OH | Medina County | German(24.3) | Irish(14.6) | English(13.1) | American(8.7) | Italian(8.3) |
| Waggaman | LA | Jefferson Parish | French(13.8) | German(7.0) | Italian(4.0) | Irish(3.4) | English(2.8) |
| Wahiawa | HI | Honolulu County | Portuguese(4.0) | German(2.4) | Italian(1.9) | Irish(1.4) | American(1.4) |
| Waianae | HI | Honolulu County | Portuguese(6.4) | English(3.3) | German(3.1) | Irish(1.5) | Polish(0.6) |
| Wailuku | HI | Maui County | Portuguese(6.3) | Irish(6.2) | German(5.5) | English(2.4) | Italian(2.2) |
| Waimalu | HI | Honolulu County | German(4.5) | Italian(3.4) | Irish(2.7) | Portuguese(2.3) | English(2.3) |
| Waipahu | HI | Honolulu County | Portuguese(2.3) | German(1.5) | Irish(1.1) | Norwegian(0.3) | Italian(0.3) |
| Waipio | HI | Honolulu County | German(5.0) | Portuguese(3.1) | Irish(1.6) | English(1.3) | American(1.2) |
| Wake Forest | NC | Wake County | Irish(16.2) | German(14.0) | English(13.0) | Italian(7.5) | American(7.1) |
| Wakefield | MA | Middlesex County | Irish(34.8) | Italian(29.7) | English(13.0) | French(6.4) | German(6.4) |
| Wakefield | VA | Fairfax County | German(16.6) | Irish(16.5) | English(15.1) | Italian(7.2) | American(5.0) |
| Waldorf | MD | Charles County | German(9.1) | Irish(6.8) | American(4.9) | English(4.4) | Italian(3.6) |
| Walker | MI | Kent County | Dutch(25.9) | German(23.4) | Polish(16.1) | Irish(14.4) | English(9.8) |
| Walker Mill | MD | Prince George's County | American(4.1) | African(3.8) | Jamaican(1.1) | German(1.0) | Lebanese(0.4) |
| Wall | NJ | Monmouth County | Irish(33.8) | Italian(28.3) | German(21.9) | English(9.7) | Polish(7.6) |
| Walla Walla | WA | Walla Walla County | German(22.3) | English(12.9) | Irish(11.1) | American(5.9) | Italian(4.8) |
| Wallingford | CT | New Haven County | Italian(28.7) | Irish(20.2) | German(11.5) | Polish(10.4) | English(8.9) |
| Wallingford Center | CT | New Haven County | Italian(25.5) | Irish(20.2) | German(11.9) | Polish(10.2) | English(8.2) |
| Wallington | NJ | Bergen County | Polish(49.0) | Italian(9.0) | Irish(6.5) | German(5.1) | Russian(1.6) |
| Wallkill | NY | Orange County | Irish(17.2) | Italian(16.7) | German(12.2) | American(8.8) | English(4.6) |
| Walnut | CA | Los Angeles County | American(6.0) | German(2.4) | English(2.2) | Irish(1.5) | Italian(1.0) |
| Walnut Creek | CA | Contra Costa County | German(15.9) | Irish(13.5) | English(13.4) | Italian(8.0) | American(3.8) |
| Walnut Park | CA | Los Angeles County | American(0.9) | German(0.4) | English(0.4) | French(0.2) | Irish(0.2) |
| Walpole | MA | Norfolk County | Irish(42.9) | Italian(19.4) | English(9.0) | German(7.7) | American(5.8) |
| Waltham | MA | Middlesex County | Irish(19.8) | Italian(16.5) | English(7.9) | German(5.1) | French(4.7) |
| Wanaque | NJ | Passaic County | Italian(26.7) | Irish(18.8) | German(14.5) | Polish(9.7) | Russian(6.2) |
| Wantage | NJ | Sussex County | German(30.5) | Italian(25.4) | Irish(21.5) | English(11.5) | Dutch(8.5) |
| Wantagh | NY | Nassau County | Italian(33.6) | Irish(28.8) | German(18.1) | English(5.8) | Russian(5.4) |
| Wappinger | NY | Dutchess County | Italian(28.3) | Irish(22.9) | German(12.3) | English(7.1) | Polish(4.4) |
| Wareham | MA | Plymouth County | Irish(30.0) | English(17.2) | Italian(16.6) | Portuguese(9.1) | American(9.0) |
| Warminster | PA | Bucks County | German(27.5) | Irish(26.3) | Italian(14.8) | English(9.1) | Polish(7.3) |
| Warner Robins | GA | Houston County | American(20.6) | German(9.2) | Irish(8.4) | English(6.9) | Scottish(1.7) |
| Warr Acres | OK | Oklahoma County | German(16.2) | Irish(9.1) | English(8.8) | American(4.5) | French(2.3) |
| Warren | MI | Macomb County | Polish(17.8) | German(17.8) | Irish(10.5) | Italian(8.9) | English(6.3) |
| Warren | NJ | Somerset County | Italian(18.5) | German(15.5) | Irish(14.9) | American(8.7) | Polish(6.9) |
| Warren | OH | Trumbull County | American(17.0) | German(12.9) | Irish(10.3) | Italian(8.0) | English(5.6) |
| Warren | RI | Bristol County | Portuguese(36.5) | Italian(24.2) | Irish(17.3) | French(16.9) | English(11.3) |
| Warrensburg | MO | Johnson County | German(33.1) | Irish(15.5) | English(11.2) | American(4.9) | French(4.0) |
| Warrensville Heights | OH | Cuyahoga County | African(3.2) | American(1.5) | Irish(1.2) | Somalian(1.2) | Jamaican(1.1) |
| Warrenville | IL | DuPage County | German(26.4) | Irish(15.0) | Polish(9.2) | English(8.3) | Italian(6.4) |
| Warrington | FL | Escambia County | American(18.1) | Irish(11.5) | German(10.5) | English(9.3) | Italian(3.3) |
| Warrington | PA | Bucks County | Irish(25.7) | German(23.5) | Italian(17.6) | Polish(9.7) | English(7.3) |
| Warsaw | IN | Kosciusko County | German(20.0) | Irish(13.4) | American(11.0) | English(7.8) | Dutch(3.4) |
| Warwick | NY | Orange County | Irish(27.4) | Italian(20.5) | German(17.7) | Polish(9.6) | American(9.0) |
| Warwick | PA | Bucks County | Irish(29.4) | German(25.0) | Italian(20.1) | Polish(10.4) | English(8.1) |
| Warwick | PA | Lancaster County | German(45.3) | Irish(10.5) | American(8.6) | English(8.4) | Italian(8.2) |
| Warwick | RI | Kent County | Irish(28.0) | Italian(22.2) | English(16.0) | French(12.4) | Portuguese(8.1) |
| Wasco | CA | Kern County | German(3.6) | Irish(2.6) | English(1.9) | American(1.2) | Italian(1.2) |
| Washington | DC | District of Columbia | Irish(6.7) | German(6.7) | English(5.3) | Italian(3.5) | American(2.1) |
| Washington | IL | Tazewell County | German(36.5) | Irish(18.2) | English(10.4) | American(9.6) | Italian(4.2) |
| Washington | IN | Daviess County | German(22.3) | American(15.5) | Irish(13.2) | English(7.5) | French(1.8) |
| Washington | MI | Macomb County | German(23.7) | Polish(17.2) | Italian(14.6) | Irish(10.7) | English(8.7) |
| Washington | MO | Franklin County | German(38.7) | American(21.2) | Irish(14.2) | English(6.8) | French(4.8) |
| Washington | NJ | Gloucester County | Italian(36.0) | Irish(28.2) | German(21.0) | English(8.8) | Polish(7.5) |
| Washington | NJ | Morris County | Italian(26.3) | Irish(23.1) | German(21.0) | English(10.2) | Polish(7.9) |
| Washington | PA | Franklin County | German(40.7) | Irish(15.0) | English(9.1) | American(8.3) | Italian(3.7) |
| Washington | PA | Washington County | German(21.9) | Irish(19.1) | Italian(15.1) | Polish(9.3) | English(6.8) |
| Washington | UT | Washington County | English(28.9) | German(11.1) | Irish(8.5) | Scottish(4.8) | American(4.6) |
| Washington Court House | OH | Fayette County | German(17.0) | American(14.5) | Irish(11.0) | English(9.3) | Dutch(3.0) |
| Washougal | WA | Clark County | German(22.1) | Irish(18.0) | English(12.7) | Norwegian(8.8) | American(7.1) |
| Watauga | TX | Tarrant County | German(13.0) | Irish(11.6) | American(9.9) | English(7.1) | Italian(3.8) |
| Waterbury | CT | New Haven County | Italian(16.8) | Irish(10.3) | French(4.5) | German(3.5) | Polish(3.4) |
| Waterford | CT | New London County | Italian(22.4) | Irish(20.5) | English(16.8) | German(12.5) | Polish(8.4) |
| Waterford | MI | Oakland County | German(23.7) | Irish(15.0) | English(12.2) | Polish(10.2) | American(5.9) |
| Waterford | NJ | Camden County | Irish(33.5) | Italian(30.3) | German(28.4) | Polish(9.5) | English(8.7) |
| Waterloo | IA | Black Hawk County | German(32.3) | Irish(12.6) | American(8.8) | English(6.9) | Norwegian(4.5) |
| Watertown | CT | Litchfield County | Italian(41.6) | Irish(21.8) | French(12.4) | English(8.8) | Polish(8.7) |
| Watertown | NY | Jefferson County | Irish(21.6) | German(14.0) | Italian(13.9) | English(10.3) | French(10.0) |
| Watertown | SD | Codington County | German(46.9) | Norwegian(20.2) | Irish(8.9) | English(5.6) | Dutch(3.7) |
| Watertown | WI | Jefferson County | German(55.2) | Irish(9.2) | English(7.4) | Polish(7.1) | American(5.6) |
| Watertown Town | MA | Middlesex County | Irish(20.6) | Italian(15.7) | English(7.9) | Armenian(7.9) | German(7.1) |
| Waterville | ME | Kennebec County | Irish(19.4) | English(18.2) | French(18.0) | French Canadian(8.9) | German(6.7) |
| Watervliet | NY | Albany County | Irish(31.0) | Italian(22.9) | German(16.3) | French(10.0) | English(8.4) |
| Watsonville | CA | Santa Cruz County | German(3.3) | English(2.6) | Irish(2.5) | Portuguese(1.2) | Italian(1.1) |
| Wauconda | IL | Lake County | German(23.9) | Irish(15.3) | Italian(10.8) | American(9.8) | Polish(9.7) |
| Waukee | IA | Dallas County | German(36.3) | Irish(13.8) | English(12.5) | American(5.7) | Dutch(5.5) |
| Waukegan | IL | Lake County | German(7.6) | Irish(5.0) | Italian(2.7) | Polish(2.6) | English(2.6) |
| Waukesha | WI | Waukesha County | German(44.0) | Irish(12.7) | Polish(10.7) | English(6.2) | Italian(6.2) |
| Waunakee | WI | Dane County | German(52.2) | Irish(12.7) | Norwegian(11.1) | English(7.5) | American(4.4) |
| Waupun | WI | Dodge County | German(43.2) | Dutch(18.4) | Irish(10.1) | English(5.8) | Polish(5.2) |
| Wausau | WI | Marathon County | German(44.4) | Polish(13.3) | Irish(8.0) | English(5.1) | Norwegian(4.7) |
| Wauwatosa | WI | Milwaukee County | German(46.9) | Irish(17.2) | Polish(12.7) | English(6.8) | Italian(6.7) |
| Waverly | MI | Eaton County | German(23.5) | English(12.5) | Irish(11.8) | Polish(5.1) | Dutch(4.6) |
| Wawarsing | NY | Ulster County | Irish(16.9) | German(14.2) | Italian(11.4) | English(6.6) | American(5.3) |
| Waxahachie | TX | Ellis County | German(13.4) | Irish(8.5) | American(8.3) | English(7.5) | French(3.1) |
| Waycross | GA | Ware County | English(9.8) | German(5.2) | American(4.9) | Irish(4.4) | Scotchn/aIrish(1.6) |
| Wayland | MA | Middlesex County | Irish(20.7) | English(15.0) | Italian(12.5) | German(10.3) | Russian(6.7) |
| Wayne | MI | Wayne County | German(21.2) | Irish(14.4) | English(10.6) | Polish(8.8) | American(7.4) |
| Wayne | NJ | Passaic County | Italian(27.8) | Irish(15.5) | German(11.7) | Polish(8.2) | English(5.7) |
| Waynesboro | PA | Franklin County | German(39.0) | Irish(17.4) | American(10.3) | English(8.1) | Italian(5.0) |
| Waynesboro | VA | Waynesboro Independent City | American(22.4) | German(16.8) | English(14.5) | Irish(10.9) | Scotchn/aIrish(3.7) |
| Weatherford | OK | Custer County | German(22.3) | Irish(13.7) | English(9.9) | American(6.4) | Dutch(3.5) |
| Weatherford | TX | Parker County | German(16.1) | Irish(15.4) | English(12.0) | American(7.4) | Scottish(2.9) |
| Webb City | MO | Jasper County | German(15.6) | Irish(12.5) | English(12.5) | American(9.7) | Italian(3.9) |
| Webster | MA | Worcester County | Polish(20.0) | Irish(19.7) | French(18.4) | Italian(10.2) | French Canadian(8.6) |
| Webster | MA | Worcester County | Polish(19.7) | Irish(19.2) | French(19.0) | Italian(8.6) | English(7.3) |
| Webster | NY | Monroe County | Italian(26.6) | German(24.4) | Irish(18.1) | English(13.5) | Polish(6.0) |
| Webster | TX | Harris County | German(10.0) | Irish(9.7) | English(7.5) | Italian(4.5) | French(3.4) |
| Webster Groves | MO | Saint Louis County | German(36.6) | Irish(23.0) | English(13.2) | Italian(6.8) | French(6.3) |
| Weehawken | NJ | Hudson County | Italian(10.2) | Irish(9.7) | German(8.2) | Polish(3.2) | English(2.9) |
| Weigelstown | PA | York County | German(43.5) | Irish(15.1) | American(8.7) | English(6.2) | Italian(4.9) |
| Weirton | WV | Hancock County | Italian(19.7) | Irish(19.5) | German(16.5) | English(9.5) | Polish(8.6) |
| Wekiwa Springs | FL | Seminole County | German(19.3) | English(15.3) | Irish(14.5) | Italian(9.1) | European(7.9) |
| Welby | CO | Adams County | German(10.8) | American(9.5) | English(5.8) | Irish(5.7) | Italian(3.6) |
| Wellesley | MA | Norfolk County | Irish(22.7) | English(14.6) | Italian(13.7) | German(10.9) | American(4.1) |
| Wellington | FL | Palm Beach County | Irish(12.4) | German(12.1) | Italian(11.3) | English(8.0) | American(5.6) |
| Wells Branch | TX | Travis County | German(12.8) | Irish(7.2) | English(4.9) | Italian(3.2) | American(3.1) |
| Wenatchee | WA | Chelan County | American(18.5) | German(13.6) | English(7.4) | Irish(7.0) | Norwegian(4.1) |
| Wentzville | MO | Saint Charles County | German(39.2) | Irish(19.1) | English(9.9) | American(8.6) | Italian(6.2) |
| Weslaco | TX | Hidalgo County | German(3.9) | English(2.4) | American(1.8) | Irish(1.4) | French(0.8) |
| Wesley Chapel | FL | Pasco County | German(15.2) | Irish(11.0) | English(10.2) | Italian(7.1) | American(6.6) |
| West Allis | WI | Milwaukee County | German(40.2) | Polish(17.5) | Irish(11.3) | Italian(5.4) | English(4.7) |
| West Babylon | NY | Suffolk County | Italian(34.3) | Irish(20.0) | German(16.5) | Polish(5.7) | English(4.1) |
| West Bend | WI | Washington County | German(57.6) | Irish(12.6) | Polish(9.2) | Norwegian(5.1) | French(4.4) |
| West Bloomfield | MI | Oakland County | German(9.8) | Assyrian/Chaldean/Syriac(9.2) | Polish(9.1) | Russian(6.6) | American(6.2) |
| West Bradford | PA | Chester County | Irish(24.4) | German(23.2) | Italian(13.6) | English(13.4) | American(7.5) |
| West Caldwell | NJ | Essex County | Italian(32.8) | Irish(20.0) | German(13.9) | Polish(8.4) | English(7.6) |
| West Carrollton | OH | Montgomery County | German(23.2) | Irish(14.1) | English(9.2) | American(7.9) | French(2.6) |
| West Carson | CA | Los Angeles County | German(5.3) | English(3.8) | Irish(3.4) | French(2.0) | Italian(1.7) |
| West Chester | PA | Chester County | Irish(24.4) | German(19.6) | Italian(17.2) | English(8.5) | Polish(5.3) |
| West Chicago | IL | DuPage County | German(10.8) | Irish(7.0) | Italian(6.5) | Polish(6.2) | English(4.1) |
| West Columbia | SC | Lexington County | German(12.4) | American(10.7) | Irish(9.1) | English(7.0) | Italian(3.0) |
| West Covina | CA | Los Angeles County | German(4.0) | Irish(3.1) | English(2.7) | Italian(1.8) | American(1.2) |
| West Deer | PA | Allegheny County | German(32.4) | Irish(24.6) | Italian(21.9) | Polish(12.9) | English(6.5) |
| West Deptford | NJ | Gloucester County | Irish(31.6) | German(25.8) | Italian(21.6) | English(10.5) | Polish(6.2) |
| West Des Moines | IA | Polk County | German(30.7) | Irish(12.9) | English(10.4) | Norwegian(5.1) | American(4.6) |
| West Fargo | ND | Cass County | German(45.1) | Norwegian(38.2) | Irish(5.8) | Swedish(4.8) | English(4.2) |
| West Freehold | NJ | Monmouth County | Italian(29.2) | Irish(21.8) | German(11.7) | Polish(9.9) | American(9.7) |
| West Goshen | PA | Chester County | Irish(30.0) | German(23.7) | Italian(19.6) | English(13.1) | Polish(5.5) |
| West Hartford | CT | Hartford County | Irish(17.1) | Italian(12.5) | German(10.9) | English(9.5) | Polish(7.5) |
| West Haven | CT | New Haven County | Italian(23.5) | Irish(15.6) | German(7.5) | English(5.0) | Polish(4.7) |
| West Haven | UT | Weber County | English(26.1) | American(10.2) | German(9.4) | Irish(7.1) | Scottish(4.9) |
| West Haverstraw | NY | Rockland County | Italian(14.2) | Irish(9.1) | German(6.5) | American(5.6) | Haitian(4.8) |
| West Hempfield | PA | Lancaster County | German(36.1) | Irish(15.8) | English(9.2) | American(7.1) | Italian(5.3) |
| West Hempstead | NY | Nassau County | Italian(20.7) | Irish(12.0) | German(9.8) | Polish(5.3) | American(4.3) |
| West Hollywood | CA | Los Angeles County | German(13.3) | Irish(11.2) | Russian(10.1) | Italian(9.4) | English(8.2) |
| West Islip | NY | Suffolk County | Italian(42.8) | Irish(32.0) | German(20.4) | English(6.7) | Polish(6.4) |
| West Jordan | UT | Salt Lake County | English(23.0) | German(12.2) | American(6.0) | Irish(5.9) | Danish(5.3) |
| West Lafayette | IN | Tippecanoe County | German(23.4) | Irish(13.0) | English(9.9) | Italian(4.3) | American(4.1) |
| West Lampeter | PA | Lancaster County | German(42.8) | Irish(12.4) | English(10.8) | American(10.3) | Italian(8.7) |
| West Lealman | FL | Pinellas County | German(17.5) | Irish(16.9) | English(13.3) | Italian(7.0) | American(6.5) |
| West Linn | OR | Clackamas County | German(23.0) | English(14.8) | Irish(13.5) | Norwegian(5.8) | Italian(5.5) |
| West Little River | FL | Miami-Dade County | Haitian(8.2) | American(6.5) | Jamaican(1.4) | Bahamian(0.8) | African(0.6) |
| West Manchester | PA | York County | German(43.1) | Irish(12.9) | American(9.5) | English(8.6) | Italian(5.6) |
| West Melbourne | FL | Brevard County | American(17.9) | German(14.8) | Irish(13.7) | English(11.0) | Italian(8.3) |
| West Memphis | AR | Crittenden County | American(5.7) | Irish(5.4) | German(3.6) | English(3.1) | Dutch(1.9) |
| West Mifflin | PA | Allegheny County | German(24.4) | Irish(17.2) | Italian(13.1) | Slovak(12.3) | Polish(10.2) |
| West Milford | NJ | Passaic County | Irish(28.7) | Italian(27.6) | German(24.7) | Polish(8.0) | English(7.9) |
| West Monroe | LA | Ouachita Parish | American(17.1) | English(12.3) | Irish(7.6) | German(5.1) | French(3.9) |
| West New York | NJ | Hudson County | Italian(4.4) | German(2.4) | Irish(2.3) | American(2.0) | French(0.9) |
| West Norriton | PA | Montgomery County | Italian(25.6) | Irish(25.4) | German(20.4) | Polish(8.2) | English(6.1) |
| West Odessa | TX | Ector County | American(7.7) | German(4.3) | Irish(4.2) | English(3.1) | French(2.0) |
| West Orange | NJ | Essex County | Italian(11.2) | Irish(8.7) | German(5.9) | Haitian(4.4) | Polish(4.4) |
| West Palm Beach | FL | Palm Beach County | German(8.0) | Irish(7.8) | Italian(6.2) | English(5.4) | Haitian(4.8) |
| West Park | FL | Broward County | American(16.1) | Jamaican(8.7) | Haitian(5.8) | German(4.4) | Irish(4.3) |
| West Pensacola | FL | Escambia County | American(16.0) | Irish(6.2) | German(5.8) | English(5.2) | Italian(2.7) |
| West Plains | MO | Howell County | American(16.8) | Irish(16.1) | German(16.0) | English(10.4) | Dutch(2.3) |
| West Point | MS | Clay County | English(8.5) | Irish(5.2) | American(4.4) | German(4.2) | Scotchn/aIrish(1.5) |
| West Puente Valley | CA | Los Angeles County | American(2.1) | Irish(2.1) | English(1.2) | German(1.1) | Italian(0.6) |
| West Richland | WA | Benton County | German(25.5) | English(14.6) | Irish(13.8) | American(6.9) | Norwegian(5.8) |
| West Sacramento | CA | Yolo County | German(10.3) | Irish(8.5) | English(6.7) | Russian(5.1) | Italian(3.8) |
| West Saint Paul | MN | Dakota County | German(34.0) | Irish(15.6) | Norwegian(10.9) | English(5.0) | Swedish(4.9) |
| West Seneca | NY | Erie County | German(32.0) | Polish(28.8) | Irish(22.7) | Italian(18.6) | English(7.3) |
| West Springfield | VA | Fairfax County | Irish(13.9) | German(13.9) | English(12.9) | Italian(7.5) | American(3.7) |
| West Springfield Town | MA | Hampden County | Irish(20.7) | French(16.0) | Italian(13.6) | Polish(10.3) | English(9.8) |
| West University Place | TX | Harris County | German(15.5) | English(15.1) | Irish(11.3) | American(5.3) | French(5.0) |
| West Valley City | UT | Salt Lake County | English(15.2) | German(6.7) | Irish(4.6) | American(4.2) | Danish(3.1) |
| West Warwick | RI | Kent County | Italian(22.4) | Irish(20.4) | French(18.5) | Portuguese(14.5) | English(13.1) |
| West Whiteland | PA | Chester County | German(22.8) | Irish(22.0) | Italian(18.4) | English(10.1) | Polish(4.3) |
| West Whittier-Los Nietos | CA | Los Angeles County | German(2.6) | American(1.6) | Irish(1.5) | English(1.3) | Italian(1.3) |
| West Windsor | NJ | Mercer County | Irish(9.5) | Italian(9.2) | German(8.0) | English(6.0) | Russian(5.4) |
| Westborough | MA | Worcester County | Irish(19.9) | English(13.9) | Italian(10.3) | German(9.7) | French(5.7) |
| Westbrook | ME | Cumberland County | Irish(21.1) | English(20.0) | French(17.7) | French Canadian(8.0) | Italian(6.5) |
| Westbury | NY | Nassau County | Italian(17.9) | Irish(8.0) | German(6.8) | Haitian(4.5) | Jamaican(3.1) |
| Westchase | FL | Hillsborough County | German(14.1) | Irish(11.9) | Italian(10.7) | English(8.4) | American(5.7) |
| Westchester | FL | Miami-Dade County | American(3.7) | Irish(1.0) | German(0.9) | Italian(0.9) | English(0.8) |
| Westchester | IL | Cook County | Irish(15.0) | German(14.4) | Italian(14.3) | Polish(13.9) | English(4.5) |
| Westerly | RI | Washington County | Italian(30.9) | Irish(23.0) | English(13.6) | French(10.1) | German(8.2) |
| Westerly | RI | Washington County | Italian(33.1) | Irish(22.2) | English(11.4) | French(11.1) | German(7.8) |
| Western Springs | IL | Cook County | Irish(34.4) | German(24.5) | Italian(12.8) | English(11.5) | Polish(10.2) |
| Westerville | OH | Franklin County | German(30.9) | Irish(17.2) | English(13.2) | Italian(6.0) | American(5.4) |
| Westfield | IN | Hamilton County | German(27.5) | Irish(14.5) | English(10.6) | American(8.9) | Italian(6.3) |
| Westfield | MA | Hampden County | Irish(22.9) | Polish(13.1) | Italian(13.1) | French(12.8) | English(9.5) |
| Westfield | NJ | Union County | Irish(22.2) | Italian(21.7) | German(15.1) | American(8.4) | Polish(7.1) |
| Westford | MA | Middlesex County | Irish(25.2) | English(14.4) | Italian(13.7) | German(8.4) | French(7.6) |
| Westlake | OH | Cuyahoga County | German(27.0) | Irish(21.9) | English(11.4) | Italian(8.0) | Polish(6.6) |
| Westland | MI | Wayne County | German(18.2) | Irish(13.1) | Polish(12.1) | English(7.3) | American(7.3) |
| Westminster | CA | Orange County | German(5.9) | Irish(4.3) | English(4.2) | Italian(2.2) | American(1.6) |
| Westminster | CO | Adams County | German(21.1) | Irish(11.4) | English(10.2) | Italian(6.7) | American(4.4) |
| Westminster | MD | Carroll County | German(25.3) | Irish(19.1) | Italian(11.3) | American(9.2) | English(8.9) |
| Westmont | CA | Los Angeles County | African(2.3) | American(1.2) | Belizean(0.6) | Irish(0.3) | Nigerian(0.2) |
| Westmont | IL | DuPage County | German(17.1) | Irish(13.6) | Polish(12.2) | Italian(7.7) | English(5.7) |
| Weston | CT | Fairfield County | Italian(17.8) | Irish(17.7) | German(13.3) | English(13.2) | Russian(12.7) |
| Weston | FL | Broward County | Italian(8.3) | German(6.7) | Irish(5.9) | Russian(4.8) | American(4.1) |
| Weston | MA | Middlesex County | Irish(16.2) | English(15.0) | Italian(12.1) | German(10.7) | Russian(6.3) |
| Weston | WI | Marathon County | German(49.6) | Polish(17.8) | Irish(8.4) | Norwegian(5.3) | English(4.6) |
| Westport | CT | Fairfield County | Italian(18.3) | Irish(17.2) | English(11.9) | German(11.8) | Russian(8.5) |
| Westport | MA | Bristol County | Portuguese(39.7) | French(17.5) | English(16.6) | Irish(15.7) | French Canadian(8.6) |
| Westtown | PA | Chester County | Irish(32.5) | German(18.4) | Italian(18.3) | English(14.9) | Polish(4.6) |
| Westwood | MA | Norfolk County | Irish(31.8) | Italian(15.1) | English(13.5) | German(6.1) | Scottish(3.3) |
| Westwood | NJ | Bergen County | Italian(28.4) | Irish(19.3) | German(17.2) | English(6.1) | Polish(4.7) |
| Westwood Lakes | FL | Miami-Dade County | American(4.6) | German(2.1) | Italian(2.0) | Irish(1.7) | English(1.0) |
| Wethersfield | CT | Hartford County | Italian(30.8) | Irish(19.6) | English(10.2) | Polish(10.2) | German(8.5) |
| Weymouth Town | MA | Norfolk County | Irish(41.4) | Italian(17.7) | English(10.3) | German(6.0) | American(4.6) |
| Wheat Ridge | CO | Jefferson County | German(24.2) | Irish(13.0) | English(11.0) | Italian(5.9) | American(4.4) |
| Wheatfield | NY | Niagara County | German(26.6) | Italian(23.8) | Polish(17.5) | Irish(16.8) | English(10.7) |
| Wheaton | IL | DuPage County | German(24.5) | Irish(16.4) | English(11.6) | Italian(11.1) | Polish(9.4) |
| Wheaton | MD | Montgomery County | German(5.3) | Irish(5.0) | American(3.5) | English(3.1) | Ethiopian(2.8) |
| Wheeling | IL | Cook County | German(11.4) | Polish(9.8) | Irish(8.0) | Russian(7.2) | Italian(5.1) |
| Wheeling | WV | Ohio County | German(30.9) | Irish(21.8) | English(11.6) | Italian(9.4) | Polish(7.6) |
| White | PA | Indiana County | German(28.5) | Irish(16.6) | English(9.6) | Italian(9.2) | Polish(7.2) |
| White Bear | MN | Ramsey County | German(41.0) | Norwegian(21.0) | Irish(14.9) | Swedish(11.5) | English(8.2) |
| White Bear Lake | MN | Ramsey County | German(38.4) | Norwegian(14.3) | Irish(13.8) | Swedish(10.4) | English(7.5) |
| White Center | WA | King County | German(9.7) | Irish(6.8) | English(5.8) | Scottish(3.6) | Italian(2.9) |
| White House | TN | Sumner County | American(17.5) | English(16.4) | Irish(16.3) | German(13.0) | Scottish(2.6) |
| White Lake | MI | Oakland County | German(25.4) | Irish(19.9) | English(13.2) | Polish(11.4) | Italian(8.7) |
| White Oak | MD | Montgomery County | Ethiopian(5.6) | German(5.3) | African(4.3) | Other Subsaharan African(4.2) | Irish(2.9) |
| White Oak | OH | Hamilton County | German(48.4) | Irish(19.5) | English(6.3) | Italian(5.5) | American(4.6) |
| White Plains | NY | Westchester County | Italian(13.7) | Irish(8.8) | American(5.8) | German(4.8) | Russian(3.4) |
| White Settlement | TX | Tarrant County | American(12.7) | Irish(8.9) | German(8.5) | English(5.3) | Scottish(2.7) |
| Whitefish Bay | WI | Milwaukee County | German(40.0) | Irish(20.0) | English(10.9) | Polish(10.8) | Italian(8.7) |
| Whitehall | OH | Franklin County | German(15.3) | Irish(10.4) | American(6.6) | English(4.7) | Italian(3.8) |
| Whitehall | PA | Allegheny County | German(35.2) | Irish(26.0) | Italian(19.4) | Polish(10.7) | English(6.1) |
| Whitehall | PA | Lehigh County | German(26.5) | Irish(11.5) | Italian(8.9) | Slovak(5.4) | Polish(4.9) |
| Whitemarsh | PA | Montgomery County | Irish(27.2) | German(18.2) | Italian(18.2) | English(11.8) | Polish(10.5) |
| Whitestown | NY | Oneida County | Italian(21.5) | Irish(20.2) | German(19.8) | Polish(19.0) | English(10.9) |
| Whitewater | WI | Walworth County | German(39.7) | Irish(14.0) | Polish(9.7) | English(8.6) | Italian(5.9) |
| Whitman | MA | Plymouth County | Irish(40.6) | Italian(22.1) | English(14.6) | German(7.9) | French(6.4) |
| Whitney | NV | Clark County | German(9.7) | Irish(6.7) | Italian(4.6) | American(4.3) | English(4.1) |
| Whitpain | PA | Montgomery County | Irish(20.6) | German(20.5) | Italian(16.1) | English(9.8) | Polish(7.5) |
| Whittier | CA | Los Angeles County | German(6.5) | English(4.9) | Irish(4.7) | Italian(2.9) | American(1.7) |
| Wichita | KS | Sedgwick County | German(22.2) | Irish(10.8) | English(8.9) | American(7.9) | French(2.4) |
| Wichita Falls | TX | Wichita County | German(13.4) | Irish(10.2) | American(9.8) | English(6.6) | French(2.4) |
| Wickliffe | OH | Lake County | Italian(22.3) | Irish(19.7) | German(19.5) | Slovene(9.0) | Polish(9.0) |
| Wilbraham | MA | Hampden County | Irish(26.3) | English(18.1) | Italian(16.6) | French(14.4) | Polish(13.2) |
| Wildomar | CA | Riverside County | German(14.8) | Irish(11.7) | English(6.9) | American(5.0) | Italian(4.8) |
| Wildwood | MO | Saint Louis County | German(38.7) | Irish(19.0) | English(12.2) | Italian(8.0) | American(6.3) |
| Wilkes-Barre | PA | Luzerne County | Irish(20.6) | Polish(17.7) | German(16.4) | Italian(12.0) | Welsh(5.8) |
| Wilkinsburg | PA | Allegheny County | German(8.0) | Irish(6.2) | African(6.0) | Italian(5.8) | English(3.6) |
| Williamsburg | VA | Williamsburg Independent City | German(17.1) | English(14.7) | Irish(12.4) | Italian(8.3) | American(5.1) |
| Williamsport | PA | Lycoming County | German(29.8) | Irish(15.0) | Italian(9.8) | English(6.2) | Polish(5.1) |
| Williamstown | NJ | Gloucester County | Italian(32.2) | Irish(31.7) | German(19.9) | English(8.5) | Polish(6.5) |
| Willimantic | CT | Windham County | Irish(12.9) | Italian(10.3) | French(7.1) | English(6.5) | French Canadian(5.8) |
| Willingboro | NJ | Burlington County | German(5.3) | Jamaican(4.5) | Irish(4.1) | Italian(2.8) | African(2.7) |
| Williston | ND | Williams County | Norwegian(37.1) | German(28.9) | Irish(13.5) | Swedish(6.2) | American(4.2) |
| Willistown | PA | Chester County | Irish(29.5) | German(24.5) | Italian(19.9) | English(16.6) | American(5.5) |
| Willmar | MN | Kandiyohi County | German(29.6) | Norwegian(21.8) | Swedish(8.6) | Irish(4.4) | Dutch(3.8) |
| Willoughby | OH | Lake County | German(25.9) | Irish(20.1) | Italian(17.4) | English(10.4) | Polish(7.5) |
| Willow Grove | PA | Montgomery County | Irish(27.9) | German(26.3) | Italian(14.0) | English(9.4) | Polish(7.7) |
| Willowbrook | CA | Los Angeles County | African(4.2) | American(1.7) | Belizean(0.5) | Irish(0.4) | French(0.3) |
| Willowick | OH | Lake County | German(23.5) | Irish(19.0) | Italian(18.6) | English(9.0) | Polish(8.6) |
| Wilmette | IL | Cook County | German(25.3) | Irish(17.5) | English(10.8) | Polish(7.6) | Italian(6.3) |
| Wilmington | DE | New Castle County | Irish(10.1) | German(7.2) | Italian(5.9) | English(4.6) | Polish(2.5) |
| Wilmington | MA | Middlesex County | Irish(35.1) | Italian(26.9) | English(11.3) | German(6.0) | French(5.8) |
| Wilmington | NC | New Hanover County | American(20.0) | English(10.9) | German(10.4) | Irish(10.1) | Italian(4.2) |
| Wilmington | OH | Clinton County | German(19.5) | American(13.8) | Irish(10.7) | English(9.9) | Italian(2.7) |
| Wilmington Island | GA | Chatham County | Irish(15.4) | English(14.4) | German(14.3) | American(11.0) | Italian(5.1) |
| Wilson | NC | Wilson County | American(16.1) | English(8.5) | Irish(4.7) | German(4.5) | Scottish(1.7) |
| Wilsonville | OR | Clackamas County | German(20.9) | English(12.3) | Irish(11.6) | Italian(6.4) | Swedish(4.2) |
| Wilton | CT | Fairfield County | Irish(23.6) | Italian(21.0) | German(14.7) | English(14.6) | American(6.1) |
| Wilton | NY | Saratoga County | Irish(25.2) | Italian(18.2) | German(15.7) | American(14.6) | English(10.8) |
| Wilton Manors | FL | Broward County | Irish(14.2) | English(13.7) | German(11.9) | Haitian(8.3) | Italian(7.8) |
| Winchendon | MA | Worcester County | French(27.7) | Irish(18.7) | Italian(15.7) | English(13.4) | French Canadian(8.5) |
| Winchester | CT | Litchfield County | Irish(18.0) | Italian(15.9) | German(11.8) | French(10.7) | English(9.3) |
| Winchester | KY | Clark County | American(29.8) | Irish(11.7) | German(11.4) | English(8.9) | Scottish(3.8) |
| Winchester | MA | Middlesex County | Irish(29.7) | Italian(19.4) | English(12.3) | German(8.8) | Polish(4.4) |
| Winchester | NV | Clark County | German(8.3) | Irish(6.3) | Italian(3.9) | English(3.8) | American(3.1) |
| Winchester | VA | Winchester Independent City | German(17.4) | English(11.1) | American(10.8) | Irish(10.8) | Italian(4.9) |
| Winder | GA | Barrow County | American(16.9) | English(9.8) | Irish(9.3) | German(6.3) | Italian(2.2) |
| Windham | CT | Windham County | Irish(13.4) | Italian(10.2) | French(9.9) | English(7.3) | French Canadian(6.8) |
| Windham | ME | Cumberland County | Irish(17.9) | English(17.0) | French(15.7) | American(8.6) | Italian(8.0) |
| Windham | NH | Rockingham County | Irish(22.8) | Italian(22.6) | English(11.1) | French(9.8) | German(9.2) |
| Windsor | CA | Sonoma County | German(15.2) | Irish(13.4) | English(11.6) | Italian(10.1) | American(4.4) |
| Windsor | CO | Weld County | German(33.9) | English(13.5) | Irish(12.2) | Italian(6.3) | American(4.8) |
| Windsor | CT | Hartford County | Jamaican(14.7) | Irish(12.2) | Italian(9.3) | English(8.2) | Polish(8.1) |
| Windsor | PA | York County | German(42.9) | Irish(15.7) | English(8.6) | American(8.3) | Italian(6.1) |
| Windsor Locks | CT | Hartford County | Irish(22.0) | Italian(20.8) | French(14.2) | Polish(11.8) | English(10.0) |
| Winfield | KS | Cowley County | German(21.7) | American(14.7) | English(11.0) | Irish(9.6) | French(3.2) |
| Winnetka | IL | Cook County | German(28.4) | Irish(23.8) | English(13.6) | Italian(6.7) | Polish(5.5) |
| Winona | MN | Winona County | German(42.4) | Norwegian(16.9) | Irish(12.9) | Polish(11.3) | English(5.6) |
| Winslow | NJ | Camden County | Italian(17.1) | Irish(15.3) | German(14.5) | English(5.3) | Polish(4.9) |
| Winston-Salem | NC | Forsyth County | English(9.6) | German(8.8) | Irish(6.5) | American(5.1) | Italian(2.4) |
| Winter Garden | FL | Orange County | German(11.8) | Irish(8.9) | American(8.2) | English(6.8) | Italian(5.2) |
| Winter Gardens | CA | San Diego County | German(16.2) | Irish(13.2) | English(10.0) | Italian(6.0) | American(5.4) |
| Winter Haven | FL | Polk County | American(20.7) | German(8.9) | English(7.7) | Irish(6.0) | Haitian(3.4) |
| Winter Park | FL | Orange County | English(16.4) | German(16.2) | Irish(15.4) | American(8.4) | Italian(6.1) |
| Winter Springs | FL | Seminole County | German(15.9) | Irish(14.0) | English(10.0) | Italian(9.3) | American(6.2) |
| Winthrop Town | MA | Suffolk County | Irish(34.1) | Italian(31.1) | English(7.2) | German(6.2) | American(6.0) |
| Winton | CA | Merced County | German(4.7) | English(1.8) | Irish(1.7) | American(1.3) | Portuguese(1.2) |
| Wisconsin Rapids | WI | Wood County | German(46.4) | Polish(14.5) | Irish(11.4) | Norwegian(5.6) | English(4.5) |
| Wixom | MI | Oakland County | German(21.0) | Polish(14.7) | Irish(13.1) | English(10.0) | American(5.6) |
| Woburn | MA | Middlesex County | Irish(32.6) | Italian(23.0) | English(9.5) | American(5.3) | German(4.9) |
| Wolcott | CT | New Haven County | Italian(33.5) | Irish(21.5) | French(11.8) | Polish(8.9) | German(8.5) |
| Wolf Trap | VA | Fairfax County | German(19.9) | Irish(15.5) | English(12.8) | Italian(7.1) | American(5.4) |
| Wood Dale | IL | DuPage County | Polish(24.5) | German(18.3) | Italian(15.4) | Irish(9.5) | English(3.0) |
| Wood River | IL | Madison County | German(31.6) | Irish(20.2) | English(12.7) | American(8.4) | Italian(6.9) |
| Woodbridge | NJ | Middlesex County | Italian(14.5) | Irish(11.4) | Polish(10.2) | German(7.3) | Hungarian(3.6) |
| Woodbridge | NJ | Middlesex County | Italian(15.2) | Irish(13.2) | Polish(11.2) | German(7.3) | Hungarian(4.5) |
| Woodburn | OR | Marion County | German(9.4) | Irish(6.7) | English(5.9) | Russian(4.3) | American(3.2) |
| Woodbury | MN | Washington County | German(33.9) | Irish(13.0) | Norwegian(12.3) | English(8.4) | Swedish(7.8) |
| Woodbury | NJ | Gloucester County | Irish(25.8) | German(20.8) | Italian(17.1) | English(10.3) | Polish(6.3) |
| Woodbury | NY | Orange County | Irish(25.7) | Italian(16.1) | German(11.3) | American(10.9) | Polish(6.1) |
| Woodbury | NY | Orange County | Irish(26.9) | Italian(16.6) | German(11.6) | American(11.0) | Polish(6.0) |
| Woodcrest | CA | Riverside County | German(11.2) | English(10.3) | Irish(9.8) | Scottish(5.0) | Italian(3.3) |
| Woodhaven | MI | Wayne County | German(24.8) | Polish(17.4) | Irish(12.1) | American(10.3) | English(8.8) |
| Woodinville | WA | King County | German(22.8) | Irish(13.9) | English(11.8) | Scottish(5.1) | Italian(4.9) |
| Woodland | CA | Yolo County | German(12.3) | English(8.0) | Irish(6.8) | Italian(4.1) | American(2.9) |
| Woodland Park | NJ | Passaic County | Italian(31.3) | Irish(8.7) | American(6.8) | German(5.4) | Polish(4.0) |
| Woodlawn | MD | Baltimore County | African(6.5) | German(6.0) | Irish(4.2) | English(3.5) | Italian(2.6) |
| Woodlawn | VA | Fairfax County | American(7.5) | German(4.1) | Ghanian(4.0) | Irish(3.3) | English(2.4) |
| Woodmere | LA | Jefferson Parish | French(3.1) | American(1.7) | Italian(1.7) | German(1.7) | English(1.4) |
| Woodmere | NY | Nassau County | Polish(11.8) | American(10.2) | Eastern European(8.7) | Italian(8.6) | Russian(8.1) |
| Woodridge | IL | DuPage County | German(18.6) | Irish(13.6) | Italian(11.3) | Polish(10.5) | English(4.4) |
| Woodstock | GA | Cherokee County | German(16.2) | American(14.0) | English(12.3) | Irish(12.3) | Italian(6.8) |
| Woodstock | IL | McHenry County | German(28.0) | Irish(15.3) | Polish(10.4) | English(7.0) | Italian(6.9) |
| Woodward | OK | Woodward County | American(17.6) | German(14.4) | Irish(9.4) | English(8.7) | Dutch(1.8) |
| Woolwich | NJ | Gloucester County | Irish(34.7) | Italian(25.0) | German(21.5) | English(7.7) | Polish(6.7) |
| Woonsocket | RI | Providence County | French(28.1) | French Canadian(12.8) | Irish(12.5) | Italian(10.3) | English(8.3) |
| Wooster | OH | Wayne County | German(29.8) | American(11.6) | Irish(10.7) | English(10.0) | Italian(5.8) |
| Worcester | MA | Worcester County | Irish(17.0) | Italian(10.5) | French(8.3) | English(5.1) | Polish(4.4) |
| World Golf Village | FL | Saint Johns County | German(15.0) | English(14.4) | Irish(14.4) | Italian(8.7) | American(8.5) |
| Worth | IL | Cook County | Polish(26.4) | Irish(21.2) | German(13.2) | Italian(8.8) | American(4.6) |
| Worthington | MN | Nobles County | German(25.6) | Norwegian(4.7) | Irish(4.5) | Dutch(4.2) | American(3.4) |
| Worthington | OH | Franklin County | German(34.8) | Irish(21.1) | English(16.2) | Italian(7.0) | Polish(4.1) |
| Wrentham | MA | Norfolk County | Irish(32.7) | Italian(18.6) | English(17.8) | German(8.9) | French(8.7) |
| Wright | FL | Okaloosa County | American(22.4) | German(10.2) | Irish(8.9) | English(7.9) | Italian(3.6) |
| Wyandanch | NY | Suffolk County | Haitian(8.8) | Jamaican(3.8) | Italian(2.2) | British West Indian(2.1) | Irish(1.2) |
| Wyandotte | MI | Wayne County | German(21.5) | Polish(21.0) | Irish(17.4) | Italian(8.1) | English(8.1) |
| Wyckoff | NJ | Bergen County | Italian(26.1) | Irish(23.1) | German(15.3) | English(7.2) | Polish(4.8) |
| Wylie | TX | Collin County | German(13.3) | Irish(11.6) | English(7.9) | American(6.1) | Italian(3.3) |
| Wyoming | MI | Kent County | Dutch(21.1) | German(18.0) | Irish(10.8) | English(7.7) | Polish(7.1) |
| Wyomissing | PA | Berks County | German(35.6) | Italian(16.1) | Irish(15.5) | English(7.8) | Polish(6.6) |
| Xenia | OH | Greene County | American(19.1) | German(18.3) | Irish(13.3) | English(9.0) | Italian(3.5) |
| Yakima | WA | Yakima County | German(14.2) | English(8.0) | Irish(8.0) | American(4.6) | French(3.7) |
| Yankton | SD | Yankton County | German(45.1) | Norwegian(12.3) | Irish(11.9) | Czech(8.7) | English(5.5) |
| Yarmouth | MA | Barnstable County | Irish(26.0) | English(15.9) | American(12.7) | Italian(12.6) | German(8.9) |
| Yazoo City | MS | Yazoo County | American(3.0) | Irish(2.8) | English(2.1) | German(1.4) | African(1.4) |
| Yeadon | PA | Delaware County | Liberian(8.6) | African(5.6) | Jamaican(3.6) | Italian(1.7) | Irish(1.6) |
| Yonkers | NY | Westchester County | Italian(15.6) | Irish(11.1) | German(3.7) | Polish(2.5) | American(2.3) |
| Yorba Linda | CA | Orange County | German(16.7) | English(11.6) | Irish(10.7) | Italian(6.2) | American(5.1) |
| York | ME | York County | Irish(25.3) | English(20.3) | German(11.2) | French(10.7) | Italian(9.4) |
| York | PA | York County | German(18.9) | Irish(6.3) | Italian(4.0) | English(3.6) | American(3.1) |
| York | PA | York County | German(44.5) | Irish(12.2) | English(9.5) | American(8.3) | Italian(6.7) |
| Yorktown | NY | Westchester County | Italian(33.7) | Irish(22.2) | German(11.7) | Polish(4.8) | English(4.6) |
| Yorkville | IL | Kendall County | German(26.1) | Italian(15.2) | Irish(14.9) | Polish(9.3) | English(7.5) |
| Youngstown | OH | Mahoning County | Italian(11.0) | German(10.4) | Irish(10.2) | American(6.1) | African(6.1) |
| Ypsilanti | MI | Washtenaw County | German(15.2) | Irish(9.8) | American(8.7) | English(7.0) | Polish(4.8) |
| Ypsilanti | MI | Washtenaw County | German(20.1) | Irish(10.8) | English(7.7) | Polish(6.9) | American(6.2) |
| Yuba City | CA | Sutter County | German(12.6) | Irish(8.9) | English(6.7) | American(4.6) | Italian(2.5) |
| Yucaipa | CA | San Bernardino County | German(19.7) | Irish(14.0) | English(8.4) | Italian(5.0) | American(4.2) |
| Yucca Valley | CA | San Bernardino County | German(18.7) | English(12.3) | Irish(12.0) | European(8.2) | Italian(6.0) |
| Yukon | OK | Canadian County | German(20.4) | American(14.1) | Irish(12.9) | English(12.8) | Dutch(2.5) |
| Yulee | FL | Nassau County | American(26.7) | Irish(15.2) | German(10.7) | English(9.9) | French(3.1) |
| Yuma | AZ | Yuma County | German(9.8) | Irish(7.8) | English(5.8) | American(5.3) | Italian(2.2) |
| Zachary | LA | East Baton Rouge Parish | American(13.6) | English(9.2) | French(8.8) | German(8.5) | Irish(6.9) |
| Zanesville | OH | Muskingum County | German(16.5) | Irish(12.8) | American(9.5) | English(8.2) | Italian(3.2) |
| Zephyrhills | FL | Pasco County | Irish(16.5) | German(14.6) | English(12.6) | American(7.4) | French(5.9) |
| Zion | IL | Lake County | German(11.2) | Irish(10.8) | English(4.1) | Polish(3.3) | American(3.2) |
| Zionsville | IN | Boone County | German(29.1) | English(17.5) | Irish(14.1) | American(7.9) | Italian(5.0) |
Note: Figures are 2007-2011 5-year estimates; "French" exlcudes Basque; Please refer to the Explanation of Data for more Information