US Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 329.73M US population, 118.82M had Other Groups ancestry (36.03%), 69.50M had Unclassified ancestry (21.08%), and 42.30M had German ancestry (12.83%).
The chart below shows the top 10 ancestry groups, and the table below shows both the number and percentages for all ancestry groups.
You can see similar information for each state.
NB: People could belong to one or more ancestry groups.
Related Topics: US ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates (2021).
US Population By Ancestry in 2021 (ACS-5Yrs)
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Other Groups | 118815199 | 36.03 |
| Unclassified | 69496243 | 21.08 |
| German | 42298512 | 12.83 |
| Irish | 31536194 | 9.56 |
| English | 26773192 | 8.12 |
| American | 18914234 | 5.74 |
| Italian | 16513339 | 5.01 |
| Polish | 8810275 | 2.67 |
| French (except Basque) | 7108827 | 2.16 |
| European | 5641583 | 1.71 |
| Scottish | 5227571 | 1.59 |
| Norwegian | 4199299 | 1.27 |
| Subsaharan African | 3939778 | 1.20 |
| Swedish | 3544120 | 1.08 |
| Dutch | 3526415 | 1.07 |
| West Indian (except Hispanic groups) | 3050625 | 0.93 |
| Scotch Irish | 2799085 | 0.85 |
| Russian | 2488255 | 0.76 |
| African | 1936518 | 0.59 |
| French Canadian | 1906071 | 0.58 |
| British | 1883506 | 0.57 |
| Welsh | 1787935 | 0.54 |
| Portuguese | 1361521 | 0.41 |
| Hungarian | 1325923 | 0.40 |
| Czech | 1301194 | 0.40 |
| Greek | 1243592 | 0.38 |
| Danish | 1211281 | 0.37 |
| Jamaican | 1188023 | 0.36 |
| Haitian | 1038425 | 0.32 |
| Ukrainian | 1017586 | 0.31 |
| Scandinavian | 1009553 | 0.31 |
| Eastern European | 1005635 | 0.31 |
| Swiss | 891010 | 0.27 |
| Slovak | 648238 | 0.20 |
| Austrian | 638372 | 0.19 |
| Finnish | 637519 | 0.19 |
| Lithuanian | 622561 | 0.19 |
| Canadian | 617948 | 0.19 |
| Lebanese | 532224 | 0.16 |
| Nigerian | 530661 | 0.16 |
| Brazilian | 494566 | 0.15 |
| Northern European | 486590 | 0.15 |
| Iranian | 484675 | 0.15 |
| Romanian | 466462 | 0.14 |
| Armenian | 457228 | 0.14 |
| Croatian | 404313 | 0.12 |
| Ethiopian | 340333 | 0.10 |
| Belgian | 337721 | 0.10 |
| Egyptian | 293251 | 0.09 |
| Czechoslovakian | 280058 | 0.09 |
| West Indian | 277911 | 0.08 |
| Pennsylvania German | 272382 | 0.08 |
| Arab | 257256 | 0.08 |
| Guyanese | 257209 | 0.08 |
| Trinidadian and Tobagonian | 231344 | 0.07 |
| Yugoslavian | 231245 | 0.07 |
| Turkish | 228876 | 0.07 |
| Albania | 216431 | 0.07 |
| Serbian | 193528 | 0.06 |
| Syrian | 189872 | 0.06 |
| Slovene | 177699 | 0.05 |
| Ghanaian | 166254 | 0.05 |
| Somali | 166095 | 0.05 |
| Iraqi | 160598 | 0.05 |
| Israeli | 148383 | 0.05 |
| Palestinian | 143620 | 0.04 |
| Afghan | 137089 | 0.04 |
| Moroccan | 128410 | 0.04 |
| Slavic | 127617 | 0.04 |
| British West Indian | 121191 | 0.04 |
| Cape Verdean | 110275 | 0.03 |
| Bulgarian | 108331 | 0.03 |
| Cajun | 105136 | 0.03 |
| Australian | 102604 | 0.03 |
| Assyrian/Chaldean/Syriac | 97953 | 0.03 |
| Kenyan | 94623 | 0.03 |
| Jordanian | 93783 | 0.03 |
| Liberian | 86657 | 0.03 |
| Latvian | 83557 | 0.03 |
| South African | 73600 | 0.02 |
| Sudanese | 71705 | 0.02 |
| Barbadian | 70218 | 0.02 |
| Macedonian | 65062 | 0.02 |
| Belizean | 61567 | 0.02 |
| Basque | 60598 | 0.02 |
| Bahamian | 56414 | 0.02 |
| Icelander | 50211 | 0.02 |
| Celtic | 49486 | 0.02 |
| Luxembourger | 41777 | 0.01 |
| Maltese | 40969 | 0.01 |
| Dutch West Indian | 30075 | 0.01 |
| Sierra Leonean | 29967 | 0.01 |
| Estonian | 29219 | 0.01 |
| German Russian | 24938 | 0.01 |
| Senegalese | 23753 | 0.01 |
| US Virgin Islander | 22932 | 0.01 |
| Ugandan | 21557 | 0.01 |
| New Zealander | 21275 | 0.01 |
| Zimbabwean | 11621 | 0.00 |
| Alsatian | 11229 | 0.00 |
| Cypriot | 9785 | 0.00 |
| Carpatho Rusyn | 8500 | 0.00 |
| Bermudan | 8396 | 0.00 |
| Soviet Union | 3434 | 0.00 |