California Population By Ancestry in 2021 (ACS-5Yrs)
Updated on April 15, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 39.46M California population, 22.14M had Other Groups ancestry (56.11%), 6.69M had Unclassified ancestry (16.96%), and 2.75M had German ancestry (6.96%).
The chart below shows the top 10 ancestry groups by percentage, and the table below shows both the population and percentages for many ancestry groups.
You can see similar information for other states.
NB: People could belong to one or more ancestry groups.
Related Topics: California ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
California Population By Ancestry in 2021
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| Ancestry | Population | Percent of Population (%) |
|---|---|---|
| Other Groups | 22137500 | 56.11 |
| Unclassified | 6693221 | 16.96 |
| German | 2745918 | 6.96 |
| Irish | 2319360 | 5.88 |
| English | 2225486 | 5.64 |
| Italian | 1388956 | 3.52 |
| American | 1146455 | 2.91 |
| European | 741319 | 1.88 |
| French (except Basque) | 591186 | 1.50 |
| Scottish | 456714 | 1.16 |
| Polish | 452019 | 1.15 |
| Russian | 354766 | 0.90 |
| Swedish | 344099 | 0.87 |
| Norwegian | 342756 | 0.87 |
| Portuguese | 327558 | 0.83 |
| Subsaharan African | 299830 | 0.76 |
| Dutch | 292932 | 0.74 |
| Armenian | 249539 | 0.63 |
| British | 218902 | 0.56 |
| Iranian | 210128 | 0.53 |
| Scotch Irish | 195803 | 0.50 |
| African | 155077 | 0.39 |
| Welsh | 150424 | 0.38 |
| Danish | 149202 | 0.38 |
| Greek | 124465 | 0.32 |
| Eastern European | 118048 | 0.30 |
| Ukrainian | 112753 | 0.29 |
| Hungarian | 104697 | 0.27 |
| Scandinavian | 98837 | 0.25 |
| French Canadian | 94343 | 0.24 |
| West Indian (except Hispanic groups) | 92754 | 0.24 |
| Swiss | 92456 | 0.23 |
| Northern European | 78017 | 0.20 |
| Czech | 76868 | 0.20 |
| Canadian | 75725 | 0.19 |
| Lebanese | 64003 | 0.16 |
| Austrian | 62527 | 0.16 |
| Afghan | 59757 | 0.15 |
| Romanian | 59507 | 0.15 |
| Egyptian | 54272 | 0.14 |
| Finnish | 51268 | 0.13 |
| Nigerian | 47232 | 0.12 |
| Croatian | 46925 | 0.12 |
| Brazilian | 45674 | 0.12 |
| Lithuanian | 45422 | 0.12 |
| Arab | 41752 | 0.11 |
| Jamaican | 37111 | 0.09 |
| Ethiopian | 36527 | 0.09 |
| Israeli | 30566 | 0.08 |
| Syrian | 30393 | 0.08 |
| Turkish | 30266 | 0.08 |
| Assyrian/Chaldean/Syriac | 27318 | 0.07 |
| Palestinian | 25989 | 0.07 |
| Slovak | 24097 | 0.06 |
| Iraqi | 23618 | 0.06 |
| Belgian | 23407 | 0.06 |
| Czechoslovakian | 21793 | 0.06 |
| Belizean | 21386 | 0.05 |
| Yugoslavian | 20560 | 0.05 |
| Australian | 20226 | 0.05 |
| Basque | 18873 | 0.05 |
| Serbian | 18859 | 0.05 |
| Jordanian | 16088 | 0.04 |
| Bulgarian | 13485 | 0.03 |
| Haitian | 12711 | 0.03 |
| South African | 12497 | 0.03 |
| Slavic | 12021 | 0.03 |
| Slovene | 10861 | 0.03 |
| Moroccan | 10114 | 0.03 |
| Latvian | 9878 | 0.03 |
| West Indian | 8361 | 0.02 |
| Ghanaian | 7676 | 0.02 |
| Kenyan | 7016 | 0.02 |
| Icelander | 6418 | 0.02 |
| Trinidadian and Tobagonian | 6239 | 0.02 |
| Maltese | 6182 | 0.02 |
| Somali | 5159 | 0.01 |
| Pennsylvania German | 4864 | 0.01 |
| Albania | 4831 | 0.01 |
| Celtic | 4612 | 0.01 |
| New Zealander | 4268 | 0.01 |
| Estonian | 4164 | 0.01 |
| Sudanese | 4155 | 0.01 |
| Guyanese | 3913 | 0.01 |
| Macedonian | 3164 | 0.01 |
| Cape Verdean | 2942 | 0.01 |
| Cajun | 2745 | 0.01 |
| Liberian | 2383 | 0.01 |
| British West Indian | 2367 | 0.01 |
| Luxembourger | 2018 | 0.01 |
| Ugandan | 1881 | 0.01 |
| Barbadian | 1796 | 0.01 |
| Sierra Leonean | 1711 | 0.004 |
| German Russian | 1465 | 0.004 |
| Dutch West Indian | 1255 | 0.003 |
| Bahamian | 1242 | 0.003 |
| Senegalese | 1212 | 0.003 |
| Alsatian | 889 | 0.002 |
| US Virgin Islander | 703 | 0.002 |
| Zimbabwean | 675 | 0.002 |
| Cypriot | 653 | 0.002 |
| Soviet Union | 504 | 0.001 |
| Bermudan | 384 | 0.001 |
| Carpatho Rusyn | 317 | 0.001 |
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