Wisconsin Population By Ancestry in 2021 (ACS-5Yrs)
Updated on April 15, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 5.87M Wisconsin population, 2.19M had German ancestry (37.26%), 1.12M had Other Groups ancestry (19.00%), and 1.06M had Unclassified ancestry (18.00%).
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: Wisconsin ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Wisconsin Population By Ancestry in 2021
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| Ancestry | Population | Percent of Population (%) |
|---|---|---|
| German | 2187830 | 37.26 |
| Other Groups | 1115502 | 19.00 |
| Unclassified | 1056725 | 18.00 |
| Irish | 614201 | 10.46 |
| Polish | 481126 | 8.19 |
| Norwegian | 403990 | 6.88 |
| English | 353297 | 6.02 |
| Italian | 202895 | 3.46 |
| American | 182295 | 3.11 |
| French (except Basque) | 162816 | 2.77 |
| Swedish | 135704 | 2.31 |
| Dutch | 129409 | 2.20 |
| European | 83310 | 1.42 |
| Czech | 81438 | 1.39 |
| Scottish | 60747 | 1.03 |
| Swiss | 53354 | 0.91 |
| Danish | 52919 | 0.90 |
| French Canadian | 49679 | 0.85 |
| Belgian | 45519 | 0.78 |
| Finnish | 37431 | 0.64 |
| Russian | 37247 | 0.63 |
| Scandinavian | 31889 | 0.54 |
| Subsaharan African | 28476 | 0.49 |
| Welsh | 26745 | 0.46 |
| Austrian | 23672 | 0.40 |
| Scotch Irish | 22498 | 0.38 |
| Hungarian | 22044 | 0.38 |
| British | 19975 | 0.34 |
| Greek | 18089 | 0.31 |
| African | 16535 | 0.28 |
| Croatian | 14978 | 0.26 |
| Lithuanian | 13510 | 0.23 |
| Eastern European | 13029 | 0.22 |
| Slovak | 12286 | 0.21 |
| Czechoslovakian | 10026 | 0.17 |
| Ukrainian | 9831 | 0.17 |
| Northern European | 9506 | 0.16 |
| Slovene | 8654 | 0.15 |
| Serbian | 8298 | 0.14 |
| Pennsylvania German | 7735 | 0.13 |
| Luxembourger | 6820 | 0.12 |
| West Indian (except Hispanic groups) | 6533 | 0.11 |
| Canadian | 6484 | 0.11 |
| Romanian | 4516 | 0.08 |
| Albania | 4123 | 0.07 |
| Nigerian | 3815 | 0.07 |
| Yugoslavian | 3810 | 0.07 |
| Lebanese | 3784 | 0.06 |
| Armenian | 3636 | 0.06 |
| Jamaican | 3630 | 0.06 |
| Slavic | 3619 | 0.06 |
| Portuguese | 3376 | 0.06 |
| Latvian | 2562 | 0.04 |
| Arab | 2552 | 0.04 |
| Palestinian | 2271 | 0.04 |
| Brazilian | 2080 | 0.04 |
| Iranian | 2061 | 0.04 |
| Somali | 1898 | 0.03 |
| Egyptian | 1723 | 0.03 |
| Bulgarian | 1713 | 0.03 |
| German Russian | 1541 | 0.03 |
| Turkish | 1438 | 0.02 |
| Australian | 1320 | 0.02 |
| Syrian | 1297 | 0.02 |
| Haitian | 1191 | 0.02 |
| Icelander | 1164 | 0.02 |
| Iraqi | 1143 | 0.02 |
| Ethiopian | 979 | 0.02 |
| West Indian | 753 | 0.01 |
| Ghanaian | 751 | 0.01 |
| Jordanian | 746 | 0.01 |
| Moroccan | 711 | 0.01 |
| Macedonian | 557 | 0.01 |
| Israeli | 483 | 0.01 |
| Celtic | 466 | 0.01 |
| Sudanese | 466 | 0.01 |
| Liberian | 459 | 0.01 |
| South African | 433 | 0.01 |
| Kenyan | 426 | 0.01 |
| Belizean | 394 | 0.01 |
| Estonian | 382 | 0.01 |
| Cajun | 327 | 0.01 |
| Guyanese | 301 | 0.01 |
| Senegalese | 269 | 0.01 |
| New Zealander | 261 | 0.004 |
| Assyrian/Chaldean/Syriac | 231 | 0.004 |
| Alsatian | 222 | 0.004 |
| Carpatho Rusyn | 214 | 0.004 |
| US Virgin Islander | 155 | 0.003 |
| Trinidadian and Tobagonian | 146 | 0.003 |
| Cape Verdean | 144 | 0.003 |
| Afghan | 138 | 0.002 |
| Basque | 112 | 0.002 |
| British West Indian | 106 | 0.002 |
| Dutch West Indian | 96 | 0.002 |
| Maltese | 87 | 0.002 |
| Bahamian | 76 | 0.001 |
| Ugandan | 70 | 0.001 |
| Soviet Union | 59 | 0.001 |
| Sierra Leonean | 34 | 0.001 |
| Barbadian | 29 | 0.001 |
| Cypriot | 26 | 0.000 |
| Bermudan | 16 | 0.000 |
| Zimbabwean | 12 | 0.000 |
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