Washtenaw County, MI Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 372.43K Washtenaw County, MI population, 100.06K had Other Groups ancestry (26.87%), 68.54K had Unclassified ancestry (18.40%), and 68.01K had German ancestry (18.26%).
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 other Michigan counties, and for Michigan.
Data Source: US Census - ACS 5-Year Estimates (2021).
Washtenaw County, MI Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Other Groups | 100058 | 26.87 |
| Unclassified | 68542 | 18.40 |
| German | 68009 | 18.26 |
| English | 40077 | 10.76 |
| Irish | 39526 | 10.61 |
| Polish | 23501 | 6.31 |
| American | 21920 | 5.89 |
| Italian | 17240 | 4.63 |
| French (except Basque) | 10675 | 2.87 |
| Scottish | 9993 | 2.68 |
| European | 9346 | 2.51 |
| Dutch | 7620 | 2.05 |
| Russian | 5131 | 1.38 |
| Swedish | 4717 | 1.27 |
| Subsaharan African | 4187 | 1.12 |
| British | 4063 | 1.09 |
| Norwegian | 4051 | 1.09 |
| Hungarian | 3762 | 1.01 |
| French Canadian | 3718 | 1.00 |
| Greek | 2700 | 0.73 |
| Scotch Irish | 2688 | 0.72 |
| Welsh | 2509 | 0.67 |
| Finnish | 2335 | 0.63 |
| Eastern European | 2082 | 0.56 |
| Czech | 1997 | 0.54 |
| Romanian | 1946 | 0.52 |
| Canadian | 1855 | 0.50 |
| Ukrainian | 1722 | 0.46 |
| Lithuanian | 1448 | 0.39 |
| African | 1428 | 0.38 |
| Arab | 1404 | 0.38 |
| Danish | 1398 | 0.38 |
| Swiss | 1288 | 0.35 |
| Austrian | 1206 | 0.32 |
| Lebanese | 1181 | 0.32 |
| Northern European | 1100 | 0.30 |
| Slovak | 1035 | 0.28 |
| Iraqi | 1028 | 0.28 |
| Iranian | 1013 | 0.27 |
| Belgian | 1005 | 0.27 |
| West Indian (except Hispanic groups) | 946 | 0.25 |
| Nigerian | 930 | 0.25 |
| Albania | 861 | 0.23 |
| Jordanian | 808 | 0.22 |
| Scandinavian | 789 | 0.21 |
| Syrian | 716 | 0.19 |
| Armenian | 652 | 0.18 |
| Croatian | 627 | 0.17 |
| Palestinian | 590 | 0.16 |
| Jamaican | 571 | 0.15 |
| Turkish | 522 | 0.14 |
| Czechoslovakian | 478 | 0.13 |
| Egyptian | 471 | 0.13 |
| Brazilian | 437 | 0.12 |
| Maltese | 393 | 0.11 |
| Portuguese | 387 | 0.10 |
| Serbian | 353 | 0.10 |
| Ghanaian | 293 | 0.08 |
| Israeli | 277 | 0.07 |
| Afghan | 245 | 0.07 |
| Macedonian | 237 | 0.06 |
| Latvian | 233 | 0.06 |
| Bulgarian | 223 | 0.06 |
| Slovene | 216 | 0.06 |
| Somali | 174 | 0.05 |
| Celtic | 172 | 0.05 |
| Kenyan | 151 | 0.04 |
| Trinidadian and Tobagonian | 144 | 0.04 |
| Australian | 140 | 0.04 |
| Ethiopian | 140 | 0.04 |
| Carpatho Rusyn | 138 | 0.04 |
| Slavic | 134 | 0.04 |
| Yugoslavian | 127 | 0.03 |
| Assyrian/Chaldean/Syriac | 125 | 0.03 |
| West Indian | 124 | 0.03 |
| Zimbabwean | 98 | 0.03 |
| Sudanese | 88 | 0.02 |
| Icelander | 82 | 0.02 |
| Pennsylvania German | 80 | 0.02 |
| Haitian | 79 | 0.02 |
| Moroccan | 67 | 0.02 |
| South African | 62 | 0.02 |
| Senegalese | 48 | 0.01 |
| Barbadian | 44 | 0.01 |
| Luxembourger | 43 | 0.01 |
| Liberian | 41 | 0.01 |
| Bahamian | 34 | 0.01 |
| Guyanese | 33 | 0.01 |
| Cajun | 24 | 0.01 |
| Cypriot | 24 | 0.01 |
| Basque | 18 | 0.01 |
| Belizean | 13 | 0.00 |
| Estonian | 8 | 0.00 |
| German Russian | 6 | 0.00 |