Jefferson County, WA Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 4, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 32.59K Jefferson County, WA population, 6.22K had German ancestry (19.07%), 5.73K had Unclassified ancestry (17.59%), and 5.41K had Other Groups ancestry (16.59%).
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 Washington counties, and for Washington.
Data Source: US Census - ACS 5-Year Estimates (2021).
Jefferson County, WA Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| German | 6215 | 19.07 |
| Unclassified | 5733 | 17.59 |
| Other Groups | 5407 | 16.59 |
| English | 5368 | 16.47 |
| Irish | 4689 | 14.39 |
| Norwegian | 1698 | 5.21 |
| Swedish | 1688 | 5.18 |
| Scottish | 1515 | 4.65 |
| Italian | 1492 | 4.58 |
| American | 1378 | 4.23 |
| French (except Basque) | 1255 | 3.85 |
| European | 1179 | 3.62 |
| Polish | 885 | 2.72 |
| Dutch | 727 | 2.23 |
| British | 573 | 1.76 |
| Danish | 556 | 1.71 |
| Russian | 528 | 1.62 |
| Scandinavian | 515 | 1.58 |
| Scotch Irish | 515 | 1.58 |
| Welsh | 391 | 1.20 |
| Portuguese | 356 | 1.09 |
| Finnish | 344 | 1.06 |
| Czech | 280 | 0.86 |
| Northern European | 275 | 0.84 |
| Swiss | 249 | 0.76 |
| Austrian | 197 | 0.60 |
| Eastern European | 196 | 0.60 |
| Canadian | 133 | 0.41 |
| French Canadian | 132 | 0.41 |
| Lithuanian | 108 | 0.33 |
| Hungarian | 107 | 0.33 |
| Greek | 105 | 0.32 |
| Brazilian | 93 | 0.28 |
| Slovak | 75 | 0.23 |
| Ukrainian | 74 | 0.23 |
| Subsaharan African | 72 | 0.22 |
| Lebanese | 68 | 0.21 |
| Nigerian | 55 | 0.17 |
| Sudanese | 55 | 0.17 |
| Belgian | 38 | 0.12 |
| Czechoslovakian | 32 | 0.10 |
| Slavic | 24 | 0.07 |
| Pennsylvania German | 20 | 0.06 |
| Maltese | 19 | 0.06 |
| Celtic | 17 | 0.05 |
| Yugoslavian | 17 | 0.05 |
| Croatian | 15 | 0.05 |
| Iranian | 9 | 0.03 |
| Ethiopian | 9 | 0.03 |
| Romanian | 6 | 0.02 |
| Kenyan | 6 | 0.02 |
| Basque | 5 | 0.02 |
| West Indian (except Hispanic groups) | 3 | 0.01 |
| Belizean | 3 | 0.01 |
| African | 2 | 0.01 |