Jefferson County, OH Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 65.62K Jefferson County, OH population, 20.36K had Unclassified ancestry (31.03%), 11.76K had German ancestry (17.91%), and 10.37K had Irish ancestry (15.81%).
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 Ohio counties, and for Ohio.
Data Source: US Census - ACS 5-Year Estimates (2021).
Jefferson County, OH Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Unclassified | 20363 | 31.03 |
| German | 11755 | 17.91 |
| Irish | 10372 | 15.81 |
| Italian | 9411 | 14.34 |
| Other Groups | 6200 | 9.45 |
| English | 5158 | 7.86 |
| Polish | 4205 | 6.41 |
| Subsaharan African | 1794 | 2.73 |
| American | 1777 | 2.71 |
| African | 1756 | 2.68 |
| French (except Basque) | 1323 | 2.02 |
| Slovak | 1305 | 1.99 |
| Scotch Irish | 1105 | 1.68 |
| Scottish | 1098 | 1.67 |
| Hungarian | 1093 | 1.67 |
| European | 910 | 1.39 |
| Welsh | 644 | 0.98 |
| Dutch | 525 | 0.80 |
| Czechoslovakian | 479 | 0.73 |
| Serbian | 442 | 0.67 |
| Russian | 434 | 0.66 |
| Czech | 401 | 0.61 |
| Greek | 387 | 0.59 |
| British | 286 | 0.44 |
| Eastern European | 233 | 0.36 |
| French Canadian | 161 | 0.25 |
| Swedish | 161 | 0.25 |
| Norwegian | 153 | 0.23 |
| Pennsylvania German | 144 | 0.22 |
| Belgian | 118 | 0.18 |
| Austrian | 108 | 0.17 |
| Australian | 106 | 0.16 |
| Lithuanian | 101 | 0.15 |
| Swiss | 88 | 0.13 |
| Croatian | 68 | 0.10 |
| Ukrainian | 62 | 0.09 |
| Slavic | 57 | 0.09 |
| Scandinavian | 51 | 0.08 |
| Romanian | 49 | 0.08 |
| Slovene | 38 | 0.06 |
| Nigerian | 36 | 0.06 |
| Finnish | 34 | 0.05 |
| Canadian | 30 | 0.05 |
| Bulgarian | 28 | 0.04 |
| Portuguese | 28 | 0.04 |
| Lebanese | 26 | 0.04 |
| Brazilian | 26 | 0.04 |
| Yugoslavian | 22 | 0.03 |
| Danish | 18 | 0.03 |
| West Indian (except Hispanic groups) | 18 | 0.03 |
| Northern European | 16 | 0.02 |
| Jamaican | 13 | 0.02 |
| Guyanese | 12 | 0.02 |
| Israeli | 12 | 0.02 |
| Armenian | 9 | 0.01 |
| Iranian | 6 | 0.01 |
| Syrian | 5 | 0.01 |
| Haitian | 4 | 0.01 |
| Ghanaian | 2 | 0.00 |
| Trinidadian and Tobagonian | 1 | 0.00 |