Benton County, IA Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 25.65K Benton County, IA population, 9.32K had German ancestry (36.34%), 7.63K had Unclassified ancestry (29.75%), and 3.46K had Irish ancestry (13.47%).
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 Iowa counties, and for Iowa.
Data Source: US Census - ACS 5-Year Estimates (2021).
Benton County, IA Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| German | 9322 | 36.34 |
| Unclassified | 7631 | 29.75 |
| Irish | 3456 | 13.47 |
| English | 1944 | 7.58 |
| Other Groups | 1933 | 7.54 |
| American | 1687 | 6.58 |
| Czech | 1309 | 5.10 |
| Norwegian | 1246 | 4.86 |
| Swedish | 677 | 2.64 |
| Dutch | 564 | 2.20 |
| European | 528 | 2.06 |
| French (except Basque) | 406 | 1.58 |
| Italian | 305 | 1.19 |
| Scottish | 305 | 1.19 |
| Polish | 259 | 1.01 |
| Finnish | 193 | 0.75 |
| Scotch Irish | 174 | 0.68 |
| Danish | 170 | 0.66 |
| Welsh | 144 | 0.56 |
| British | 136 | 0.53 |
| Belgian | 107 | 0.42 |
| Swiss | 104 | 0.41 |
| Russian | 93 | 0.36 |
| Slovene | 61 | 0.24 |
| French Canadian | 55 | 0.21 |
| Czechoslovakian | 43 | 0.17 |
| Pennsylvania German | 35 | 0.14 |
| Scandinavian | 27 | 0.11 |
| West Indian (except Hispanic groups) | 26 | 0.10 |
| Belizean | 26 | 0.10 |
| Lithuanian | 22 | 0.09 |
| Northern European | 22 | 0.09 |
| Austrian | 18 | 0.07 |
| Latvian | 14 | 0.06 |
| Hungarian | 13 | 0.05 |
| Canadian | 11 | 0.04 |
| Subsaharan African | 11 | 0.04 |
| African | 11 | 0.04 |
| Luxembourger | 10 | 0.04 |
| Greek | 7 | 0.03 |
| Celtic | 6 | 0.02 |
| Romanian | 3 | 0.01 |
| Croatian | 2 | 0.01 |
| Portuguese | 2 | 0.01 |