Iowa 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 16.60K Iowa County, IA population, 6.73K had German ancestry (40.53%), 4.15K had Unclassified ancestry (24.98%), and 2.38K had Irish ancestry (14.33%).
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).
Iowa County, IA Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| German | 6726 | 40.53 |
| Unclassified | 4146 | 24.98 |
| Irish | 2378 | 14.33 |
| Other Groups | 1640 | 9.88 |
| English | 1545 | 9.31 |
| American | 866 | 5.22 |
| Norwegian | 676 | 4.07 |
| Dutch | 614 | 3.70 |
| Czech | 491 | 2.96 |
| Welsh | 276 | 1.66 |
| French (except Basque) | 261 | 1.57 |
| European | 258 | 1.56 |
| Polish | 232 | 1.40 |
| Danish | 229 | 1.38 |
| Scottish | 227 | 1.37 |
| Swedish | 201 | 1.21 |
| Belgian | 180 | 1.09 |
| Scotch Irish | 161 | 0.97 |
| Italian | 136 | 0.82 |
| Swiss | 89 | 0.54 |
| Eastern European | 60 | 0.36 |
| British | 46 | 0.28 |
| Canadian | 27 | 0.16 |
| Austrian | 26 | 0.16 |
| Northern European | 22 | 0.13 |
| French Canadian | 21 | 0.13 |
| Pennsylvania German | 21 | 0.13 |
| Scandinavian | 20 | 0.12 |
| Czechoslovakian | 18 | 0.11 |
| Greek | 17 | 0.10 |
| Yugoslavian | 12 | 0.07 |
| Lithuanian | 11 | 0.07 |
| Russian | 11 | 0.07 |
| Finnish | 10 | 0.06 |
| Portuguese | 6 | 0.04 |
| Serbian | 6 | 0.04 |
| Slovak | 5 | 0.03 |
| German Russian | 2 | 0.01 |
| Subsaharan African | 2 | 0.01 |
| Ethiopian | 2 | 0.01 |