Custer County, ID Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 4.27K Custer County, ID population, 1.33K had English ancestry (31.20%), 998 had Unclassified ancestry (23.36%), and 953 had German ancestry (22.30%).
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 Idaho counties, and for Idaho.
Data Source: US Census - ACS 5-Year Estimates (2021).
Custer County, ID Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| English | 1333 | 31.20 |
| Unclassified | 998 | 23.36 |
| German | 953 | 22.30 |
| Other Groups | 595 | 13.93 |
| Irish | 510 | 11.94 |
| Italian | 244 | 5.71 |
| Scottish | 223 | 5.22 |
| Danish | 163 | 3.82 |
| Swedish | 140 | 3.28 |
| American | 94 | 2.20 |
| British | 93 | 2.18 |
| European | 91 | 2.13 |
| French (except Basque) | 84 | 1.97 |
| Dutch | 67 | 1.57 |
| Greek | 57 | 1.33 |
| French Canadian | 55 | 1.29 |
| Welsh | 52 | 1.22 |
| Yugoslavian | 52 | 1.22 |
| Scandinavian | 50 | 1.17 |
| Polish | 42 | 0.98 |
| Scotch Irish | 42 | 0.98 |
| Swiss | 42 | 0.98 |
| Norwegian | 40 | 0.94 |
| Romanian | 29 | 0.68 |
| Croatian | 22 | 0.52 |
| Finnish | 18 | 0.42 |
| Austrian | 15 | 0.35 |
| Czech | 4 | 0.09 |
| Hungarian | 4 | 0.09 |
| Portuguese | 1 | 0.02 |