Boulder city, MT Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 7, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 1.03K Boulder city, MT population, 303 had Unclassified ancestry (29.33%), 295 had Irish ancestry (28.56%), and 245 had German ancestry (23.72%).
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 also see similar information for other Montana cities and places, Montana counties, and for Montana.
Data Source: US Census - ACS 5-Year Estimates (2021).
Boulder city, MT Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Unclassified | 303 | 29.33 |
| Irish | 295 | 28.56 |
| German | 245 | 23.72 |
| English | 159 | 15.39 |
| Other Groups | 105 | 10.16 |
| Italian | 78 | 7.55 |
| Norwegian | 77 | 7.45 |
| Czech | 48 | 4.65 |
| French (except Basque) | 28 | 2.71 |
| Scandinavian | 24 | 2.32 |
| American | 23 | 2.23 |
| European | 23 | 2.23 |
| French Canadian | 17 | 1.65 |
| Scotch Irish | 16 | 1.55 |
| Danish | 13 | 1.26 |
| Swedish | 13 | 1.26 |
| Hungarian | 11 | 1.07 |
| Welsh | 10 | 0.97 |
| Portuguese | 6 | 0.58 |
| Finnish | 4 | 0.39 |
| Austrian | 3 | 0.29 |
| Swiss | 3 | 0.29 |