Yellowstone County, MT Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 163.59K Yellowstone County, MT population, 48.26K had German ancestry (29.50%), 34.19K had Unclassified ancestry (20.90%), and 28.77K had Other Groups ancestry (17.59%).
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 Montana counties, and for Montana.
Data Source: US Census - ACS 5-Year Estimates (2021).
Yellowstone County, MT Population By Ancestry in 2021
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Ancestry | Number of Ancestry | Percentage of Population (%) |
---|---|---|
German | 48263 | 29.50 |
Unclassified | 34186 | 20.90 |
Other Groups | 28769 | 17.59 |
Irish | 20418 | 12.48 |
English | 18164 | 11.10 |
Norwegian | 16066 | 9.82 |
American | 7435 | 4.55 |
Italian | 5493 | 3.36 |
French (except Basque) | 4433 | 2.71 |
Swedish | 4165 | 2.55 |
Scottish | 3835 | 2.34 |
European | 3030 | 1.85 |
Danish | 2579 | 1.58 |
Polish | 2567 | 1.57 |
Russian | 2239 | 1.37 |
Dutch | 2173 | 1.33 |
Scandinavian | 2111 | 1.29 |
Scotch Irish | 1918 | 1.17 |
Welsh | 1072 | 0.66 |
French Canadian | 1049 | 0.64 |
Finnish | 1010 | 0.62 |
Czech | 887 | 0.54 |
British | 611 | 0.37 |
Swiss | 590 | 0.36 |
Canadian | 497 | 0.30 |
Northern European | 481 | 0.29 |
Ukrainian | 478 | 0.29 |
Subsaharan African | 457 | 0.28 |
African | 421 | 0.26 |
Greek | 416 | 0.25 |
Hungarian | 414 | 0.25 |
Serbian | 391 | 0.24 |
Belgian | 344 | 0.21 |
Austrian | 334 | 0.20 |
Croatian | 304 | 0.19 |
Portuguese | 293 | 0.18 |
Yugoslavian | 270 | 0.17 |
West Indian (except Hispanic groups) | 208 | 0.13 |
Lithuanian | 195 | 0.12 |
Eastern European | 137 | 0.08 |
Slavic | 128 | 0.08 |
Slovak | 119 | 0.07 |
Czechoslovakian | 103 | 0.06 |
Slovene | 87 | 0.05 |
Basque | 86 | 0.05 |
Iranian | 72 | 0.04 |
Bulgarian | 71 | 0.04 |
Belizean | 64 | 0.04 |
Pennsylvania German | 60 | 0.04 |
Jamaican | 58 | 0.04 |
Arab | 53 | 0.03 |
Haitian | 47 | 0.03 |
West Indian | 39 | 0.02 |
Lebanese | 31 | 0.02 |
Nigerian | 31 | 0.02 |
Luxembourger | 30 | 0.02 |
Guyanese | 28 | 0.02 |
Romanian | 21 | 0.01 |
New Zealander | 19 | 0.01 |
Brazilian | 16 | 0.01 |
Icelander | 15 | 0.01 |
Celtic | 14 | 0.01 |
Alsatian | 11 | 0.01 |
Australian | 8 | 0.01 |
Turkish | 6 | 0.00 |
Afghan | 5 | 0.00 |
Egyptian | 4 | 0.00 |
Albania | 3 | 0.00 |
Moroccan | 3 | 0.00 |
German Russian | 3 | 0.00 |
Latvian | 3 | 0.00 |
Armenian | 1 | 0.00 |