Garfield 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 972 Garfield County, MT population, 321 had American ancestry (33.03%), 137 had German ancestry (14.10%), and 124 had Irish ancestry (12.76%).

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.

Garfield County, MT Percentages of Ancestry of Population in 2021
American
German
Irish
Unclassified
English
Norwegian
Scottish
European
French (except Basque)
Scotch Irish
Garfield County, MT Population By Ancestry in 2021
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Ancestry Number of Ancestry Percentage of Population (%)
American 321 33.03
German 137 14.10
Irish 124 12.76
Unclassified 118 12.14
English 99 10.19
Norwegian 83 8.54
Scottish 54 5.56
European 49 5.04
French (except Basque) 37 3.81
Scotch Irish 20 2.06
Welsh 17 1.75
Other Groups 14 1.44
Northern European 11 1.13
Scandinavian 11 1.13
Polish 10 1.03
British 9 0.93
Swiss 9 0.93
Czech 8 0.82
French Canadian 6 0.62
Hungarian 6 0.62
Canadian 2 0.21
Greek 1 0.10