Rio Blanco County, CO Population By Ancestry in 2021 (ACS-5Yrs)

Updated on March 3, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 6.50K Rio Blanco County, CO population, 1.81K had German ancestry (27.79%), 1.59K had Other Groups ancestry (24.43%), and 1.47K had Unclassified ancestry (22.63%).

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 Colorado counties, and for Colorado.

Rio Blanco County, CO Percentages of Ancestry of Population in 2021
German
Other Groups
Unclassified
English
Irish
Scottish
French (except Basque)
American
Norwegian
Dutch
Rio Blanco County, CO Population By Ancestry in 2021
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Ancestry Number of Ancestry Percentage of Population (%)
German 1805 27.79
Other Groups 1587 24.43
Unclassified 1470 22.63
English 995 15.32
Irish 970 14.94
Scottish 258 3.97
French (except Basque) 246 3.79
American 217 3.34
Norwegian 174 2.68
Dutch 156 2.40
Polish 127 1.96
Czech 104 1.60
European 99 1.52
Italian 94 1.45
Scotch Irish 92 1.42
Scandinavian 80 1.23
Welsh 72 1.11
French Canadian 70 1.08
Swedish 70 1.08
Ukrainian 63 0.97
Swiss 48 0.74
Canadian 46 0.71
Greek 42 0.65
Russian 41 0.63
Northern European 28 0.43
Danish 27 0.42
Slavic 22 0.34
Portuguese 20 0.31
Austrian 18 0.28
Czechoslovakian 14 0.22
Eastern European 11 0.17
Finnish 9 0.14
Yugoslavian 8 0.12
British 6 0.09
Armenian 4 0.06
Latvian 1 0.02