Rio Oso CDP, CA Population By Ancestry in 2021 (ACS-5Yrs)

Updated on March 7, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 394 Rio Oso CDP, CA population, 86 had Unclassified ancestry (21.83%), 70 had American ancestry (17.77%), and 68 had Other Groups ancestry (17.26%).

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 California cities and places, California counties, and for California.

Rio Oso CDP, CA Percentages of Ancestry of Population in 2021
Unclassified
American
Other Groups
English
German
British
Irish
Romanian
European
Swiss
Rio Oso CDP, CA Population By Ancestry in 2021
Items per page:
0 of 0
Ancestry Number of Ancestry Percentage of Population (%)
Unclassified 86 21.83
American 70 17.77
Other Groups 68 17.26
English 58 14.72
German 46 11.68
British 31 7.87
Irish 24 6.09
Romanian 23 5.84
European 22 5.58
Swiss 19 4.82
Portuguese 6 1.52
Norwegian 4 1.01
Dutch 2 0.51
Greek 2 0.51
Italian 2 0.51
Scottish 2 0.51