Ranking of South Dakota Counties By Percentage of Population with Czechoslovakian Ancestry in 2021

Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.32K people in South Dakota with Czechoslovakian ancestry (0.15% of South Dakota population). Among all South Dakota counties, Potter County had the highest percentage of its population with Czechoslovakian ancestry (1.80%), followed by Bon Homme County (0.98%), and Bennett County (0.73%).

The chart and table below shows the top 10 counties with high percentage of its population having Czechoslovakian ancestry.

You can see similar information for other states and for other ancestry groups in South Dakota.