Ranking of South Dakota Counties By 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. Among all South Dakota counties, Pennington County had the highest population with Czechoslovakian ancestry (256), followed by Minnehaha County (152), and Codington County (95).

The chart and table below shows the top 10 counties with high number of people with Czechoslovakian ancestry.

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