Ranking of New Hampshire Counties By Percentage of Population with Czechoslovakian Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 686 people in New Hampshire with Czechoslovakian ancestry (0.05% of New Hampshire population). Among all New Hampshire counties, Sullivan County had the highest percentage of its population with Czechoslovakian ancestry (0.10%), followed by Belknap County (0.07%), and Carroll County (0.07%).

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 New Hampshire.

Data Source: US Census Bureau.
Ranking of New Hampshire Counties By Percentage of Population with Czechoslovakian Ancestry in 2021
Sullivan County
Belknap County
Carroll County
Coos County
Merrimack County
Grafton County
Hillsborough County
Rockingham County
Strafford County
Cheshire County
Ranking of New Hampshire Counties By Percentage of Population with Czechoslovakian Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Sullivan County 0.10
2 Belknap County 0.07
2 Carroll County 0.07
2 Coos County 0.07
2 Merrimack County 0.07
3 Grafton County 0.06
4 Hillsborough County 0.05
5 Rockingham County 0.04
5 Strafford County 0.04
6 Cheshire County 0.01