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

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 19.28K people in New Hampshire with European ancestry (1.41% of New Hampshire population). Among all New Hampshire counties, Cheshire County had the highest percentage of its population with European ancestry (1.95%), followed by Grafton County (1.86%), and Strafford County (1.50%).

The chart and table below shows the top 10 counties with high percentage of its population having European 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 European Ancestry in 2021
Cheshire County
Grafton County
Strafford County
Carroll County
Hillsborough County
Rockingham County
Merrimack County
Belknap County
Sullivan County
Coos County
Ranking of New Hampshire Counties By Percentage of Population with European Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Cheshire County 1.95
2 Grafton County 1.86
3 Strafford County 1.50
4 Carroll County 1.45
5 Hillsborough County 1.42
6 Rockingham County 1.34
7 Merrimack County 1.29
8 Belknap County 1.19
9 Sullivan County 0.71
10 Coos County 0.70