Ranking of New Hampshire Counties By Population with Polish Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 53.94K people in New Hampshire with Polish ancestry. Among all New Hampshire counties, Hillsborough County had the highest population with Polish ancestry (16.91K), followed by Rockingham County (14.37K), and Merrimack County (5.69K).

The chart and table below shows the top 10 counties with high number of people with Polish 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 Population with Polish Ancestry in 2021
Hillsborough County
Rockingham County
Merrimack County
Strafford County
Cheshire County
Grafton County
Sullivan County
Belknap County
Carroll County
Coos County
Ranking of New Hampshire Counties By Population with Polish Ancestry in 2021
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Rank County Population
1 Hillsborough County 16909
2 Rockingham County 14365
3 Merrimack County 5688
4 Strafford County 4965
5 Cheshire County 3379
6 Grafton County 2837
7 Sullivan County 1812
8 Belknap County 1643
9 Carroll County 1617
10 Coos County 724