Ranking of New Hampshire Counties By Immigrant or Foreign-Born Population in 2021 (ACS-5Yrs)

Updated on September 27, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, among all New Hampshire counties, Hillsborough had the highest immigrant or foreign-born population (41.95K), followed by Rockingham (15.31K), and Merrimack (7.60K).

The chart below shows the top 10 counties, and the table below shows the ranking of all New Hampshire counties.

You can see similar information for other states. You can also see the ranking for all counties in the United States.

Ranking of New Hampshire Counties By Immigrant or Foreign-Born Population in 2021
Hillsborough
Rockingham
Merrimack
Strafford
Grafton
Cheshire
Belknap
Sullivan
Carroll
Coos
Ranking of New Hampshire Counties By Immigrant or Foreign-Born Population in 2021
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Rank County Immigrant Population
1 Hillsborough 41950
2 Rockingham 15309
3 Merrimack 7601
4 Strafford 5738
5 Grafton 5117
6 Cheshire 2127
7 Belknap 1830
8 Sullivan 1236
9 Carroll 1235
10 Coos 752