Ranking of New Hampshire Counties By Net Migration in 2021

Updated on June 21, 2025.

Based on the US Census Vintage data estimates, in 2021, the Net Migration for New Hampshire was 10.07K. Among all New Hampshire counties, Rockingham County had the highest net migration (3.73K), followed by Carroll County (1.89K), and Belknap County (1.22K).

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

You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.

See this for other years:
Ranking of New Hampshire Counties By Net Migration in 2021
Rockingham
Carroll
Belknap
Hillsborough
Sullivan
Merrimack
Coos
Strafford
Cheshire
Grafton
Ranking of New Hampshire Counties By Net Migration in 2021
Items per page:
0 of 0
Rank County Net Migration
1 Rockingham County 3726
2 Carroll County 1887
3 Belknap County 1216
4 Hillsborough County 932
5 Sullivan County 718
6 Merrimack County 670
7 Coos County 488
8 Strafford County 458
9 Cheshire County 418
10 Grafton County -443