RANKING · 2024 ACS · 10 SHOWN OF 10

Most foreign-born residents, New Hampshire counties

New Hampshire counties ranked by the share of residents born outside the US (2024 ACS). This list covers the 10 counties in New Hampshire that qualify, ranked against each other statewide.

New HampshireAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORNVS 2010

01Hillsborough County, NHNH433,41510.3%+2.3 pts

02Grafton County, NHNH93,2255.6%−0.0 pts

03Rockingham County, NHNH324,0775.2%+0.6 pts

04Strafford County, NHNH135,0434.4%+0.3 pts

05Merrimack County, NHNH158,0784.4%+0.8 pts

06Cheshire County, NHNH78,2692.9%−0.1 pts

07Coos County, NHNH31,3432.8%−0.5 pts

08Belknap County, NHNH65,1472.8%−0.5 pts

09Carroll County, NHNH52,7842.3%−0.1 pts

10Sullivan County, NHNH43,9612.1%−0.6 pts

SHOWING 1–10 OF 10

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES