RANKING · 2010 CENSUS · 10 SHOWN OF 10

Most foreign-born residents, New Hampshire counties · 2010

New Hampshire counties ranked by the share of residents born outside the US (2023 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

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORNVS 2000

01Hillsborough County, NHNH433,4158.1%–

02Grafton County, NHNH93,2255.6%–

03Rockingham County, NHNH324,0774.7%–

04Strafford County, NHNH135,0434.1%–

05Merrimack County, NHNH158,0783.5%–

06Belknap County, NHNH65,1473.3%–

07Coos County, NHNH31,3433.3%–

08Cheshire County, NHNH78,2693.0%–

09Sullivan County, NHNH43,9612.8%–

10Carroll County, NHNH52,7842.4%–

SHOWING 1–10 OF 10

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES