RANKING · 2020 CENSUS · 10 SHOWN OF 10

Most uninsured people, New Hampshire counties · 2020

New Hampshire counties with the most residents lacking health insurance, as of the 2020 American Community Survey. Ranked by number of people, not the uninsured rate. This list covers the 10 counties in New Hampshire that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

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

RANKPLACESTATEPOPUNINSURED RESIDENTSVS –

01Hillsborough County, NHNH433,41525,350–

02Rockingham County, NHNH324,07714,493–

03Merrimack County, NHNH158,0788,477–

04Strafford County, NHNH135,0437,487–

05Grafton County, NHNH93,2256,378–

06Cheshire County, NHNH78,2694,650–

07Belknap County, NHNH65,1474,011–

08Carroll County, NHNH52,7843,805–

09Sullivan County, NHNH43,9613,031–

10Coos County, NHNH31,3432,389–

SHOWING 1–10 OF 10

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS