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RANKING · 2020 CENSUS · 10 SHOWN OF 10

Highest Welsh population share, New Hampshire counties · 2020

New Hampshire counties ranked by the share of all residents who are Welsh ancestry (2020 American Community Survey). A concentration measure: Welsh residents as a percentage of total population. This list covers the 10 counties in New Hampshire that qualify, ranked against each other statewide. The median across all 10 is 0.9%.

Welsh Americans: full group profile →
SAME RANKING BYCitiesStatesMetros
Highest Welsh population share by state
All USAlaskaAlabamaArkansasArizonaCaliforniaColoradoFloridaGeorgiaIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWashingtonWisconsinWest VirginiaWyoming
RANKPLACESTATEPOPWELSH SHAREVS 2010
01Carroll County, NHNH52,7841.2%+0.3 pts
02Strafford County, NHNH135,0431.0%+0.2 pts
03Merrimack County, NHNH158,0781.0%+0.1 pts
04Sullivan County, NHNH43,9610.9%+0.3 pts
05Grafton County, NHNH93,2250.9%0.0 pts
06Belknap County, NHNH65,1470.9%+0.3 pts
07Cheshire County, NHNH78,2690.7%−0.2 pts
08Coos County, NHNH31,3430.7%+0.2 pts
09Rockingham County, NHNH324,0770.7%0.0 pts
10Hillsborough County, NHNH433,4150.6%+0.1 pts
SHOWING 1–10 OF 10

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS