RANKING · 2010 CENSUS · 10 SHOWN OF 10

Highest Black population share, New Hampshire counties · 2010

New Hampshire counties ranked by the share of all residents who are Black or African American (2010 American Community Survey). A concentration measure: Black residents as a percentage of total population. 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 ZIP codes

RELATEDHighest Asian household income Highest Black household income Highest Hispanic household income Highest White (non-Hispanic) household income Largest White (non-Hispanic) population Highest White (non-Hispanic) population share

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPBLACKVS 2000

01Hillsborough County, NHNH433,4151.8%+57%

02Merrimack County, NHNH158,0781.0%+96%

03Strafford County, NHNH135,0430.9%+58%

04Grafton County, NHNH93,2250.9%+68%

05Rockingham County, NHNH324,0770.6%+12%

06Cheshire County, NHNH78,2690.5%+39%

07Belknap County, NHNH65,1470.4%+62%

08Coos County, NHNH31,3430.4%+292%

09Sullivan County, NHNH43,9610.4%+74%

10Carroll County, NHNH52,7840.3%+67%

SHOWING 1–10 OF 10

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