New Hampshire Non-Hispanic Black or African American Alone Citizen Population By County in 2021 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2021, the Non-Hispanic Black Alone citizen population for New Hampshire was 1,315,935 and represented 98.43% of the total New Hampshire citizen population.

Among all New Hampshire counties, Hillsborough had the highest Non-Hispanic Black Alone citizen population (8.07K), followed by Rockingham (2.49K), and Merrimack (1.74K).

In terms of percentages, Hillsborough had the highest percentage of its citizen population being Non-Hispanic Black Alone (2.01%), followed by Coos (1.90%), and Merrimack (1.16%).

The chart and table below shows the Non-Hispanic Black Alone citizen population of each county and the percentage of each county's citizen population that were Non-Hispanic Black Alone.

You can see similar information for other states and by state for the United States.

You can also see similar information for other ethnicities.

See this for other years:
New Hampshire Non-Hispanic Black or African American Alone Citizen Population By County in 2021
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County Citizen Population % of County Citizen Population
Hillsborough 8065 2.01
Rockingham 2490 0.81
Merrimack 1740 1.16
Strafford 1160 0.91
Grafton 825 0.94
Coos 590 1.90
Belknap 420 0.67
Cheshire 410 0.54
Carroll 240 0.48
Sullivan 240 0.56