Massachusetts 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 Massachusetts was 1,315,935 and represented 20.44% of the total Massachusetts citizen population.

Among all Massachusetts counties, Suffolk had the highest Non-Hispanic Black Alone citizen population (138.52K), followed by Middlesex (67.45K), and Plymouth (49.52K).

In terms of percentages, Suffolk had the highest percentage of its citizen population being Non-Hispanic Black Alone (20.62%), followed by Plymouth (9.77%), and Nantucket (8.36%).

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:
Massachusetts Non-Hispanic Black or African American Alone Citizen Population By County in 2021
Massachusetts Non-Hispanic Black or African American Alone Citizen Population By County in 2021
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County Citizen Population % of County Citizen Population
Suffolk 138520 20.62
Middlesex 67450 4.66
Plymouth 49520 9.77
Norfolk 44550 6.69
Hampden 34000 7.54
Worcester 33375 4.14
Bristol 24510 4.47
Essex 23895 3.23
Barnstable 5025 2.30
Hampshire 3370 2.18
Berkshire 2905 2.30
Nantucket 1070 8.36
Franklin 815 1.17
Dukes 810 4.22