Massachusetts Non-Hispanic Black or African American Alone Citizen Voting-age 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 voting-age population for Massachusetts was 990,635 and represented 19.41% of the total Massachusetts citizen voting-age population.

Among all Massachusetts counties, Suffolk had the highest Non-Hispanic Black Alone citizen voting-age population (108.38K), followed by Middlesex (49.87K), and Plymouth (33.84K).

In terms of percentages, Suffolk had the highest percentage of its citizen voting-age population being Non-Hispanic Black Alone (19.70%), followed by Nantucket (10.16%), and Plymouth (8.54%).

The chart and table below shows the Non-Hispanic Black Alone citizen voting-age population of each county and the percentage of each county's citizen voting-age 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 Voting-age Population By County in 2021
Massachusetts Non-Hispanic Black or African American Alone Citizen Voting-age Population By County in 2021
Items per page:
0 of 0
County Citizen Voting-age Population % of County Citizen Voting-age Population
Suffolk 108375 19.70
Middlesex 49865 4.37
Plymouth 33835 8.54
Norfolk 33130 6.36
Hampden 25720 7.30
Worcester 23495 3.73
Essex 17560 3.04
Bristol 17040 3.95
Barnstable 3725 2.01
Hampshire 3010 2.29
Berkshire 2210 2.11
Nantucket 1050 10.16
Franklin 595 1.03
Dukes 555 3.55