Massachusetts Non-Hispanic Black or African American Alone Citizen Voting-age Population By County in 2015 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2015, the Non-Hispanic Black Alone citizen voting-age population for Massachusetts was 935,440 and represented 19.29% of the total Massachusetts citizen voting-age population.

Among all Massachusetts counties, Suffolk had the highest Non-Hispanic Black Alone citizen voting-age population (101.26K), followed by Middlesex (39.67K), and Norfolk (27.04K).

In terms of percentages, Suffolk had the highest percentage of its citizen voting-age population being Non-Hispanic Black Alone (19.52%), followed by Hampden (7.05%), and Plymouth (6.77%).

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 2015
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County Citizen Voting-age Population % of County Citizen Voting-age Population
Suffolk 101260 19.52
Middlesex 39665 3.65
Norfolk 27035 5.43
Plymouth 25210 6.77
Hampden 24385 7.05
Worcester 17335 2.94
Essex 12970 2.38
Bristol 12720 3.09
Barnstable 3045 1.75
Hampshire 2710 2.11
Berkshire 2295 2.24
Franklin 470 0.83
Dukes 365 2.81
Nantucket 310 4.18