Massachusetts Non-Hispanic Black or African American Alone Citizen Voting-age Population By County in 2011 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2011, the Non-Hispanic Black Alone citizen voting-age population for Massachusetts was 889,640 and represented 19.15% of the total Massachusetts citizen voting-age population.

Among all Massachusetts counties, Suffolk had the highest Non-Hispanic Black Alone citizen voting-age population (91.49K), followed by Middlesex (33.78K), and Hampden (23.29K).

In terms of percentages, Suffolk had the highest percentage of its citizen voting-age population being Non-Hispanic Black Alone (19.05%), followed by Hampden (6.94%), and Plymouth (6.01%).

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 2011
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County Citizen Voting-age Population % of County Citizen Voting-age Population
Suffolk 91485 19.05
Middlesex 33785 3.26
Hampden 23285 6.94
Norfolk 22300 4.67
Plymouth 21465 6.01
Worcester 14155 2.50
Essex 10950 2.11
Bristol 10240 2.56
Barnstable 2615 1.52
Hampshire 2520 2.03
Berkshire 2155 2.10
Franklin 465 0.83
Nantucket 315 4.45
Dukes 310 2.50