Connecticut 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 Connecticut was 990,635 and represented 37.55% of the total Connecticut citizen voting-age population.

Among all Connecticut counties, Hartford had the highest Non-Hispanic Black Alone citizen voting-age population (81.11K), followed by New Haven (80.58K), and Fairfield (69.90K).

In terms of percentages, New Haven had the highest percentage of its citizen voting-age population being Non-Hispanic Black Alone (12.58%), followed by Hartford (12.34%), and Fairfield (10.84%).

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:
Connecticut Non-Hispanic Black or African American Alone Citizen Voting-age Population By County in 2021
Connecticut Non-Hispanic Black or African American Alone Citizen Voting-age Population By County in 2021
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County Citizen Voting-age Population % of County Citizen Voting-age Population
Hartford 81105 12.34
New Haven 80575 12.58
Fairfield 69895 10.84
New London 10620 5.10
Middlesex 5950 4.53
Tolland 3550 2.98
Litchfield 2435 1.67
Windham 1655 1.83