Ranking of Massachusetts Counties By Percentage of Black or African American Alone Population Aged 25 years and above with an Educational attainment of High School Graduate or Equivalent in 2021 (ACS-5Yrs)

Updated on September 5, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the Massachusetts Black or African American Alone population (aged 25 years and above) who had an educational attainment of High School Graduate or Equivalent was 26.97%. Among all Massachusetts counties, Franklin County had the highest percentage of its Black or African American Alone population (aged 25 years and above) with an educational attainment of High School Graduate or Equivalent (38.90%), followed by Barnstable County (35.90%), and Berkshire County (35.81%).

The chart below shows the top 10 Massachusetts counties, and the table below shows the ranking of all Massachusetts counties.

You can see similar information for other educational attainments, and for other races and ethnicities.

You can also see similar information for other states and for the United States.

Ranking of Massachusetts Counties By Percentage of Black or African American Alone Population (Aged 25yrs+) with an Educational Attainment of High School Graduate or Equivalent in 2021
Franklin County
Barnstable County
Berkshire County
Hampden County
Suffolk County
Hampshire County
Plymouth County
Worcester County
Bristol County
Nantucket County
Ranking of Massachusetts Counties By Percentage of Black or African American Alone Population (Aged 25yrs+) with an Educational Attainment of High School Graduate or Equivalent in 2021
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Rank County Percentage of Population (Aged 25yrs+) (%)
1 Franklin County 38.90
2 Barnstable County 35.90
3 Berkshire County 35.81
4 Hampden County 34.45
5 Suffolk County 29.08
6 Hampshire County 28.51
7 Plymouth County 27.20
8 Worcester County 26.64
9 Bristol County 26.05
10 Nantucket County 25.51
11 Essex County 25.13
12 Middlesex County 22.98
13 Dukes County 21.08
14 Norfolk County 20.66