Ranking of Connecticut Counties By Some Other Race Alone Population Aged 25 years and above with an Educational attainment of Less than High School Diploma in 2021 (ACS-5Yrs)

Updated on September 5, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the Connecticut Some Other Race Alone population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 41,694. Among all Connecticut counties, Fairfield County had the highest Some Other Race Alone population (aged 25 years and above) with an educational attainment of Less than High School Diploma (17,298), followed by Hartford County (10,977), and New Haven County (10,319).

The chart below shows the top 8 Connecticut counties, and the table below shows the ranking of all Connecticut 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 Connecticut Counties By Some Other Race Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
Fairfield County
Hartford County
New Haven County
New London County
Windham County
Tolland County
Litchfield County
Middlesex County
Ranking of Connecticut Counties By Some Other Race Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
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Rank County Number of People
1 Fairfield County 17298
2 Hartford County 10977
3 New Haven County 10319
4 New London County 1167
5 Windham County 881
6 Tolland County 507
7 Litchfield County 383
8 Middlesex County 162