Ranking of Connecticut Counties By Percentage of Non-Hispanic White Alone Population Aged 25 years and above with an Educational attainment of Bachelors or Higher in 2021 (ACS-5Yrs)

Updated on September 5, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the Connecticut Non-Hispanic White Alone population (aged 25 years and above) who had an educational attainment of Bachelors or Higher was 45.60%. Among all Connecticut counties, Fairfield County had the highest percentage of its Non-Hispanic White Alone population (aged 25 years and above) with an educational attainment of Bachelors or Higher (59.81%), followed by Hartford County (44.91%), and Middlesex County (44.70%).

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 Percentage of Non-Hispanic White Alone Population (Aged 25yrs+) with an Educational Attainment of Bachelors or Higher in 2021
Fairfield County
Hartford County
Middlesex County
Tolland County
New Haven County
New London County
Litchfield County
Windham County
Ranking of Connecticut Counties By Percentage of Non-Hispanic White Alone Population (Aged 25yrs+) with an Educational Attainment of Bachelors or Higher in 2021
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Rank County Percentage of Population (Aged 25yrs+) (%)
1 Fairfield County 59.81
2 Hartford County 44.91
3 Middlesex County 44.70
4 Tolland County 42.28
5 New Haven County 42.18
6 New London County 36.90
7 Litchfield County 36.09
8 Windham County 25.74