Ranking of Connecticut Counties By Hispanic or Latino of All Races 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 Hispanic or Latino of All Races population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 92,703. Among all Connecticut counties, Fairfield County had the highest Hispanic or Latino of All Races population (aged 25 years and above) with an educational attainment of Less than High School Diploma (33,941), followed by Hartford County (26,188), and New Haven County (23,809).

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 Hispanic or Latino of All Races 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
Litchfield County
Middlesex County
Tolland County
Ranking of Connecticut Counties By Hispanic or Latino of All Races 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 33941
2 Hartford County 26188
3 New Haven County 23809
4 New London County 3451
5 Windham County 2171
6 Litchfield County 1414
7 Middlesex County 970
8 Tolland County 759