Ranking of Connecticut Counties By White Alone Population from Census 2020

Updated on February 22, 2026.

According to the data from the United States 2020 decennial Census for Connecticut counties, in April 2020, Fairfield County had the highest number of people who identified their race as White Alone (584.18K), followed by Hartford County (554.18K), and New Haven County (543.83K).

The chart below shows the top 8 counties, and the table below shows the ranking of all Connecticut counties based on White Alone population.

You can see similar ranking information for other states. You can also see similar rankings of counties for other racial groups as well as for the different ethnicities in Connecticut.

Ranking of Connecticut Counties By White Alone Population from Census 2020
Fairfield
Hartford
New Haven
New London
Litchfield
Middlesex
Tolland
Windham
Ranking of Connecticut Counties By White Alone Population from Census 2020
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Rank County White Alone Population
1 Fairfield County 584184
2 Hartford County 554184
3 New Haven County 543831
4 New London County 201548
5 Litchfield County 158774
6 Middlesex County 134715
7 Tolland County 122869
8 Windham County 95023