Ranking of Connecticut Counties By Population in 2011

Updated on July 26, 2024.

Based on the US Census Vintage data estimates, in 2011, the Population for Connecticut was 3.59M. Among all Connecticut counties, Fairfield County had the highest population (928.10K), followed by Hartford County (896.90K), and New Haven County (863.97K).

The chart below shows the top 8 counties, and the table below shows the ranking of all Connecticut counties.

You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.

See this for other years:
Ranking of Connecticut Counties By Population in 2011
Fairfield
Hartford
New Haven
New London
Litchfield
Middlesex
Tolland
Windham
Ranking of Connecticut Counties By Population in 2011
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Rank County Population
1 Fairfield County 928099
2 Hartford County 896900
3 New Haven County 863974
4 New London County 273086
5 Litchfield County 188979
6 Middlesex County 166199
7 Tolland County 153066
8 Windham County 118329