Ranking of Connecticut Counties By Population with Italian Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 584.13K people in Connecticut with Italian ancestry. Among all Connecticut counties, New Haven County had the highest population with Italian ancestry (172.05K), followed by Fairfield County (150.17K), and Hartford County (121.08K).

The chart and table below shows the top 8 counties with high number of people with Italian ancestry.

You can see similar information for other states and for other ancestry groups in Connecticut.

Data Source: US Census Bureau.
Ranking of Connecticut Counties By Population with Italian Ancestry in 2021
New Haven County
Fairfield County
Hartford County
Litchfield County
New London County
Middlesex County
Tolland County
Windham County
Ranking of Connecticut Counties By Population with Italian Ancestry in 2021
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Rank County Population
1 New Haven County 172046
2 Fairfield County 150172
3 Hartford County 121079
4 Litchfield County 37711
5 New London County 37279
6 Middlesex County 33547
7 Tolland County 20604
8 Windham County 11690