Ranking of Connecticut Counties By Percentage of 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 (16.20% of Connecticut population). Among all Connecticut counties, Middlesex County had the highest percentage of its population with Italian ancestry (20.39%), followed by Litchfield County (20.36%), and New Haven County (19.90%).

The chart and table below shows the top 8 counties with high percentage of its population having 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 Percentage of Population with Italian Ancestry in 2021
Middlesex County
Litchfield County
New Haven County
Fairfield County
New London County
Tolland County
Hartford County
Windham County
Ranking of Connecticut Counties By Percentage of Population with Italian Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Middlesex County 20.39
2 Litchfield County 20.36
3 New Haven County 19.90
4 Fairfield County 15.70
5 New London County 13.85
6 Tolland County 13.73
7 Hartford County 13.47
8 Windham County 10.03