Ranking of Connecticut Counties By Population with Other Groups Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.01M people in Connecticut with Other Groups ancestry. Among all Connecticut counties, Fairfield County had the highest population with Other Groups ancestry (293.26K), followed by Hartford County (288.85K), and New Haven County (271.47K).
The chart and table below shows the top 8 counties with high number of people with Other Groups ancestry.
You can see similar information for other states and for other ancestry groups in Connecticut.
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Related Topics: Connecticut ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Connecticut Counties By Population with Other Groups Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Fairfield County | 293263 |
| 2 | Hartford County | 288851 |
| 3 | New Haven County | 271466 |
| 4 | New London County | 59609 |
| 5 | Middlesex County | 27856 |
| 6 | Litchfield County | 23516 |
| 7 | Tolland County | 21648 |
| 8 | Windham County | 20703 |