Ranking of Connecticut Counties By Population with Celtic Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 499 people in Connecticut with Celtic ancestry. Among all Connecticut counties, Fairfield County had the highest population with Celtic ancestry (148), followed by Hartford County (104), and Litchfield County (81).
The chart and table below shows the top 8 counties with high number of people with Celtic 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 Celtic Ancestry in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Fairfield County | 148 |
| 2 | Hartford County | 104 |
| 3 | Litchfield County | 81 |
| 4 | New London County | 78 |
| 5 | New Haven County | 40 |
| 6 | Windham County | 23 |
| 7 | Middlesex County | 15 |
| 8 | Tolland County | 10 |