Ranking of Connecticut Counties By Net Migration in 2020
Updated on June 21, 2025.
Based on the US Census Vintage data estimates, in 2020, the Net Migration for Connecticut was -9.91K. Among all Connecticut counties, Litchfield County had the highest net migration (-187), followed by Windham County (-221), and Tolland County (-273).
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.
Related Topics: Connecticut Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2020 Census.
See this for other years:
Ranking of Connecticut Counties By Net Migration in 2020
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| Rank | County | Net Migration |
|---|---|---|
| 1 | Litchfield County | -187 |
| 2 | Windham County | -221 |
| 3 | Tolland County | -273 |
| 4 | New London County | -482 |
| 5 | Middlesex County | -495 |
| 6 | New Haven County | -1784 |
| 7 | Hartford County | -2434 |
| 8 | Fairfield County | -4031 |