Posts tagged population estimates
Connecticut’s Population Continued to Grow from 2024 to 2025, Despite Decreased Net International Migration and High Domestic Out-Migration from Western CT

In March, the Census Bureau released its Vintage 2025 County Population Estimates – which, in Connecticut, are for our nine “county-equivalent” planning regions. The data include annual total population estimates for states and counties or county-equivalents for July 1, 2020, to July 1, 2025, as well as estimated “components of change” – births, deaths, and migration – between each year.

Read on to learn about how Connecticut’s population has changed, overall and by planning region.

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