Stonington borough, Connecticut
Official LSAD Designation: Stonington borough • Census GEOID: 0973700
• Southeastern Connecticut Planning Region
Demographics & Population Profile
Population and demographics for Stonington borough.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 1,017 | — | 2025 | Census |
| Median Age | 63.1 yrs | ±3.4 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 564 | ±82 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).