St. Clair city, Michigan
Official LSAD Designation: St. Clair city • Census GEOID: 2670680
• St. Clair County
Demographics & Population Profile
Population and demographics for St. Clair city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 5,833 | — | 2025 | Census |
| Median Age | 42 yrs | ±6.7 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 2,404 | ±248 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).