Flat Rock city, Michigan
Official LSAD Designation: Flat Rock city • Census GEOID: 2628360
• Monroe County / Wayne County
Demographics & Population Profile
Population and demographics for Flat Rock city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 10,218 | — | 2025 | Census |
| Median Age | 39.3 yrs | ±1.9 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 3,924 | ±270 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).