Greendale city, Missouri
Official LSAD Designation: Greendale city • Census GEOID: 2929152
• St. Louis County
Demographics & Population Profile
Population and demographics for Greendale city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 634 | — | 2025 | Census |
| Median Age | 41.5 yrs | ±7.9 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 364 | ±129 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).