Des Peres city, Missouri
Official LSAD Designation: Des Peres city • Census GEOID: 2919270
• St. Louis County
Demographics & Population Profile
Population and demographics for Des Peres city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 9,102 | — | 2025 | Census |
| Median Age | 42.8 yrs | ±3.4 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 3,195 | ±150 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).