Mount Vernon city, South Dakota
Official LSAD Designation: Mount Vernon city • Census GEOID: 4644100
• Davison County
Demographics & Population Profile
Population and demographics for Mount Vernon city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 462 | — | 2025 | Census |
| Median Age | 28.8 yrs | ±2.1 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 200 | ±77 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).