De Smet city, South Dakota
Official LSAD Designation: De Smet city • Census GEOID: 4616260
• Kingsbury County
Demographics & Population Profile
Population and demographics for De Smet city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 1,032 | — | 2025 | Census |
| Median Age | 47.3 yrs | ±9.4 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 427 | ±48 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).