Big Stone City city, South Dakota
Official LSAD Designation: Big Stone City city • Census GEOID: 4605540
• Grant County
Demographics & Population Profile
Population and demographics for Big Stone City city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 406 | — | 2025 | Census |
| Median Age | 46 yrs | ±13.3 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 318 | ±86 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).