Altamont town, South Dakota
Official LSAD Designation: Altamont town • Census GEOID: 4601140
• Deuel County
Demographics & Population Profile
Population and demographics for Altamont town.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 36 | — | 2025 | Census |
| Median Age | 37.3 yrs | ±25 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 21 | ±19 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).