Seneca town, South Dakota
Official LSAD Designation: Seneca town • Census GEOID: 4658180
• Faulk County
Demographics & Population Profile
Population and demographics for Seneca town.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 24 | — | 2025 | Census |
| Median Age | 67.3 yrs | ±14.3 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 13 | ±10 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).