South Prairie town, Washington
Official LSAD Designation: South Prairie town • Census GEOID: 5366045
• Pierce County
Demographics & Population Profile
Population and demographics for South Prairie town.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 353 | — | 2025 | Census |
| Median Age | 38.5 yrs | ±17.9 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 113 | ±34 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).