Mossyrock city, Washington
Official LSAD Designation: Mossyrock city • Census GEOID: 5347315
• Lewis County
Demographics & Population Profile
Population and demographics for Mossyrock city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 806 | — | 2025 | Census |
| Median Age | 34.3 yrs | ±10.6 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 302 | ±81 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).