Winchester city, Idaho
Official LSAD Designation: Winchester city • Census GEOID: 1687850
• Lewis County
Demographics & Population Profile
Population and demographics for Winchester city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 363 | — | 2025 | Census |
| Median Age | 54.7 yrs | ±6.3 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 119 | ±20 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).