Williams city, California
Official LSAD Designation: Williams city • Census GEOID: 0685586
• Colusa County
Demographics & Population Profile
Population and demographics for Williams city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 5,529 | — | 2025 | Census |
| Median Age | 30.4 yrs | ±2.2 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 1,576 | ±171 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).