Williams city, California
Official LSAD Designation: Williams city • Census GEOID: 0685586
• Colusa County
Williams city is an incorporated city in Colusa County, California. According to official records from the Census (2025), Williams city had an estimated population of 5,529 residents. Official Census Bureau geographic records classify this community under LSAD designation Williams city (GEOID 0685586).
Local Government Administration U.S. Census Bureau GMAF
City Of Williams
Municipal
Official Title:
Deputy City Clerk/human Resources Ma
Address:
PO BOX 310, WILLIAMS CA 95987-0310
County Of Colusa
County
Official Title:
Supervisor Vice Chair
Address:
547 JAY ST, STE 102, COLUSA CA 95932
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 5,529 | 2025 |
| Median Household Income | $90,761 | 2020-2024 |
| Median Home Value | $370,000 | 2020-2024 |
| Land Area | 4.95 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).