Williamson village, Illinois
Official LSAD Designation: Williamson village • Census GEOID: 1781815
• Madison County
Williamson village is an incorporated village in Madison County, Illinois. According to official records from the Census (2025), Williamson village had an estimated population of 175 residents. Official Census Bureau geographic records classify this community under LSAD designation Williamson village (GEOID 1781815).
Local Government Administration U.S. Census Bureau GMAF
Village Of Williamson
Municipal
Official Title:
Treasurer
Address:
1201 WILLIAMSON AVE, STAUNTON IL 62088-2731
County Of Madison
County
Official Title:
Auditor
Address:
157 N MAIN ST, RM 382, EDWARDSVILLE IL 62025-1965
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 175 | 2025 |
| Median Household Income | $57,841 | 2020-2024 |
| Median Home Value | $75,800 | 2020-2024 |
| Land Area | 1.17 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).