Mason town, Illinois
Official LSAD Designation: Mason town • Census GEOID: 1747449
• Effingham County
Mason town is an incorporated town in Effingham County, Illinois. According to official records from the Census (2025), Mason town had an estimated population of 321 residents. Official Census Bureau geographic records classify this community under LSAD designation Mason town (GEOID 1747449).
Local Government Administration U.S. Census Bureau GMAF
Town Of Mason
Municipal
Official Title:
Supervisor
Address:
PO BOX 225, EDGEWOOD IL 62426-0225
County Of Effingham
County
Official Title:
Chairman
Address:
101 N 4TH ST, SUITE 301, EFFINGHAM IL 62401-3482
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 321 | 2025 |
| Median Household Income | $65,455 | 2020-2024 |
| Median Home Value | $82,900 | 2020-2024 |
| Land Area | 1.29 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).