Williamson, Illinois
Williamson, Illinois | |
|---|---|
Location in Madison County, Illinois | |
| Coordinates: 38°59′08″N 89°45′47″W / 38.98556°N 89.76306°W | |
| Country | United States |
| State | Illinois |
| County | Madison |
| Township | Olive |
| Area | |
• Total | 1.22 sq mi (3.16 km2) |
| • Land | 1.17 sq mi (3.03 km2) |
| • Water | 0.046 sq mi (0.12 km2) |
| Elevation | 604 ft (184 m) |
| Population (2020) | |
• Total | 183 |
| • Density | 156.2/sq mi (60.32/km2) |
| Time zone | UTC-6 (CST) |
| • Summer (DST) | UTC-5 (CDT) |
| ZIP code | 62088 (Staunton) |
| Area code | 618 |
| FIPS code | 17-81815 |
| GNIS feature ID | 2399696 |
Williamson is a village in Madison County, Illinois, United States. The population was 183 at the 2020 census, down from 230 in 2010.