Williams Township is located in Sangamon County, Illinois. As of the 2010 census, its population was 3,446 and it contained 1,332 housing units.
Geography
According to the 2010 census, the township has a total area of 42.94 square miles (111.2 km2), of which 42.84 square miles (111.0 km2) (or 99.77%) is land and 0.1 square miles (0.26 km2) (or 0.23%) is water.
Demographics
References
External links
- City-data.com
- Illinois State Archives



