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.

[2] 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.

This Sangamon County, Illinois location article is a stub.

You can help Wikipedia by expanding it.