Washington Township is located in Tazewell County, Illinois.

As of the 2010 census, its population was 23,604 and it contained 9,749 housing units.

[2] According to the 2010 census, the township has a total area of 54.87 square miles (142.1 km2), of which 54.86 square miles (142.1 km2) (or 99.98%) is land and 0.01 square miles (0.026 km2) (or 0.02%) is water.

This Tazewell County, Illinois location article is a stub.

You can help Wikipedia by expanding it.