Washington Township is located in Tazewell County, Illinois. As of the 2020 census, its population was 24,595 and it contained 10,233 housing units, of which 9,671 were occupied.

Geography According to the 2010 census, the township has a total area of , of which (or 99.98%) is land and (or 0.02%) is water. It contains the city of Washington, the unincorporated community of Sunnyland, and parts of East Peoria.

Demographics

References

External links Official website City-data.com Illinois State Archives