Preemption Township is located in Mercer County, Illinois. As of the 2010 census, its population was 1,783 and it contained 737 housing units. It contains the census-designated place of Preemption. Preemption Township changed its name from Fairfield Township sometime before 1921.
Geography According to the 2010 census, the township has a total area of , of which (or 99.92%) is land and (or 0.08%) is water.
Demographics
References
External links City-data.com Illinois State Archives