Chester Township, Logan County, Illinois

Chester Township is located in Logan County, Illinois. As of the 2010 census, its population was 669 and it contained 298 housing units. Chester Township changed its name from Madison Township sometime prior to 1921.

Geography
According to the 2010 census, the township has a total area of 38.31 sqmi, of which 38.29 sqmi (or 99.95%) is land and 0.02 sqmi (or 0.05%) is water.