Riley Township, McHenry County, Illinois

Riley Township is located in McHenry County, Illinois. As of the 2020 census, its population was 3,035 and it contained 1,070 housing units.

Geography
According to the 2010 census, the township has a total area of 36.04 sqmi, of which 35.97 sqmi (or 99.81%) is land and 0.08 sqmi (or 0.22%) is water.