As of the 2020 census, its population was 8,884 (down from 9,119 at 2010[3]) and it contained 4,226 housing units.

Clinton Township was named for DeWitt Clinton, the sixth Governor of New York.

[4] According to the 2010 census, the township has a total area of 46.35 square miles (120.0 km2), of which 45.25 square miles (117.2 km2) (or 97.63%) is land and 1.1 square miles (2.8 km2) (or 2.37%) is water.

[3] (This list is based on USGS data and may include former settlements.)

The township contains eight cemeteries: Bono, Gorton, Hall, Jackson, Riverside, Shirley, Spangler and Walnut Grove.