Harrisburg Township is located in Saline County, Illinois. As of the 2010 census, its population was 10,790 and it contained 4,948 housing units.[2]
Geography
According to the 2010 census, the township has a total area of 37.34 square miles (96.7 km2), of which 36.44 square miles (94.4 km2) (or 97.59%) is land and 0.9 square miles (2.3 km2) (or 2.41%) is water.[2]