Freeburg Township is located in St. Clair County, Illinois. As of the 2010 census, its population was 5,109 and it contained 2,118 housing units.[2]
Geography
According to the 2010 census, the township has a total area of 35.66 square miles (92.4 km2), of which 34.32 square miles (88.9 km2) (or 96.24%) is land and 1.34 square miles (3.5 km2) (or 3.76%) is water.[2]