Lenzburg Township, St. Clair County, Illinois

Lenzburg Township is located in St. Clair County, Illinois. As of the 2010 census, its population was 1,047 and it contained 450 housing units.

Geography
According to the 2010 census, the township has a total area of 31.26 sqmi, of which 28.89 sqmi (or 92.42%) is land and 2.37 sqmi (or 7.58%) is water.