Millstadt Township, St. Clair County, Illinois

Millstadt Township is located in St. Clair County, Illinois. As of the 2010 census, its population was 6,718 and it contained 2,782 housing units.

Geography
According to the 2010 census, the township has a total area of 47.73 sqmi, of which 46.69 sqmi (or 97.82%) is land and 1.05 sqmi (or 2.20%) is water.