New Douglas Township, Madison County, Illinois

New Douglas Township is located in Madison County, Illinois, in the United States. As of the 2010 census, its population was 509 and it contained 238 housing units.

Geography
According to the 2010 census, the township has a total area of 20.96 sqmi, of which 20.9 sqmi (or 99.71%) is land and 0.06 sqmi (or 0.29%) is water.