Petty Township, Lawrence County, Illinois

Petty Township is located in Lawrence County, Illinois. As of the 2010 census, its population was 729 and it contained 330 housing units.

Geography
According to the 2010 census, the township has a total area of 57.39 sqmi, of which 57.37 sqmi (or 99.97%) is land and 0.02 sqmi (or 0.03%) is water.