Patoka Township is one of twelve townships in Dubois County, Indiana. As of the 2010 census its population was 7,527 and it contained 3,056 housing units.
According to the 2010 census the township has a total area of , of which (or 98.57%) is land and (or 1.43%) is water. Knebel Lake is in this township.
The township contains three cemeteries: Central, Fairmount and Mayo.