Ferdinand Township is one of twelve townships in Dubois County, Indiana. As of the 2010 census, its population was 3,629 and it contained 1,389 housing units.

Dubois County is a county located in the U.S. state of Indiana. As of 2020, the population was 43,637. The county seat is Jasper. Dubois County is now the sole county of the Jasper Micropolitan Statistical Area.