Cass Township is one of twelve townships in Pulaski County, Indiana, United States.

As of the 2020 census, its population was 761 and it contained 366 housing units.

[2] According to the 2010 census, the township has a total area of 36.16 square miles (93.7 km2), all land.

[4] (This list is based on USGS data and may include former settlements.)

Cass Township residents may obtain a free library card from the Pulaski County Public Library in Winamac.