Liberty Township is one of thirteen townships in Parke County, Indiana, United States. As of the 2020 census, its population was 598 and it contained 296 housing units.[2]
According to the 2010 census, the township has a total area of 39.29 square miles (101.8 km2), of which 38.92 square miles (100.8 km2) (or 99.06%) is land and 0.37 square miles (0.96 km2) (or 0.94%) is water.[5]