Liberty Township is one of eight townships in Fulton County, Indiana.

As of the 2020 census, its population was 1,540 (down from 1,614 at 2010[4]) and it contained 851 housing units.

According to the 2010 census, the township has a total area of 47.24 square miles (122.4 km2), of which 46.91 square miles (121.5 km2) (or 99.30%) is land and 0.33 square miles (0.85 km2) (or 0.70%) is water.

[4] The township contains three cemeteries: Fulton, Mount Olive and Salem.