Liberty Township is one of thirteen townships in Grant County, Indiana, United States. As of the 2010 census, its population was 1,028 and it contained 428 housing units.
According to the 2010 census, the township has a total area of , of which (or 100%) is land and (or 0.02%) is water. The streams of Little Creek and Little Deer Creek run through this township.
(This list is based on USGS data and may include former settlements.)
The township is in Madison-Grant United School Corporation. The district's comprehensive high school is Madison-Grant High School.