| Official Name: | Liberty Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Crawford |
| Government Type: | Indiana township |
| Area Total Sq Mi: | 21.51 |
| Area Land Sq Mi: | 21.51 |
| Area Water Sq Mi: | 0 |
| Population As Of: | 2020 |
| Population Total: | 1968 |
| Population Density Sq Mi: | auto |
| Elevation Footnotes: | [1] |
| Elevation M: | 189 |
| Elevation Ft: | 620 |
| Coordinates: | 38.3633°N -86.3631°W |
| Blank Name: | FIPS code |
| Blank Info: | 18-43218[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 453551 |
Liberty Township is one of nine townships in Crawford County, Indiana. As of the 2020 census, its population was 1,968 and it contained 891 housing units.[3]
The William Proctor House was listed on the National Register of Historic Places in 2013.[4]
According to the 2010 census, the township has a total area of, all land.[5]
The township contains four cemeteries: Marengo, Marengo New Section, Marengo Old Section and White.