| Official Name: | Mount Liberty, Indiana |
| Mapsize: | 120px |
| Pushpin Map: | USA Indiana Brown County |
| Pushpin Label: | Mount Liberty |
| Pushpin Map Caption: | Location in Brown County |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Brown |
| Subdivision Type3: | Township |
| Subdivision Name3: | Washington |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Coordinates: | 39.1842°N -86.1303°W |
| Elevation Ft: | 682 |
| Postal Code Type: | ZIP code |
| Postal Code: | 47448 |
| Area Code: | 812 & 930 |
| Blank Name: | FIPS code |
| Blank Info: | 18-51455[1] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 439597 |
Mount Liberty is an unincorporated community in Washington Township, Brown County, in the U.S. state of Indiana.
A post office was established at Mount Liberty in 1856, and remained in operation until it was discontinued in 1932.[2]