| Official Name: | Mountain Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Missouri |
| Subdivision Type2: | County |
| Subdivision Name2: | Barry |
| Area Total Km2: | 90.38 |
| Area Land Km2: | 90.38 |
| Area Water Km2: | 0 |
| Area Total Sq Mi: | 34.89 |
| Area Land Sq Mi: | 34.89 |
| Area Water Sq Mi: | 0 |
| Area Water Percent: | 0 |
| Population As Of: | 2000 |
| Population Total: | 299 |
| Population Density Km2: | 3.3 |
| Population Density Sq Mi: | 8.6 |
| Elevation Footnotes: | [1] |
| Elevation M: | 310 |
| Elevation Ft: | 1017 |
| Coordinates: | 36.7567°N -93.6247°W |
| Blank Name: | FIPS code |
| Blank Info: | 29-50366[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0766263 |
Mountain Township is one of twenty-five townships in Barry County, Missouri, United States. As of the 2000 census, its population was 299.
Mountain Township was organized in 1846, and named for the hilly terrain within its borders.[3]
Mountain Township covers an area of 34.89sqmi and contains no incorporated settlements. It contains two cemeteries: Carney and Doughty.
The stream of Carney Creek runs through this township.