| Official Name: | Boone Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Cass |
| Government Type: | Indiana township |
| Area Total Sq Mi: | 35.31 |
| Area Land Sq Mi: | 35.31 |
| Area Water Sq Mi: | 0 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 1405 |
| Population Density Sq Mi: | 42 |
| Elevation Footnotes: | [2] |
| Elevation M: | 221 |
| Elevation Ft: | 725 |
| Coordinates: | 40.8675°N -86.5264°W |
| Blank Name: | FIPS code |
| Blank Info: | 18-06490[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 453125 |
Boone Township is one of fourteen townships in Cass County, Indiana, United States. As of the 2020 census, its population was 1,405 (down from 1,484 at 2010[4]) and it contained 620 housing units.
Boone Township was organized in 1836[5] or 1838.[6]
According to the 2010 census, the township has a total area of, all land.[4]
The township contains three cemeteries: Cline, Royal Center and Thompson.