| Official Name: | Jefferson Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Pulaski |
| Government Type: | Indiana township |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 36.4 |
| Area Land Sq Mi: | 36.4 |
| Area Water Sq Mi: | 0 |
| Area Water Percent: | 0 |
| Population As Of: | 2020 |
| Population Total: | 490 |
| Population Density Sq Mi: | auto |
| Elevation M: | 212 |
| Elevation Ft: | 696 |
| Coordinates: | 41.0431°N -86.7622°W |
| Postal Code Type: | ZIP codes |
| Postal Code: | 46996, 47946, 47957 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 453496 |
Jefferson Township is one of twelve townships in Pulaski County, Indiana, United States. As of the 2020 census, its population was 490 and it contained 228 housing units.[1]
Jefferson Township was organized in 1851, and named after Thomas Jefferson, third President of the United States.[2]
According to the 2010 census, the township has a total area of, all land.[3]
The township contains these three cemeteries: Burroughs, Idle and Koster.
Jefferson Township residents may obtain a free library card from the Pulaski County Public Library in Winamac.[4]