| Official Name: | Jackson Township |
| Settlement Type: | Township |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Blackford |
| Government Type: | Indiana township |
| Area Total Sq Mi: | 45.67 |
| Area Land Sq Mi: | 45.56 |
| Area Water Sq Mi: | 0.11 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 1233 |
| Population Density Sq Mi: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Footnotes: | [2] |
| Elevation M: | 280 |
| Elevation Ft: | 919 |
| Coordinates: | 40.4306°N -85.2672°W |
| Area Code: | 765 |
| Blank Name: | FIPS code |
| Blank Info: | 18-36774[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 453431 |
Jackson Township is one of four townships in Blackford County, Indiana.[4] As of the 2020 census, its population was 1,233 (down from 1,354 at 2010[5]) and it contained 554 housing units. The township was named after Andrew Jackson, the Brevet Major General of the Battle of New Orleans and the seventh President of the United States.[6]
According to the 2010 census, the township has a total area of, of which (or 99.76%) is land and (or 0.24%) is water.[5] Lake Placid is in this township. Lick Creek runs through the township.thumb|left|400px|Map of Jackson Township
The township contains at least seven cemeteries: Buckles, Goghnauer, Mount Tabor, Reeves, South Trenton, Wayman and West Trenton.