Jackson Township is one of ten townships in Orange County, Indiana, United States. As of the 2020 census, its population was 740 and it contained 399 housing units.
Jackson Township was founded in 1831. It was named for President Andrew Jackson.
According to the 2010 census, the township has a total area of , of which (or 83.98%) is land and (or 16.02%) is water.
The township contains these three cemeteries: Patoka Memorial, Cane Creek, Patoka Memorial and Swift.