Jackson Township is one of thirteen townships in Owen County, Indiana, United States.

As of the 2020 census, its population was 1,706 (down from 1,735 at 2010[1]) and it contained 883 housing units.

[2] According to the 2010 census, the township has a total area of 23.29 square miles (60.3 km2), of which 21.97 square miles (56.9 km2) (or 94.33%) is land and 1.32 square miles (3.4 km2) (or 5.67%) is water.

[1] (This list is based on USGS data and may include former settlements.)