Jackson Township is one of twelve townships in Steuben County, Indiana, United States.

As of the 2020 census, its population was 1,633, down from 1,777 at 2010,[3] and it contained 887 housing units.

According to the 2010 census, the township has a total area of 35 square miles (91 km2), of which 33.94 square miles (87.9 km2) (or 96.97%) is land and 1.05 square miles (2.7 km2) (or 3.00%) is water.

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

The township contains three cemeteries: Flint, Jackson Prairie and Lake Gage.