Prairie Township is one of twelve townships in White County, Indiana, United States. As of the 2020 census, its population was 3,384 and it contained 1,413 housing units.
Prairie Township was organized in 1834. The township was named for the open prairies within its borders.
According to the 2010 census, the township has a total area of , of which (or 99.97%) is land and (or 0.03%) is water.
(This list is based on USGS data and may include former settlements.)
The township contains these six cemeteries: Carr, Chalmers, Harvey and Phebus, Independent Order of Odd Fellows, Smelcer and Spring Creek.
Prairie Township is served by the Brookston-Prairie Township Public Library.