Jefferson Township is one of nine townships in Sullivan County, Indiana, United States. At the 2020 census, its population was 355 and it contained 218 housing units.

Geography According to the 2010 census, the township has a total area of , of which (or 98.77%) is land and (or 1.23%) is water.

Unincorporated towns Bucktown at Pleasantville at (This list is based on USGS data and may include former settlements.)

Adjacent townships Cass Township (north) Stockton Township, Greene County (northeast) Stafford Township, Greene County (east) Vigo Township, Knox County (south) Widner Township, Knox County (southwest) Haddon Township (west)

Cemeteries The township contains six cemeteries: Hale, McDade, Pirtle, Posey, Smith and Woodward.

Lakes Motorboat Lake Red Lake South Lake T Lake Twin Lake

School districts Northeast School Corporation

References United States Census Bureau 2008 TIGER/Line Shapefiles United States Board on Geographic Names (GNIS) IndianaMap

External links Indiana Township Association United Township Association of Indiana