Richland Township is one of fifteen townships in Greene County, Indiana, USA. As of the 2020 census, its population was 4,675, down from 5,019 at 2010.
According to the 2010 census, the township has a total area of , of which (or 99.14%) is land and (or 0.86%) is water. The streams of Beech Creek, Letsinger Branch, Miller Branch, Ore Branch, Plummer Creek, Ritter Branch, Skinner Branch, Stalcup Branch and Wildcat Branch run through this township. It is bounded by Township Road 400 to the north, and the west fork of the White River to the west.
(This list is based on USGS data and may include former settlements.)
The township contains four cemeteries: Flater, Mount Zion, Union Bethel, and Van Slyke.
It is in the Bloomfield School District.