Marion Township is one of nine townships in Lawrence County, Indiana, United States. As of the 2010 census, its population was 9,449 and it contained 4,218 housing units.
Marion Township is named for Francis Marion.
According to the 2010 census, the township has a total area of , of which (or 99.28%) is land and (or 0.72%) is water.
(This list is based on USGS data and may include former settlements.)
The township contains these thirteen cemeteries: Bass, Burton, Connelly, Crest Haven, Erwin, Freedom, Hall, Hamer, Isom, Knott, Red Cross, Sheeks and Thomason.
Marion Township residents may obtain a free library card from the Mitchell Community Public Library in Mitchell.