Washington Township is one of thirteen townships in Tippecanoe County, Indiana, United States. As of the 2010 census, its population was 2,432 and it contained 1,002 housing units.
According to the 2010 census, the township has a total area of , of which (or 98.63%) is land and (or 1.41%) is water.
(This list is based on USGS data and may include former settlements.)
The township contains these four cemeteries: Americus, Cunningham, Hollywood and North Union.