Washington Township is one of thirteen townships in Washington County, Indiana, United States.

As of the 2020 census, its population was 10,506 and it contained 4,662 housing units.

[3] (This list is based on USGS data and may include former settlements.)

The township contains these fifteen cemeteries: Blue River Hicksite, Blue River Quaker Orthodox, Coggswell, Crown Hill, McKnight, Mt.

Zion, New Philadelphia, Nicholson, Norris, Old Hebron, Paynter, Poor Farm, Stalker, Winslow and Wright.