| Official Name: | Washington Township |
| Settlement Type: | Township |
| Mapsize: | 290px |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Morgan |
| Government Type: | Indiana township |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 59.03 |
| Area Land Sq Mi: | 57.51 |
| Area Water Sq Mi: | 1.51 |
| Area Water Percent: | 2.56 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 17657 |
| Population Density Sq Mi: | 296.9 |
| Elevation M: | 184 |
| Elevation Ft: | 604 |
| Coordinates: | 39.4061°N -86.415°W |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Postal Code Type: | ZIP codes |
| Postal Code: | 46151, 46160 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 454008 |
Washington Township is one of fourteen townships in Morgan County, Indiana, United States. As of the 2010 census, its population was 17,073 and it contained 7,171 housing units.[2] The township contains a portion of the Morgan–Monroe State Forest.
The Cross School, Grassyfork Fisheries Farm No. 1, and Long Schoolhouse are listed on the National Register of Historic Places.[3]
According to the 2010 census, the township has a total area of, of which (or 97.43%) is land and (or 2.56%) is water.[2] The White River defines the township's north border.
(This list is based on USGS data and may include former settlements.)
The township contains these four cemeteries: Hill Dale, Maxwell, Nutter and Williams.