| Official Name: | Washington Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Dearborn |
| Government Type: | Indiana township |
| Area Total Sq Mi: | 13.64 |
| Area Land Sq Mi: | 13.57 |
| Area Water Sq Mi: | 0.07 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 1434 |
| Population Density Sq Mi: | 105.4 |
| Elevation Footnotes: | [2] |
| Elevation M: | 223 |
| Elevation Ft: | 732 |
| Coordinates: | 39.0278°N -84.9675°W |
| Blank Name: | FIPS code |
| Blank Info: | 18-80540[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 453991 |
Washington Township is one of fourteen townships in Dearborn County, Indiana. As of the 2010 census, its population was 1,431 and it contained 574 housing units.[4]
Washington Township was established in 1852.[5]
According to the 2010 census, the township has a total area of, of which (or 99.49%) is land and (or 0.51%) is water.[4]
The township contains one cemetery, Mount Tabor Church.
Washington Township residents may obtain a library card at the Aurora Public Library in Aurora.[6]