| 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: | Allen |
| Government Type: | Indiana township |
| Area Total Km2: | 82.21 |
| Area Land Km2: | 82.05 |
| Area Water Km2: | 0.16 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 38434 |
| Population Density Km2: | 439.9 |
| Elevation Footnotes: | [2] |
| Elevation M: | 250 |
| Elevation Ft: | 820 |
| Coordinates: | 41.1358°N -85.1744°W |
| Blank Name: | FIPS code |
| Blank Info: | 18-80342[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 453981 |
Washington Township is one of twenty townships in Allen County, Indiana, United States. As of the 2010 census, its population was 36,092.[4]
Washington Township covers an area of 82.21sqkm; 0.16sqkm, or 0.20 percent of this is water.[4]
The township is adjacent to these Indiana townships:
The township contains three cemeteries: Bethel, Hatfield, and Saint Pauls.