| Official Name: | Springfield 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: | 91.60 |
| Area Land Km2: | 91.43 |
| Area Water Km2: | 0.17 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 4541 |
| Population Density Km2: | 47.6 |
| Elevation Footnotes: | [2] |
| Elevation M: | 250 |
| Elevation Ft: | 820 |
| Coordinates: | 41.2275°N -84.9083°W |
| Blank Name: | FIPS code |
| Blank Info: | 18-72116[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 453864 |
Springfield Township is one of twenty townships in Allen County, Indiana, United States. As of the 2010 census, its population was 4,349.[4] The principal town in Springfield Township is the village of Harlan.
Springfield Township covers an area of 91.6sqkm; 0.17sqkm, or 0.19 percent of this is water.[4]
(This list is based on USGS data and may include former settlements.)
The township is adjacent to these Indiana townships: