| Official Name: | Elk Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Delaware |
| Area Total Km2: | 94.05 |
| Area Land Km2: | 94.03 |
| Area Water Km2: | 0.02 |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 36.31 |
| Area Land Sq Mi: | 36.3 |
| Area Water Sq Mi: | 0.01 |
| Area Water Percent: | 0.02 |
| Population As Of: | 2000 |
| Population Total: | 626 |
| Population Density Km2: | 6.7 |
| Population Density Sq Mi: | 17.2 |
| Elevation M: | 321 |
| Elevation Ft: | 1053 |
| Coordinates: | 42.6044°N -91.3142°W |
| Blank Name: | GNIS feature ID |
| Blank Info: | 0467777 |
Elk Township is a township in Delaware County, Iowa, United States. As of the 2000 census, its population was 626.[1]
Elk Township covers an area of 36.31 square miles (94.05 square kilometers); of this, 0.01 square miles (0.02 square kilometers) or 0.02 percent is water. The streams of Fountain Springs Creek, Odell Branch and Schechtman Branch run through this township.
The township contains two cemeteries: Grant View and Saint Joseph's.