| Official Name: | Deep Creek Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Clinton |
| Area Total Km2: | 93.87 |
| Area Land Km2: | 93.4 |
| Area Water Km2: | 0.47 |
| Unit Pref: | Imperial |
| Area Total Sq Mi: | 36.24 |
| Area Land Sq Mi: | 36.06 |
| Area Water Sq Mi: | 0.18 |
| Area Water Percent: | 0.5 |
| Population As Of: | 2000 |
| Population Total: | 713 |
| Population Density Km2: | 7.6 |
| Population Density Sq Mi: | 19.8 |
| Elevation M: | 217 |
| Elevation Ft: | 712 |
| Coordinates: | 41.9908°N -90.3797°W |
| Blank Name: | GNIS feature ID |
| Blank Info: | 0467691 |
Deep Creek Township is a township in Clinton County, Iowa, United States. As of the 2000 census, its population was 713.
Deep Creek Township covers an area of 36.24sqmi and contains one incorporated settlement, Goose Lake. According to the USGS, it contains three cemeteries: Saint Marys Catholic, Valley and Vernon Prairie.
Goose Lake is within this township. The streams of Bear Creek and Simmons Creek run through this township.