| Official Name: | Rock Creek Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Carroll |
| Government Type: | Indiana township |
| Area Total Sq Mi: | 13.79 |
| Area Land Sq Mi: | 13.5 |
| Area Water Sq Mi: | 0.29 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 447 |
| Population Density Sq Mi: | auto |
| Elevation Footnotes: | [2] |
| Elevation M: | 197 |
| Elevation Ft: | 646 |
| Coordinates: | 40.6642°N -86.5858°W |
| Blank Name: | FIPS code |
| Blank Info: | 18-65268[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 453809 |
Rock Creek Township is one of fourteen townships in Carroll County, Indiana. As of the 2020 census, its population was 447 (down from 475 at 2010[4]) and it contained 186 housing units.
Rock Creek Township was organized in 1828.[5]
District School No. 3 at Rockfield was listed on the National Register of Historic Places in 1988.
According to the 2010 census, the township has a total area of, of which (or 97.90%) is land and (or 2.10%) is water.[4]
The township contains four cemeteries: Brown, Independent Order of Odd Fellows, Mullendore and Parks.
Rock Creek Township residents may obtain a library card at the Delphi Public Library in Delphi.[6]