| Official Name: | Greenville Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Floyd |
| Government Type: | Indiana township |
| Area Total Sq Mi: | 33.5 |
| Area Land Sq Mi: | 33.39 |
| Area Water Sq Mi: | 0.11 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 7590 |
| Population Density Sq Mi: | 202 |
| Elevation Footnotes: | [2] |
| Elevation M: | 250 |
| Elevation Ft: | 820 |
| Coordinates: | 38.3686°N -85.9786°W |
| Blank Name: | FIPS code |
| Blank Info: | 18-29862[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 453355 |
Greenville Township is one of five townships in Floyd County, Indiana. As of the 2010 census, its population was 6,746 and it contained 2,532 housing units.[4]
The Jersey Park Farm was listed on the National Register of Historic Places in 1984.
According to the 2010 census, the township has a total area of, of which (or 99.67%) is land and (or 0.33%) is water.[4]
The township contains three cemeteries: Buttontown (in an 1876 obituary, it was called Kepley Schoolhouse Cemetery),[5] Greenlawn and Mount Eden.