| Official Name: | Lexington Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Scott |
| Government Type: | Indiana township |
| Area Total Sq Mi: | 50.06 |
| Area Land Sq Mi: | 49.58 |
| Area Water Sq Mi: | 0.48 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 3380 |
| Population Density Sq Mi: | 71.6 |
| Elevation Footnotes: | [2] |
| Elevation M: | 208 |
| Elevation Ft: | 682 |
| Coordinates: | 38.6544°N -85.6453°W |
| Blank Name: | FIPS code |
| Blank Info: | 18-43164[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 453549 |
Lexington Township is one of five townships in Scott County, Indiana. As of the 2010 census, its population was 3,551 and it contained 1,446 housing units.[4]
According to the 2010 census, the township has a total area of, of which (or 99.04%) is land and (or 0.96%) is water.[4]