| Official Name: | Union Township |
| Settlement Type: | Township |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Indiana |
| Subdivision Type2: | County |
| Subdivision Name2: | Clark |
| Government Type: | Indiana township |
| Area Total Sq Mi: | 21.08 |
| Area Land Sq Mi: | 20.85 |
| Area Water Sq Mi: | 0.23 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 4552 |
| Population Density Sq Mi: | 168.2 |
| Elevation Footnotes: | [2] |
| Elevation M: | 156 |
| Elevation Ft: | 512 |
| Coordinates: | 38.4739°N -85.7669°W |
| Blank Name: | FIPS code |
| Blank Info: | 18-77174[3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 453909 |
Union Township is one of twelve townships in Clark County, Indiana, United States. As of the 2010 census, its population was 3,507 and it contained 1,415 housing units.[4]
Union Township was organized in 1858.[5] Its name was given from the fact that this township was created through the merger or "union" of land given by three neighboring townships.[6]
According to the 2010 census, the township has a total area of, of which (or 98.91%) is land and (or 1.09%) is water.[4]
(This list is based on USGS data and may include former settlements.)
The township contains three cemeteries: Black and White (aka Weir or Wilson), Bowery, Ebenezer Methodist Episcopal Church.[7]