Union Township is one of eleven townships in Howard County, Indiana, United States.

[1] Union Township was organized in 1853.

[2] According to the 2010 census, the township has a total area of 25.83 square miles (66.9 km2), of which 25.8 square miles (67 km2) (or 99.88%) is land and 0.03 square miles (0.078 km2) (or 0.12%) is water.

[1] (This list is based on USGS data and may include former settlements.)

The township contains three cemeteries: Jerome, New Hope and Union Civil.