Eugene Township is one of five townships in Vermillion County, in the U.S. state of Indiana. As of the 2020 census, its population was 1,714 (down from 2,025 at 2010) and it contained 855 housing units.
According to the 2010 census, the township has a total area of , of which (or 98.84%) is land and (or 1.16%) is water.
(This list is based on USGS data and may include former settlements.)
The township contains five cemeteries: Brown, Eugene, Groenendyke, Isle and Patrick.