Etna Township is one of seventeen townships in Kosciusko County, Indiana. As of the 2020 census, its population was 1,500 (a tiny decline of 1,503 from 2010[4]) and it contained 537 housing units.
Geography
According to the 2010 census, the township has a total area of 20.38 square miles (52.8 km2), of which 20.17 square miles (52.2 km2) (or 98.97%) is land and 0.21 square miles (0.54 km2) (or 1.03%) is water.[4]