Iroquois Township is one of ten townships in Newton County, Indiana, United States.

As of the 2020 census, its population was 1,250 and it contained 530 housing units.

[2] The George Ade House was listed on the National Register of Historic Places in 1976.

[4] According to the 2010 census, the township has a total area of 36.8 square miles (95 km2), of which 36.71 square miles (95.1 km2) (or 99.76%) is land and 0.09 square miles (0.23 km2) (or 0.24%) is water.

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