Blue River Township, Johnson County, Indiana

Blue River Township is one of nine townships in Johnson County, Indiana, United States. As of the 2010 census, its population was 4,936 and it contained 2,096 housing units.

History
The Furnas Mill Bridge was listed on the National Register of Historic Places in 2001.

Geography
According to the 2010 census, the township has a total area of 24.44 sqmi, of which 24.28 sqmi (or 99.35%) is land and 0.16 sqmi (or 0.65%) is water.