Richland Township is one of twelve townships in Jay County, Indiana, United States. As of the 2020 census, its population was 4,005 (down from 4,518 at 2010[2]) and it contained 1,948 housing units.[1]
According to the 2010 census, the township has a total area of 27.26 square miles (70.6 km2), of which 27.23 square miles (70.5 km2) (or 99.89%) is land and 0.03 square miles (0.078 km2) (or 0.11%) is water.[2] The streams of Boot Run, Redkey Run and Thong Run run through this township.