 According to the United States Census Bureau, the township has a total area of 23.2 square miles (60.0 km²), of which, 22.3 square miles (57.7 km²) is land and 0.9 square miles (2.4 km², or 3.88%) is water.As of the census of 2010, there were 841 people, 333 households, and 255 families residing in the township.The population density was 37.7 people per square mile (14.6/km²).