According to the United States Census Bureau, the township has a total area of 36.1 square miles (93 km2), all land.

The population density was 49.9 inhabitants per square mile (19.3/km2).

There were 750 housing units at an average density of 20.8 per square mile (8.0/km2).

There were 684 households, out of which 30.6% had children under the age of 18 living with them, 56.0% were married couples living together, 9.9% had a female householder with no husband present, and 31.6% were non-families.

26.9% of all households were made up of individuals, and 12.0% had someone living alone who was 65 years of age or older.