[3] According to the United States Census Bureau, the township has a total area of 42.5 square miles (110.2 km2), all land.

As of the census[5] of 2000, there were 648 people, 238 households, and 179 families residing in the township.

There were 238 households, out of which 36.1% had children under the age of eighteen living with them; 64.3% were married couples living together, 7.6% had a female householder with no husband present, and 24.4% were non-families.

23.5% of all households were made up of individuals, and 11.3% had someone living alone who was sixty-five years of age or older.

For every one hundred females who were aged eighteen or older, there were 100.0 males.