At the 2000 United States census there were 697 people, 293 households, and 232 families living in the township.
The population density was 27.1 inhabitants per square mile (10.5/km2).
There were 876 housing units at an average density of 34.0 per square mile (13.1/km2).
[2] Of the 293 households 21.2% had children under the age of 18 living with them, 75.4% were married couples living together, 2.4% had a female householder with no husband present, and 20.8% were non-families.
Males had a median income of $31,875 versus $26,563 for females.