As of the census of 2000, there were 1,587 people, 620 households, and 437 families residing in the township. The population density was 44.3 per square mile (17.1/km2). There were 723 housing units at an average density of 20.2 per square mile (7.8/km2). The racial makeup of the township was 95.84% White, 0.50% African American, 1.64% Native American, 0.13% Asian, 0.25% from other races, and 1.64% from two or more races. Hispanic or Latino of any race were 1.01% of the population.