As of the census of 2000, there were 4,768 people, 1,724 households, and 1,379 families residing in the township. The population density was 127.0 people per square mile (49.1/km2). There were 1,784 housing units at an average density of 47.5/sq mi (18.4/km2). The racial makeup of the township was 99.18% White, 0.08% African American, 0.19% Native American, 0.06% Asian, 0.17% from other races, and 0.31% from two or more races. Hispanic or Latino of any race were 0.25% of the population.