As of the census of 2000, there were 5,058 people, 2,002 households, and 1,449 families residing in the township. The population density was 115.5 people per square mile (44.6/km). There were 2,189 housing units at an average density of 50.0/sq mi (19.3/km). The racial makeup of the township was 96.90% White, 0.40% African American, 0.16% Native American, 1.58% Asian, 0.32% from other races, and 0.65% from two or more races. Hispanic or Latino of any race were 0.67% of the population.