As of the 2000 United States Census there were 7,170 people, 2,346 households, and 2,010 families residing in the township. The population density was 145.0 people per square mile (56.0/km2). There were 2,385 housing units at an average density of 48.2 per square mile (18.6/km2). The racial makeup of the township was 96.29% White, 2.09% African American, 0.10% Native American, 0.73% Asian, 0.31% from other races, and 0.49% from two or more races. Hispanic or Latino of any race were 1.48% of the population.