The southernmost part of the township is completely separated from the rest by Lake Macatawa.As of the census[2] of 2000, there were 17,579 people, 6,113 households, and 4,951 families residing in the township.There were 6,926 housing units at an average density of 359.3 per square mile (138.7/km2).The racial makeup of the township was 93.55% White, 0.45% African American, 0.18% Native American, 2.14% Asian, 0.02% Pacific Islander, 2.18% from other races, and 1.48% from two or more races.15.6% of all households were made up of individuals, and 4.1% had someone living alone who was 65 years of age or older.