2020 census As of the census of 2020, there were 15,969 people living in the township, for a population density of 703.5 people per square mile (271.6/km2). There were 6,167 housing units. The racial makeup of the township was 93.7%
White, 1.0%
Black or
African American, 0.2%
Native American, 0.5%
Asian, 0.0%
Pacific Islander, 0.4% from
some other race, and 4.2% from two or more races. 1.0% of the population were
Hispanic or
Latino of any race. There were 5,725 households, out of which 32.6% had children under the age of 18 living with them, 63.2% were
married couples living together, 12.5% had a male householder with no spouse present, and 19.2% had a female householder with no spouse present. 20.0% of all households were made up of individuals, and 10.8% were someone living alone who was 65 years of age or older. The average household size was 2.76, and the average family size was 3.18. 24.5% of the township's population were under the age of 18, 58.1% were 18 to 64, and 17.4% were 65 years of age or older. The median age was 42.5. For every 100 females, there were 95.8 males. According to the U.S. Census
American Community Survey, for the period 2016-2020 the estimated median annual income for a household in the township was $101,133, and the median income for a family was $111,578. About 7.0% of the population were living below the
poverty line, including 10.5% of those under age 18 and 3.2% of those age 65 or over. About 62.5% of the population were employed, and 31.3% had a bachelor's degree or higher. ==Government==