As of the 2020 census[1] there were 4,046 people, 1,838 households, and 1,004 families residing in the township.

There were 1,912 housing units at an average density of 35.62 per square mile (13.75/km2).

The racial makeup of the township was 92.96% White, 0.72% African American, 0.07% Native American, 0.77% Asian, 0.00% Pacific Islander, 1.06% from other races, and 4.42% from two or more races.

There were 1,838 households, out of which 29.00% had children under the age of 18 living with them, 44.56% were married couples living together, 8.27% had a female householder with no spouse present, and 45.38% were non-families.

42.90% of all households were made up of individuals, and 12.80% had someone living alone who was 65 years of age or older.