[2] The John Immel House and Tulpehocken Manor Plantation are listed on the National Register of Historic Places.

As of the census[5] of 2000, there were 6,338 people, 2,397 households, and 1,824 families residing in the township.

There were 2,478 housing units at an average density of 104.1 per square mile (40.2/km2).

20.9% of all households were made up of individuals, and 12.5% had someone living alone who was sixty-five years of age or older.

Within the township, the population was spread out, with 23.9% under the age of eighteen, 7.6% from eighteen to twenty-four, 23.7% from twenty-five to y-four, 24.8% from forty-five to sixty-four, and 20.0% who were sixty-five years of age or older.