[5] The twin townships' southern border with West Pennsboro Township was created in April 1795 by the County Court and follows Conodoguinet Creek, a tributary of the Susquehanna River.

[4] As of the census[6] of 2000, there were 1,807 people, 669 households, and 533 families residing in the township.

There were 719 housing units at an average density of 36.8 per square mile (14.2/km2).

There were 669 households, out of which 36.8% had children under the age of 18 living with them, 67.0% were married couples living together, 7.5% had a female householder with no husband present, and 20.2% were non-families.

15.8% of all households were made up of individuals, and 4.8% had someone living alone who was 65 years of age or older.