Middletown Township is a township in Delaware County, Pennsylvania, United States. The population was 16,064 at the 2000 census. The Pennsylvania State University has an undergraduate satellite campus located in the north-central portion of the township, while Neumann University, a private co-educational Franciscan university, is located in nearby Aston Township.
Originally established in 1686, Middletown Township adopted a Home Rule Charter in 1978. The Township is governed by the Council-Manager system, a representative form of government in which the 7 elected officials set policy for the Township and the Manager oversees the delivery of all public services and programs.