Middletown Township is in central Lower Bucks County, surrounding the boroughs of Langhorne, Langhorne Manor and Penndel, and including part of the community of Levittown. Middletown Friends Meeting was established in 1683, and the first Meeting House was built in 1690, near Neshaminy Creek, a mile west of Langhorne. Middletown is one of the five original townships in Bucks County, and was incorporated in 1692.