Levittown is a census-designated place (CDP) and planned community in Bucks County, Pennsylvania, United States. The community includes portions of the municipalities of Bristol Township, Falls Township, Middletown Township and Tullytown Borough, but is not itself an independent municipality. Levittown is part of the Philadelphia metropolitan area with a population was 52,699 at the 2020 census, which is down from 52,983 at the 2010 census.