The William Penn School District is a large suburban, public school district located in Delaware County, Pennsylvania. It comprises eight elementary schools, one middle school, one alternative school, and one high school, based on two campuses. The district serves the boroughs of Aldan, Colwyn, Darby, East Lansdowne, Lansdowne, and Yeadon. The district is adjacent to the City of Philadelphia. The total enrollment is about 5,610. The district encompasses approximately 5 square miles. According to 2000 local census data, it serves a resident population of 42,457.The district administration offices are located at 100 Green Avenue – Annex Lansdowne, PA 19050. The district was created in 1972 from the consolidation of three smaller, local districts (Darby-Colwyn, Lansdowne-Aldan, and Yeadon), by state mandate that they merge and desegregate their schools.

Schools

High schools Middle school Primary schools Alternative school