About Devon, Pennsylvania
Coordinates: 40°02?37?N 75°26?10?W? / ?40.04361°N 75.43611°W? / 40.04361; -75.43611Devon-Berwyn is a census-designated place (CDP) in Chester County, Pennsylvania, United States. The population was 5,146 at the 2010 census. The area is part of Philadelphia's Main Line suburbs. Devon-Berwyn spans two townships ? Tredyffrin and Easttown.