Municipalities in the district:

Delaware County

  • Aldan Borough
  • Clifton Heights Borough
  • East Lansdowne Borough
  • Glenolden Borough
  • Marple Township
  • Media Borough
  • Millbourne Borough
  • Morton Borough
  • Newtown Township
  • Prospect Park Borough
  • Ridley Park Borough
  • Ridley Township
  • Rutledge Borough
  • Springfield Township
  • Swarthmore Borough
  • Tinicum Township
  • Upper Darby Township
  • Upper Providence Township

Chester County

  • Easttown Township
  • Willistown Township