SEPTA Routes 101 and 102 are light rail lines operated by the Suburban Transit Division of the Southeastern Pennsylvania Transportation Authority, serving portions of Delaware County. The route's eastern terminus is 69th Street Transportation Center in Upper Darby Township, Pennsylvania. Route 101 runs to Media, while Route 102 goes to Sharon Hill. Altogether, the two lines operate on approximately 11.9 miles (19.2 km) of route. The lines are one of the few remaining interurban systems in the United States, along with the South Shore Line in Indiana, the River Line in New Jersey, and the Norristown High Speed Line, also in the Philadelphia area.

The 69th Street Transportation Center is a SEPTA terminal in the Terminal Square section of Upper Darby Township, Pennsylvania. It serves the Market–Frankford Line, Norristown High Speed Line, and SEPTA Routes 101 and 102 trolleys, and multiple bus routes. It is located at the end of 69th Street, a major retail corridor in Upper Darby Township across Market Street from the Tower Theater. Until 2011, the station was primarily known as 69th Street Terminal.