The city of Parla is located about 20 kilometers from the Spanish capital Madrid, is the end point of a Madrid Cercanías (suburban railway) line and has approx. 120,000 inhabitants. Since 2007, the city has a tram line which connects the majority of Parla's districts with the Cercanías as a ring route. A round on the ring, which is served in both directions, is 8 kilometres long and takes 20 minutes.
For the operation of the tram, the company → Tranvía de Parla S.A.