Trolleybuses in Mexico City

Mexico City trolleybus system
 
Yutong ZK5120C model of trolleybus
Operation
LocaleMexico City, Mexico
Open9 March 1951 (1951-03-09)
StatusOpen
Routes13 (as of 2025)
Operator(s)Servicio de Transportes Eléctricos (STE)
Infrastructure
Electrification600 V DC parallel overhead lines
Depot(s)4 (as of 2025)
StockApprox. 425 trolleybuses (2024)
Statistics
Track length (total)203.64 km (126.54 mi)
Overview
Websitewww.ste.cdmx.gob.mx

The Mexico City trolleybus system (Spanish: Red de Trolebuses de la Ciudad de México) serves Mexico City, the capital city of Mexico, and is operated by Servicio de Transportes Eléctricos.

The system opened on 9 March 1951. As of mid-2014, the system had 8 lines and the operable fleet included around 360 trolleybuses. The total number of trolleybuses scheduled in service in peak periods was 290 in late 2012, but was 264 in mid-2014. Until 2019, the lines were identified with the following letters: A, CP, D, G, I, K, LL and S.

As of 2018, the fare is MXN $4.00 ( 0.18, or US$ 0.21). The nine lines currently in operation are designated by numbers.