Caltrain is a commuter rail line in California, serving the San Francisco Peninsula and Santa Clara Valley. The southern terminus is in San Jose at the Tamien station, with weekday rush-hour service e
A train at Millbrae station in 2024
A Southern Pacific locomotive pulls a Peninsula Commute train past Bayshore in April 1985.
A Caltrain car manufactured by Nippon Sharyo
Baby Bullet service was originally provided by MPI MP36PH-3C locomotives; they have since been replaced by new electric train sets, but still see service on the South County Connector.
The Caltrain Modernization Program, sometimes referred to as the Caltrain Electrification Project, was a $2.44 billion project which added a positive train control system and electrified the main line
Caltrain
…San Francisco Municipal Transportation Agency, and the San Mateo County Transit District (SamTrans). After historically relying on diesel locomotives, Caltrain electrified 51 miles (82 km) of its route between San Francisco and Tamien, and has transitioned to electric service, with diesel trains remaining in service between…
Commuter rail service along the San Francisco Peninsula had been using diesel locomotives (EMD F40PH pictured above) since the early 1950s; they were replaced with electric train sets in the 2020s.
EMD AEM-7 electric locomotive, part of the equipment proposed in the 1992 Feasibility Study to electrify Caltrain. This AEM-7 is in revenue service with SEPTA.
The southbound platform of the Atherton station. The town of Atherton has backed litigation against Caltrain's electrification plans.