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 running as far as Gilroy. The northern terminus of the line is in San Francisco at 4th and King Street. Caltrain has express, limited, and local services. There are 28 regular stops, one limited-service weekday-only stop, one weekend and holiday-only stop (Broadway), and one stop that is only served on football game days (Stanford). While average weekday ridership in 2019 exceeded 63,000, impacts of the COVID-19 pandemic have been significant: in June 2024, Caltrain had an average weekday ridership of 24,580 passengers.
The Capitol Corridor is a 168-mile (270 km) passenger train route in Northern California operated by Amtrak between San Jose, in the Bay Area, and Auburn, in the Sacramento Valley. The route is named after the two points most trains operate between, San Jose and Sacramento. The route runs roughly parallel to I-880 and I-80. Some limited trips run between Oakland and San Jose. A single daily round trip runs between San Jose and Auburn, in the foothills of the Sierra Nevada. Capitol Corridor trains started in 1991.
The Altamont Corridor Express is a commuter rail service in California, connecting Stockton and San Jose during peak hours only. ACE is named for the Altamont Pass, through which it runs. Service is managed by the San Joaquin Regional Rail Commission, and operations are contracted to Herzog Transit Services. The 86-mile (138 km) route includes ten stops, with travel time about 2 hours and 12 minutes end-to-end. In 2023, the line had a ridership of 576,300, or about 3,100 per weekday as of the third quarter of 2024. ACE uses Bombardier BiLevel Coaches, MPI F40PH-3C locomotives, and Siemens Charger locomotives.
San Jose Diridon station is the central passenger rail depot for San Jose, California. It also serves as a major intermodal transit center for Santa Clara County and Silicon Valley. The station is named after former Santa Clara County Supervisor Rod Diridon Sr.
The Coast Line is a railroad line between Burbank, California and the San Francisco Bay Area, roughly along the Pacific Coast. It is the shortest rail route between Los Angeles and the Bay Area. Though not as busy as the Surf Line, the continuation of the Coast Line southbound to San Diego, it still sees freight movements and lots of passenger trains. The Pacific Surfliner, which runs from the San Diego Santa Fe Depot to San Luis Obispo via Union Station in Los Angeles, is the third busiest Amtrak route, and the busiest outside of the Northeast Corridor between Washington D.C. and Boston.
Tamien station is an intermodal passenger transportation station in the Tamien neighborhood of central San Jose, California, served by the VTA light rail and the Caltrain commuter rail line, along with bus connections. The station has two elevated island platforms, one for each service. The two platforms are connected by a walkway at ground-level that is below the two platforms. The light rail platform is located in the center median of the State Route 87 freeway just north of the Alma Avenue overpass. The Caltrain platform is located just to the east, between Lick Avenue and State Route 87 and just north of Alma Avenue.
Downtown Mountain View station is an intermodal transit station providing public bus and rail service, located in Mountain View, California. The station is served by the Caltrain commuter rail service, for which it is simply called Mountain View station. Santa Clara VTA Orange Line light rail service is provided to an adjacent, dedicated light rail facility, known as Downtown Mountain View station. VTA local transit bus and employer-operated shuttle services are accommodated from the Mountain View Transit Center on the Evelyn Avenue side of the station.
Santa Clara Transit Center is a railway station in downtown Santa Clara, California. It is served by Caltrain, Amtrak Capitol Corridor, and Altamont Corridor Express (ACE) trains. It is the planned terminus for the Silicon Valley BART extension into Santa Clara County on the future Green and Orange Lines. The former station building, constructed in 1863 by the San Francisco and San Jose Railroad, is used by the Edward Peterman Museum of Railroad History.
The San Benito County Local Transportation Authority (LTA) is the public transportation agency of San Benito County, California, immediately south of Silicon Valley (Santa Clara County). LTA provides fixed route inter-county and intra-city service as San Benito County Express; the Intracounty routes connect destinations in Hollister and San Juan Bautista to Gilroy in Santa Clara County, while the Tripper routes connect destinations within Hollister. LTA also provides demand-responsive dial-a-ride service within selected areas of northern San Benito County as County Express On-Demand.
Palo Alto station is an intermodal transit center in Palo Alto, California. It is served by Caltrain regional rail service, SamTrans and Santa Clara VTA local bus service, Dumbarton Express regional bus service, the Stanford University Marguerite Shuttle, and several local shuttle services. Palo Alto is the second-busiest Caltrain station after San Francisco, averaging 7,764 weekday boardings by a 2018 count. The Caltrain station has two side platforms serving the two tracks of the Peninsula Subdivision and a nearby bus transfer plaza.
College Park station is a limited-service, weekday-only Caltrain station serving the College Park neighborhood and the Bellarmine College Preparatory school in San Jose, California.
Capitol station is a Caltrain station located off Monterey Road near the Capitol Expressway, after which the station is named, in southern San Jose, California. The station is only served during weekday peak hours, with northbound trains in the morning and southbound trains in the evening. Service between San Jose and Gilroy, including Capitol station, was increased to four weekday round trips on September 25, 2023.
Blossom Hill station is a Caltrain station located off Monterey Road near the Blossom Hill Road expressway in San Jose, California. The station is only served during weekday peak hours, with northbound trains in the morning and southbound trains in the evening.
Morgan Hill station is a Caltrain station located in the downtown area of Morgan Hill, California. The station is only served during weekday peak hours, with northbound trains in the morning and southbound trains in the evening.
The Suntan Special was a summer excursion train service operated by the Southern Pacific Railroad between San Francisco and Santa Cruz, California, from 1927 to 1959.
Pajaro/Watsonville is a proposed train station that will serve both Pajaro and Watsonville, California. The station is expected to open after track improvements in the area and service commences to Salinas as part of the Monterey County Rail Extension. It will be located in Watsonville Junction near the corner of Salinas Road and Lewis Road, adjacent to the former Southern Pacific Railroad depot and current Union Pacific Railroad office. The station will eventually serve Caltrain, Capitol Corridor, and Coast Starlight. Construction of the station is expected to begin in 2027.
The Monterey County Rail Extension is a planned commuter rail extension that would bring Caltrain passenger service south of its existing Gilroy, California terminus to Salinas in Monterey County, using the existing Coast Line owned by Union Pacific (UPRR). Implementation of the rail extension will occur over three phases, starting from Salinas and moving north. When construction is complete, there will be four trains operated over the extended line per weekday: two northbound trains that depart from Salinas and travel to San Francisco in the morning, and two southbound trains that return to Salinas in the afternoon.
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