The San Diego Trolley is a light rail system operating in the metropolitan area of San Diego. It is known colloquially as "The Trolley". The Trolley's operator, San Diego Trolley, Inc. (SDTI), is a subsidiary of the San Diego Metropolitan Transit System (MTS). The Trolley began service on July 26, 1981, making it the oldest of the second-generation light rail systems in the United States. The Trolley system serves 62 stations, comprises 65 miles (105 km) of route, three primary lines that operate daily, and one heritage line that operates on a circuit of downtown on select days. In 2022, the Trolley had the fifth highest ridership of light rail systems in the United States, with 34,053,400 annual rides, or about 109,600 per weekday as of the fourth quarter of 2022.
Santa Fe Depot in San Diego, California, is a union station built by the Atchison, Topeka and Santa Fe Railway to replace the small Victorian-style structure erected in 1887 for the California Southern Railroad Company. The Spanish Colonial Revival style station is listed on the National Register of Historic Places and is a San Diego Historic Landmark. Its architecture, particularly the signature twin domes, is often echoed in the design of modern buildings in Downtown San Diego.
Old Town Transit Center, also known as San Diego–Old Town station or Old Town San Diego station, is an intermodal transportation station located in the Old Town neighborhood of San Diego, California. It is served by Amtrak's Pacific Surfliner, the COASTER commuter rail service, and the San Diego Trolley, as well as numerous San Diego Metropolitan Transit System bus lines.
The San Diego Metropolitan Transit System is a public transit service provider for Central, South, Northeast and Southeast San Diego County. The agency directly operates a large transit system that includes the MTS Bus, San Diego Trolley light rail, and Rapid bus rapid transit services. The MTS also controls the San Diego and Arizona Eastern (SD&AE) freight railway and regulates taxicabs, jitneys, and other private for-hire passenger transportation services.
Mission San Diego station is a station on San Diego Trolley's Green Line. The street-level station has side platforms. It is located in the Grantville neighborhood near the Mission San Diego de Alcalá and National University's San Diego campus.
Grossmont Transit Center is a San Diego Trolley station located next to Grossmont Center in La Mesa, California. The station is served by the Green Line and Orange Line and is located just east of the junction between the two lines. The station serves a variety of residences, a dense commercial area, Sharp Grossmont Hospital, and has a park and ride commuter lot.
Amaya Drive station is a San Diego Trolley station served by the Orange and Green Lines in the San Diego suburb of La Mesa, California. It serves mainly as a park and ride stop for the surrounding community.
El Cajon Transit Center is a San Diego Trolley station served by the Orange and the Green lines in the San Diego suburb of El Cajon, California. The station is a major commuter center for the large suburb, and is the convergence of multiple local and regional bus routes operated by the Metropolitan Transit System and Greyhound Lines.
The Blue Line is a 26.3-mile (42.3 km) light rail line in the San Diego Trolley system, operated by San Diego Trolley, Inc., an operating division of the San Diego Metropolitan Transit System (MTS). It operates between the UTC Transit Center and the San Ysidro Transit Center, the latter of which is at the border with Mexico directly adjacent to the San Ysidro Port of Entry, facilitating easy connections across the border. The line serves La Jolla, Downtown San Diego, National City, Chula Vista, and San Ysidro.
The Orange Line is an 18.0-mile (29.0 km) light rail line in the San Diego Trolley system, operated by San Diego Trolley, Inc. an operating division of the San Diego Metropolitan Transit System. The route connects Downtown San Diego with the cities of Lemon Grove, La Mesa, and El Cajon. The Orange Line has the lowest ridership of the San Diego Trolley's three regular lines, transporting 10,896,289 riders during FY 2014 according to the MTS.
The Green Line is a 23.6-mile (38.0 km) light rail line in the San Diego Trolley system, operated by San Diego Trolley, Inc. an operating division of the San Diego Metropolitan Transit System (MTS). The route serves Downtown San Diego, Mission Valley, and the cities of La Mesa, El Cajon, and Santee. The Green Line has the second highest ridership of the San Diego Trolley's three regular lines, transporting 13,673,926 riders during FY 2014 according to the MTS.
Arnele Avenue station is a San Diego Trolley station served by the Orange and Green Lines in the San Diego suburb of El Cajon, California. It serves as the eastern terminus of the Orange Line.
Gillespie Field station is a Green Line station of the San Diego Trolley in the San Diego suburb of Santee, California. It is located across Marshall Avenue from Gillespie Field, a county airport which also contains an annex of the San Diego Air & Space Museum.
America Plaza is a station of the Blue and Silver Lines on the San Diego Trolley. It is located in the Downtown Core of San Diego, California, and is directly connected to One America Plaza, the city's tallest building. The station, and its accompanying 34-story high-rise building, opened on November 14, 1991, making the station the second infill station in the San Diego Trolley system.
12th & Imperial Transit Center is a San Diego Trolley station in Downtown San Diego, California. It is located in the East Village neighborhood of the city and serves the high-density residential developments that surround the stop. It is one of two stations from which Petco Park can be reached. The station has historically been used as a major transfer point between the various Trolley lines and is the only station that is directly served by all four Trolley lines.
Seaport Village station is a station of the Green and Silver Lines on the San Diego Trolley, United States. It is located in the Marina District section of the city, which features waterfront apartments, just west of Downtown. Seaport Village, a shopping and entertainment complex, is located adjacent to the station. This station opened June 30, 1990 as part of the Orange Line's Bayside Extension.
Spring Street station is a station on the Orange Line of the San Diego Trolley. It is located in San Diego suburb of La Mesa, California and serves both nearby residences and as a commuter park and ride location.
La Mesa Boulevard station is a station on the Orange Line of the San Diego Trolley located in the San Diego suburb of La Mesa, California. It serves the dense nearby commercial area, as well as a variety of apartment buildings that surround the stop.
UTC Transit Center is a San Diego Trolley station and transportation hub in the University City district of San Diego, California. It is located at University Towne Center (UTC), the outdoor shopping mall after which the station is named. The station's elevated trolley platform is served by the Blue Line, and stands above Genesee Avenue at its intersection with Esplanade Court. Its at-grade bus plaza is built into the lower level of one of the mall's parking structures that includes 333 spaces that can be used by transit customers who pay an hourly fee.
MTS: 832, 833, 834 [1] 
