University of San Diego tram UC San Diego Triton Transit: Hillcrest Express Metropolitan Transit System: 83, Rapid 215, Rapid 225, Rapid 235, Rapid Express 280, Rapid Express 290, 923, 992 Metropolitan Transit System: 4, 12, 901, 929 See also: List of San Diego Trolley stations Station This redesign allowed for two 'universal' transfer points among all three lines, at the 12th & Imperial Transit Center, and at the adjacent Santa Fe Depot/ America Plaza stations. The San Diego State University (SDSU) stop on the Green Line is the San Diego Trolley system's only underground station.ĭuring a system redesign which took effect on September 2, 2012, as part of the Trolley Renewal Project, the western portion of the Green Line was extended from Old Town south through downtown and the Bayside, terminating at 12th & Imperial Transit Center's Bayside Terminal. It traverses Mission Valley, San Diego, which is the valley of the San Diego River, and runs parallel to Interstate 8 for this segment. The line operates on this extension as well as segments previously served by the Blue Line between the Old Town Transit Center and Mission San Diego, and by the Orange Line east of the Grossmont Transit Center. The Green Line is the third line in the San Diego Trolley system with service beginning on July 10, 2005, upon the completion and opening of the 5.9 miles (9.5 km) Mission Valley East extension. History Siemens S70 Green Line train at SDSU's underground station, on the station's opening day (July 10, 2005) The line is one of four lines in the Trolley system, the others being the Blue, Orange, and Silver lines.

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. The route serves Downtown San Diego, Mission Valley, and the cities of La Mesa, El Cajon, and Santee. an operating division of the San Diego Metropolitan Transit System (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.

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