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 other being Gaslamp Quarter station). 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.