Cottage Grove (formerly East 63rd-Cottage Grove) is a station on the Chicago Transit Authority's 'L' system, serving the Green Line's East 63rd branch and the Woodlawn neighborhood. The station is situated at 800 E 63rd Street. The station opened on April 23, 1893. This station is the current terminal of the East 63rd branch of the Green Line, and the easternmost station on the entire 'L' system.