Mount Vernon Square is a Washington Metro station in Washington, D.C., on the Green and Yellow Lines. During rush hours, this is sometimes used as the northern terminus for Yellow Line service to Huntington, and trains reverse direction using a pocket track just north of the station. Metro has been running off-peak and weekend Yellow Line trains north to Fort Totten since 2006, and three rush hour only Yellow Line trains per hour between Greenbelt and Franconia-Springfield as part of the Rush Plus service pattern, which began on June 18, 2012. Mount Vernon Square is the least-used station within the Metro system's core section, seeing only 3,813 entries each weekday.LocationMount Vernon Square station is located at the border of the neighborhoods of Downtown and Shaw in the northwestern quadrant of Washington. Its namesake, Mount Vernon Square, is located two blocks to the south at the convergence of New York Avenue and Massachusetts Avenues and 7th, 9th, and K Streets. The station's subtitle is derived from the station's location along 7th Street NW, and its close proximity to the Washington Convention Center, although the station is only one of five Metro stations that run underneath 7th Street NW.
