The Baltimore Metro SubwayLink is a rapid transit line serving Baltimore, Maryland, and its northwestern suburbs, operated by the Maryland Transit Administration. The segment in Downtown Baltimore is underground, while most of the line outside the central city is elevated or at surface grade. In 2023, the line had a ridership of 1,988,300, or about 7,953 per weekday as of the fourth quarter of 2023.
Metro SubwayLink train entering Reisterstown Plaza station and bound for Owings Mills station