Baltimore Metro SubwayLink
Rapid transit line in Baltimore, Maryland, US
Baltimore Metro SubwayLink
The Baltimore Metro SubwayLink, commonly referred to as the Baltimore Metro or Metro Subway, 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 2025, the line had a ridership of 4,610,400, or about 15,000 per weekday as of the second quarter of 2026.
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