MARC Penn Line Adapts Service for Infrastructure Week

MARC Penn Line reduces service June 23-27 with less than 24 hours notice to riders

2025-06-22, Moovit News Team

MARC Penn Line Cuts Service June 23-27

Commuters who rely on MARC Penn Line trains between Washington and Baltimore will face modified service from Monday, June 23 through Friday, June 27, the Maryland Transit Administration said. The agency classified the alert as high severity when it announced the changes Tuesday, indicating riders should expect significant schedule impacts. The Penn Line serves about 9,000 daily riders across 13 stations connecting Washington, Baltimore, and Perryville.
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Service Changes Affect Major Commuter Corridor

The MARC Penn Line operates on Amtrak's Northeast Corridor infrastructure, requiring coordination with Amtrak for all service modifications and maintenance windows. Service modifications on this line are often related to infrastructure work or operational requirements involving Amtrak rather than MTA decisions alone, according to the transit agency. Officials haven't specified the reason for this week's modifications. The Penn Line has operated on modified schedules since the COVID-19 pandemic began in March 2020, with service adjustments continuing as ridership patterns evolve.

Specific Train Details Not Released

The MTA hasn't released information about which specific trains or departure times will be affected during the five-day modification period. Officials also didn't provide details about alternative travel options or whether bus bridge services will be available. Holly Arnold, Administrator of the Maryland Transit Administration, oversees the agency but hasn't commented publicly on the service changes. The agency directed riders to its website for specific schedule information rather than including train-by-train details in the alert.

Changes Take Effect Monday Morning

The service modifications begin Monday, June 23 and continue through Friday, June 27, officials confirmed. The MTA published the high-severity alert on Sunday, June 22, giving riders less than 24 hours' notice before the changes take effect. Officials didn't say whether they'll provide advance notice for future service modifications or if similar changes are planned beyond this week.

Riders Urged to Plan Ahead

Passengers should check schedules before traveling and allow extra time for their commutes throughout the week, transit officials said. The impact on the approximately 9,000 daily Penn Line riders hasn't been quantified by the agency. Riders can check real-time service information and schedule updates through Moovit, which provides current departure times and service alerts for MARC trains.