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RTD Rail map showing no rail service at Colfax at Auraria through 30th•Downing.

Temporary Rail Disruption May 17 - Colfax Marathon

Downtown rail services will be impacted Sunday, May 17 from 5:30 a.m.–noon due to the running of the Colfax Marathon.

D & H Lines

  • No service at Colfax at Auraria through the Stout and California stations.
  • Trains will be rerouted to Union Station during the event.

L Line

  • Service will be suspended during the event.
  • Customers can explore Bus Route 43 as an alternative.

Please allow for extra travel time to and from Downtown during the event, as increased rail traffic at Union Station may cause delays on the D, E, H, and W lines.

Regular rail service will resume following the conclusion of the event.

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More Information

Learn how RTD communicates with customers when service is disrupted

Review RTD’s communication protocols for planned and unplanned service disruptions

Communicating When Service is Disrupted

Upcoming Service Changes

Traditionally, RTD implements service modifications to bus and rail schedules three times a year, usually in Winter, Spring and Fall.

View service changes here