Trail ultramarathons in Maryland, United States
Find trail ultramarathons in Maryland, United States. Compare 3 upcoming events by date and location. Open a race guide for the course, recorded editions and official entry information where available.
Events to explore include Patapsco Valley 50K and 25K, Fire on the Mountain and Rosaryville Veterans Day Trail Race.
3 listed events · 3 with upcoming dates
Upcoming ultramarathons
3 matching events, earliest date first. Entry availability is shown separately.
Patapsco Valley 50K and 25K
USACatonsville, Maryland
Trail races through Patapsco Valley State Park, starting and finishing at CCBC Catonsville.
· 50K
Race details, entry and past editions →Entry information ↗Fire on the Mountain
USALittle Orleans, Maryland
Trail ultras and a shorter forest race at Green Ridge State Forest, using trails and forest roads from Point Lookout.
· 50K
Race details, entry and past editions →Entry information ↗Rosaryville Veterans Day Trail Race
USAUpper Marlboro, Maryland
Rolling woodland trail races through Rosaryville State Park, beginning and ending at the Pavilion picnic area.
· 50K
Race details, entry and past editions →Entry information ↗Race archive
Past races and previous editions
Looking back at a race? Browse the guides below for recorded editions. This section also includes events awaiting a new date and cancelled editions. Previous editions of races in the upcoming calendar are available through their race guides above.
No separate archived race guides are listed for this selection yet.
View full race archive (0) →Choosing a race in Maryland
The unfiltered upcoming calendar includes events in Catonsville (1), Little Orleans (1), Upper Marlboro (1). Use the town filter to compare locations, then check the race guide for the start venue and organiser’s travel information.
Questions about ultramarathons in Maryland
Which trail ultramarathons are coming up in Maryland, United States?
Patapsco Valley 50K and 25K is listed for 24 October 2026. Fire on the Mountain is listed for 1 November 2026. Rosaryville Veterans Day Trail Race is listed for 14 November 2026. Check the race guide and organiser’s latest information before making plans.
Where can I find race entry details for Maryland, United States?
Follow the link from the race guide to the organiser or entry provider, where one is available. Check the entry deadline, eligibility and current availability there. A listed race date does not necessarily mean entries are still open.
Why has a race moved out of the upcoming calendar?
Once its listed dates have passed, a race moves to the past-editions view unless another upcoming edition is recorded. Cancelled events also leave the upcoming list. The race guide stays available, and the event returns when a new date is added.