Trail Running calendar near Arnold 2026-2027

In-person 5K and 10K races run along the Bull Run Occoquan Trail at Bull Run Marina in Clifton, VA on August 15, 2026; virtual entries are available with different medal and shirt options and fees vary by registration period.

A three hour looped trail event at Roundtop Mountain Resort featuring a roughly 1.5 mile loop with 600 feet of climb, a steep lit descent, and separate kids and main races with limited entries and weekend tent camping.

A relaxed practice run at Fountainhead Regional Park offering multiple distances up to 13.1 miles on August 2 and August 15, 2026. Entry is open but limited to 60 participants and runners are responsible for their own medical needs.

Scenic 5K and Half Marathon along the Chesapeake & Ohio Canal in Georgetown with in-person and virtual entry options.

A 7K trail race at The Woodstock Equestrian Center in Dickerson, Maryland, presented as part of MCRRC's low key series for members. Non member registration has a $20 fee and runs from February 10, 2026 to August 16, 2026.

A four mile out-and-back run on the NCR Trail from the Paper Mill parking lot in Cockeysville on August 19. The event is part of the Baltimore Road Runners Club Grand Prix Series and is scheduled as a weekday evening club run.

A memorial 5K trail run at Genesee Valley Outdoor Learning Center in Parkton, MD, with a 5K, 1-mile walk, kids dash, team entries, and an In Spirit donation option. Proceeds support a scholarship fund and a post-race festival offers food an..

A community trail series meeting one Saturday each month through the summer, with three mornings and a sunset closing. Participants pick their own distance and return to a shared tent for breakfast, drinks, and company.

A 5K and 10K event at Leopold’s Preserve in Broad Run on August 23, 2026, featuring in-person and virtual options and a new Sippin Series partnership with Farm Brewery at Broad Run.

Experience an engaging 8 mile trail race through the winding singletrack of Fredericksburg. Navigate rolling hills and punchy climbs in this focused event supported by the local running community.

A self-timed 5 miles on a packed rail trail in Darlington, Maryland, held as part of the Harford County Running Club Dog Days of Summer Series. The course is stroller friendly with parking at Fisherman's Log and free registration.

Trail event at Dirt Farm Brewing in Bluemont VA offering 5K and 10K courses over rugged terrain with virtual entry options on August 29, 2026.

Scenic 5 km and 10 km races on the trails of Mason District Park in Annandale, with in-person and virtual entry options on August 29, 2026.

Family friendly mud run at Budds Creek Motocross Park on August 29, 2026 featuring a 5K course with obstacles, mud pits, slides and a festival style after party.

A 3.8 mile running event at Pen Mar Park that climbs about 1.8 miles to High Rock Overlook and returns to the park. Registered finishers receive an official High Rock Mountain t-shirt and there are early and race day fee options.

A 3 mile cross country race through Nottoway Park in Vienna, VA on 08/30/2026 with a kids dash and a club picnic that includes food and drinks. Registration is free for members and $10 for nonmembers.

A self-timed loop-trail event in Havre de Grace on 08/30/2026 with a listed distance of 3 miles. Runners have 90 minutes to complete as many loops as they like; parking is at Steppingstone Farm Museum.

Cross country at Morven Park with a high school invitational plus an open 5K, featuring food trucks, music and a spectator friendly course.

A 10K road race and a 5K road/trail combo at the Shrine of St Anthony in Clarksville, MD on Sept. 5, 2026. Both USATF certified with chip timing, guaranteed shirts for early registrants, music and family activities.

A four-part community trail series with three morning gatherings and a final sunset event in Marietta and Lancaster County. Participants choose their own distance, share food and hydration, and may register per event or buy a multi event pa..