Trail Running calendar near Frederick 2026-2027

We have found 104 Trailruns within 80 miles of Frederick. See below where and when you can find the races.

Trail runners take on the scenic and challenging courses of Fountainhead Regional Park. Distances include a half marathon and a 10K, featuring the Bull Run Occoquan Trail and notable hills. The event also hosts the Collegiate Running Associ..

The Johnnycake Jolt Series is a four-week trail run event on Wednesday evenings in May. Runners can tackle a scenic 10 km course in the Pickall Area of Patapsco Valley State Park. It’s a grassroots series designed to bring the local running..

A multi distance trail event in Waterford VA on May 9, 2026 that runs through historic village streets, vineyards, trails and unpaved roads. Proceeds support the Waterford Foundation and 5K and 10K finishers receive a shirt and medal.

A trail event at Cromwell Valley Park on May 9, 2026 featuring 25k, 12.5k and 5k courses. The event supports local conservation groups and includes family activities and an Explore Passport for young participants.

The Johnnycake Jolt Series offers four weekly 10k trail runs in Patapsco Valley State Park. It's a grassroots, low-key event organized by park stewards, with a discount for park members.

A 100 mile trail ultramarathon in the Massanutten Mountains with rocky terrain, short steep climbs totaling over 18,000 feet of ascent and a 36 hour cutoff. The event features well stocked aid stations, marked trails and lodging options.

A spring road-and-trail event at Carderock Recreation Area with 5k, 10k and half-marathon out-and-back routes on the C&O Canal towpath, chip timing, finisher's coin, technical shirt, water stations, and a virtual option.

Trail races at Kelly's Run Nature Preserve in Holtwood, PA on May 16, 2026 featuring 10K and 5K courses plus a free kids race. Events are chip timed, include aid stations, marked courses, and support the Lancaster Conservancy.

Join the Ed Poling Memorial HARC Hike for Hunger & Hope, now in its 14th year. Choose from scenic C&O Canal Towpath hikes in May or a challenging Appalachian Trail hike. This fundraising event supports local community programs.

The Johnnycake Jolt Series offers four weekly 10k trail runs in Patapsco Valley State Park. It's a grassroots, low-key event organized by park stewards, with a discount for park members.

Race through history on the trails of Manassas National Battlefield at dusk. The Night Raider offers 5k and 10k distances starting and finishing at the Winery at Bull Run. Runners receive a medal, tech shirt, and a post race glass of wine.

Join a scenic 5K run/walk beside the Cacapon River in Wardensville, West Virginia. The event is part of the town's Spring Fest and all proceeds support local youth programs. Run, walk, or cheer before enjoying a day of community celebration..

The Johnnycake Jolt Series offers four weekly 10k trail runs in Patapsco Valley State Park. It's a grassroots, low-key event organized by park stewards, with a discount for park members.

Join the 14th annual Hike for Hunger & Hope with two events. Choose a challenging 10 or 20-mile Appalachian Trail hike in May or a scenic 5K/10K on the C&O Canal. All hikes support local food programs and refugee services.

Run a scenic but technical loop trail at Sky Meadows. The event features a 5k and 10k, with finisher medals and chip timing. Points count towards multiple race series, and walkers are welcome.

June 2026

The Old Dominion is a classic 100-mile loop through Virginia's Massanutten Mountains and Shenandoah River Valley. With 14,000 feet of climbing over mixed terrain, it tests endurance against a 24-hour clock. It's a key event in the Grand Sla..

A 45th annual five-mile out-and-back on the C&O Canal Towpath in Williamsport, MD, on June 6, 2026. Chip timing, a technical race shirt, and age-group and overall awards are part of the event.

Awesum Possum Lake Trail Adventure at Opossum Lake Park offers a 6 mile obstacle course, a 4 mile run, and a 4 mile walk. The mixed-terrain course follows the Anglers Access Trail, uses chip timing, and benefits the Friends of Opossum Lake..

A night-focused trail event at Prince William Forest Park offering a 50 mile race plus 25 mile and 10 mile options. The 50 mile uses a 25+ mile loop run twice and features staffed aid stations and specific crew and pacer rules.

Combine a 5k run or walk with vineyard scenery at Corteau Vineyards. Registration includes a wine glass, medal, and a wine pour, with age group awards for top finishers. Leashed dogs are welcome on this cross-country style course.