Trail Running Calendar United States 2026-2027

This unique 4.4-mile beach run features a 'shark' to chase along a scenic out-and-back course on Kailua Beach. Awards are given for top finishers, followed by a potluck gathering for all participants.

Join the 2nd Running of the Bulls Trail Race in Big Sky, Montana on dirt and single track through BSCO trails, with Big Sky Events Arena as the start, finish and festival hub. Run 21K, 11K or a 5K relay and stay for food trucks and awards.

A summer trail race at Gunpowder State Park in Sweet Air, Maryland, listed as 7 miles but described as roughly 8 miles with county crossings, rolling hills, water crossings and occasional mud. Capacity is limited to 100 runners.

Celebrate the holiday spirit in the summer heat at the Christmas Half Marathon in July. Run the A.R. Teague trail along the Red River from Walker Place Park. All finishers get a custom medal and shirt, with awards for top performers across..

A multi-distance running event in Dundee, Oregon combining in-person races with on-site wine tasting from more than 20 wineries. In-person and virtual options include commemorative shirts, medals, and a wine tasting experience.

An off-road 3 mile trail through the Bonnet Carre Spillway presented as the 39th annual Spillway Classic. The course follows natural trails and may be muddy; entries include individual and NOTC family options.

A limited field 31 mile supported run from Elizabethtown KY to the Brandenburg waterfront park. Runners must meet ultra or marathon experience requirements and be supported by a crew vehicle with safety signage and lights.

Run a flat, fast course on the scenic paved Ernst Trail through the French Creek valley. Choose between a 15k run or a 5k run/walk, with awards for top finishers and age groups. Event shirts and parking are provided.

Experience the natural beauty of Western Pennsylvania at the Murrysville Monster Trail Races. This event features single track trails, water crossings, and significant elevation across two scenic local parks.

Test your strength and endurance at this outdoor obstacle course in Homewood. Choose between one or two mile distances featuring tire flips and spear throws to earn your finisher medal.

A community trail race at Lost Lake Group Camp raising funds for the Okanogan Highlands Alliance. Multiple distances from a 1k kids run to an 11 mile course with on course water stations, camping options, and a post race meal and raffle.

Experience a summer tradition at White River State Park with races ranging from a half marathon to a kids dash. Enjoy live chip-timing, custom medals, and a refreshing treat at the finish line.

Muddy Princess Albany is a 5 km obstacle mud run for women held at Harley Rendezvous Classic Inc. Join this non competitive event focused on unity and empowerment while supporting the fight against breast cancer.

Experience a sun soaked summer challenge at Glass City Metropark featuring a half marathon, 10K, 5K, and kids events. Enjoy chip timed results, finisher medals, and free ice cream at the finish line.

Experience a 6 mile trail run through the Mt. Hood National Forest featuring stream crossings and steep terrain. Enjoy group camping and a post race beer garden at the McCubbins Gulch Campground.

A 5K trail run and walk on Tiger Mountain with an out and back route over unpaved roads and a short cross country section. The event is clothing optional and is sponsored by Tiger Mountain Family Nudist Park.

A 5K trail race on July 12, 2026 at Stillwater Prairie Reserve in Covington, OH, as part of the Miami County Park District Trail Run Challenge. Multiple pricing and series options are offered; no dogs are allowed.

A 9 mile trail race at Bradbury Mountain featuring two laps of hilly technical single track, a 3 hour cutoff, and a 180 runner field cap. Part of the Bradbury Mountain Trail Race Series with series prizes and apparel rewards.

A 5k mud and obstacle run at Baja Acres near Birch Run in Millington, Michigan in July 2026, with separate kids and adult waves. Participants must bring a signed waiver and adults a photo ID; spectators pay $10 cash for festival access.

Valley Crest Trails in Tarzana, Los Angeles offers a half marathon, 10K and 5K on Mulholland's exposed ridgeline. Expect rolling climbs, broad views and hot, dry mid July conditions.