Trail Running Calendar United States 2026-2027

A loop-based ultra at Tamaques Park offering 3, 6, 9, 12 and 24 hour events on 0.8-mile loops, with support crews allowed, an on-site aid station, and a fundraising option that can secure a full refund for $500 raised.

Trail running at Enterprise South Nature Park in Chattanooga on August 1, 2026, with a half marathon and a 10K on wide, soft trails. Proceeds benefit Wild Trails, a local 501(c)(3) supporting nature trails.

Experience the unique Run Until Done format on a 4.15 mile trail loop in La Crosse. Participate as an individual or in teams of up to six people to test your endurance against the clock.

A 53rd annual trail race at Bair Canyon Trail in Fruit Heights on August 1, 2026. The main route is 11 miles, finishers receive medals shirts and refreshments, and participants must arrange their own transport from the finish.

A farm work inspired obstacle race for teams of three on August 1, 2026 in Rocky Mount, VA. Teams stay side by side through more than 20 obstacles and awards are given by age and weight categories.

An uphill trail race in Vail that starts at Gondola One and finishes at Mid-Vail, covering about 6.9 km with 2,013 feet of climb. Aid stations provide water and sports drink, and finish-line refreshments and age-group awards are part of the..

Experience historic stage coach trails and rolling hills in Ida Grove at this loop based trail event. Runners choose between fifty mile and fifty kilometer distances with well stocked aid stations in a scenic park setting.

Test your endurance at the Esmeralda Trailhead with a weighted rucking event. Carry a 20 lb pack through the mountains near Cle Elum to reach the summit and earn your dog tags.

Experience historical landmarks and rolling hills at the Moorehead Park Trail Mazathon. Choose from three distances on a scenic loop featuring 1000 feet of elevation gain and well stocked aid stations.

Experience a trail run through Forest Park on the General Dacey Trail in Shelbyville. Participate in a 5K or 1 mile race featuring team competitions, post race refreshments, and a gathering at the local aquatic center.

Corn to Run is a trail event at Camp Cornhusker near Humboldt, Nebraska on 08/01/2026 offering 1 mile, 5K, 10K and half marathon options. The courses run through wooded trails with rolling hills and include aid stations and participant swag..

A night trail run at Wagon Train Lake offering 4- and 8-mile options with laps returning to the start area for water and snacks. Participants should bring a flashlight or headlamp; registration runs March 5 to July 17, 2026.

Honoring September 11 heroes, this arena climb at TD Bank Ballpark features a 2,200 foot track through stadium aisles. Join a timed stair challenge or a flat concourse walk to support the Tunnel to Towers Foundation.

Summer Sizzler in Tampa on 08/01/2026 features timed 5K 10K and 15K races, untimed 1 mile and kids dash, and a virtual option. The event includes chip timing, shirts and medals, free photos and finish line treats.

Experience a point to point journey through the Michigan wilderness on the Waterloo Pinckney Trail. Run through forests and meadows before celebrating at a finish line party hosted by Sandhill Crane Vineyards.

A 10k trail run and hike through Tioga State Forest in Wellsboro, PA on August 1, 2026. Proceeds will be donated to the Chromosome 18 Registry and Research Society to support research into a rare genetic disorder.

Trail races at Miller Plant Farm featuring 5K, 10K, and a kids 0.5 mile run across mixed farm and wooded terrain, with on-site medical support and fundraising proceeds benefiting the WellSpan York Cancer Patient Help Fund.

A backyard ultra on nearly 2,000 acres in Clancy, Montana where runners repeat a 4.2 mile loop each hour until only one remains. Crews of up to four support runners at a central hub with tents and supplies.

Trail races at Shelby Farms Park on the Tour de Wolf singletrack offering 5 mile and 10 mile courses. The event is cupless with water stations, chip timing, pavilion packet pickup, bag drop, and post race awards.

A small, early August looped event in Crozet, VA featuring five steep gravel laps totaling 29.0 miles and about 7,610 ft of elevation gain, limited entry, basic aid, and shuttle parking.