Trail Running Calendar United States 2026-2027

Experience high elevation trail running in the mountains of Fairplay Colorado. This event offers three distances ranging from a half marathon on forest roads to technical ultramarathons through remote wilderness terrain.

A 100-mile mountain trail race on Mt. Hood with a crew-accessible lollipop-loop course and 17,300 ft of ascent and descent, staged at Mt. Hood Meadows on August 1-2, 2026. Capped at 250, it is a Western States qualifier and requires a servi..

Test your endurance at Cooper River Park on a fast and flat 3.75 mile paved loop. Choose from 12 hour, 24 hour, or 100 mile challenges with great views of Philly and full aid station support.

Volcanic 50 near Mt St Helens on August 1 and 2, 2026 offers a rugged 50K and a 25K over single track through lava, pumice and forest. The 50K has about 7,400 ft of elevation change and requires a prior trail 50K result.

A non-profit 15-mile trail race on August 1, 2026 near Hesperus, Colorado, climbing 3,100 ft to 12,200 ft at Kennebec Pass with views of the Animas and Dolores valleys. Proceeds benefit La Plata County Search & Rescue.

A multi-distance trail event on Blue Hill Mountain near the Maine coast offering 5k, 10k, 25k and 50k routes with summit trails, aid stations and revenue donated to local conservation and Wabanaki organizations.

Experience the diverse single track trails of Valparaiso at the Oakadoke Trail Runs. Choose between 4, 9, or 18 mile courses featuring scenic creek crossings and winding switchbacks followed by a celebratory post race meal.

A mountain trail event in Aspen on August 1, 2026 offering 50K, marathon and heavy half-marathon mostly on dirt trails with significant elevation gain; limited on-course support and a finish festival at Rio Grande Park.

A night trail race at Cedar Hill State Park with approximate distances 5K, 10K, 18K, 36K and 54K on the DORBA trail system. Hydration devices are required, aid station coverage varies, and illumination is needed after dark.

Mountain trail races in the Tushar Mountains near Beaver, Utah on August 1, 2026. Distances range from a half marathon to 100K and are staged from Eagle Point Resort above 10,000 feet.

Event Overview The Steel City Human vs Horse is a simultaneous trail running and horseback endurance race. It is modeled after similar race formats in the UK and Arizona. Runners on foot and riders on horseback start together to see who can..

Experience a scenic mountain race through the pine forests of the San Bernardino National Forest. Run alongside the lake and onto forest trails with distances including a 5k, 10k, and Half Marathon.

Experience a high altitude mountain running weekend in Taos Ski Valley. Challenge yourself with peak elevations over 11000 feet across 10k, 20k, and vertical climb events in the heart of New Mexico.

Run a technical 8K trail through vineyards and along the river at Bohemia Manor Farm. The chip timed event includes a tech shirt and wine glass. Celebrate after with a waterfront party featuring live music and food.

Experience a trail run through the Custer Gallatin National Forest at the gateway to Yellowstone National Park. Choose between marathon, half marathon, or 10K distances on scenic mountain trails.

Experience the rugged beauty of the Wyoming wilderness at El Vaquero Loco. Run through the western landscape on technical trails to support local high school athletic programs.

Experience the wooded trails of the historic Ward Pound Ridge Reservation in New York. This event offers 25K, 50K, and 50 mile distances featuring a mix of technical singletrack and runnable carriage roads.

Experience trail running in Orange County with several race distances ranging from a 5k to a 6 hour timed challenge. Navigate a scenic 3.3 mile looped course with multiple early bib pickup options available.

Test your endurance at CERAland Park with the Spartan Hurricane Heat in Indiana. Choose between four and twelve hour team based challenges that focus on resilience and collaboration alongside a Tough Mudder weekend.

Experience the rugged terrain of the 140000 acre Philmont Scout Ranch in New Mexico with trail distances ranging from an 8 mile sprint to a 50 mile ultra.