Trail Running Calendar United States 2026-2027

Experience a flat mud run through the Indiana countryside at CERAland Park. Choose between 5K or 15K courses featuring iconic obstacles like the Arctic Enema and enjoy a vibrant finisher festival with live entertainment.

Experience an obstacle course race at the Tryon International Equestrian Center featuring horse trails and red clay hills. Choose from 5K and 10K distances or children’s races in a world class sporting venue.

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, 17,300 feet of ascent and descent, staged at Mt. Hood Meadows. The 2026 race is a Western States qualifier and is capped at 250 participants.

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 stages rugged trail races around Mt. St. Helens with a full circumnavigation 50K and a 25K that shares iconic volcanic terrain, steep climbs, boulder fields, river crossings, and substantial elevation change. Both races start and f..

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.

Experience high alpine trail running in the scenic mountains surrounding Aspen. Choose between 50K, marathon, or heavy half marathon distances on dirt trails ending at a vibrant finish line festival.

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.

Tushars Mountain Runs in Beaver, Utah features four high-elevation trail distances from a half marathon to a 100K around Eagle Point Resort, with sustained climbing, marked technical trails, aid stations, and mandatory safety gear for longe..

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.