Trail Running Calendar United States 2026-2027

Experience the Wild West Relay, a scenic point to point 200 mile run from Fort Collins to Steamboat Springs. Solo runners and teams of every size are welcome, with live GPS tracking and a mountain finish at Steamboat Springs Ski Resort.

Join the SoCal Summer evening 6K or 12K at Lower Arroyo Park in Pasadena on July 31 2026 and celebrate after with tacos and drinks. Scenic park routes and friendly vibes make this a perfect summer night run.

Two days of trail events at Bogus Basin featuring a steep hill climb, a 5 mile race, and a 10 mile race that climbs over 2,000 feet. Proceeds support Ridge to Rivers and 5 and 10 mile finishers receive a shirt and medal.

Night trail races at San Antonio's Land Heritage Institute with distances from 5K to 50K, including a 17K RUCK requiring a 25 pound minimum. The event is part of the Texas Summer Night Series and features aid stations and finisher awards.

Sheep Mountain Trail Runs in Fairplay, Colorado offers Half Marathon, 50k and 50 mile courses at high elevation above 10,600 feet, with well stocked aid stations, finisher awards and mid race drop down options for longer distances.

A 100 miles mountain trail race at Mt Hood Meadows with a lollipop-loop course, 17,300 ft up and 17,300 ft down, crew accessible aid stations, chip timing and a 34 hour cutoff. The 2026 edition is a Western States Qualifier.

Remote trail races on Mt. St. Helens with a full loop 50K and a shorter 25K. Routes run mostly on the Loowit Trail across lava, boulder fields, rivers and forest with thousands of feet of elevation change.

A 15 mile mountain trail race in Hesperus, Colorado, gaining about 3,100 feet and topping out near 12,200 feet at Kennebec Pass. This non profit event benefits La Plata County Search and Rescue and is limited to 150 runners.

A multi distance trail event on Blue Hill Mountain featuring 5k, 10k, 25k and 50k routes on figure eight loops, field paths and technical forest trails, with aid stations on course and proceeds to local conservation and tribal partners.

Trail runs at Twin Creeks Farm in Valparaiso feature tree covered single track, switchbacks, bridge crossings and farmland views. Races include 18 mile, 9 mile and 4 mile looped courses with finisher awards and youth pricing.

A trail running event in Aspen on August 1, 2026 offering 50K, marathon and heavy half marathon distances on mostly dirt trails, with remote aid stations, high alpine terrain and a finish line festival alongside the Duck Derby.

A night trail event at Cedar Hill State Park with approximate 5K, 10K, 18K, 36K and 54K options on the DORBA trail system. Runners must carry hydration and may need illumination for night sections; aid stations are limited.

High-elevation mountain trail races from Eagle Point Resort, Beaver, Utah, on August 1, 2026. Four distances (100K, 70K, marathon, half) on technical routes with significant climbing and mandatory safety gear for long distances.

Steel City Human vs Horse at Hillman State Park on August 1, 2026 pits runners against equestrians on scenic single track, gravel and meadow trails. Choose 20k, 50k or 50 mile for a rare side by side endurance race.

A mountain 5K, 10K and half marathon around Green Valley Lake, CA, featuring mixed paved and dirt surfaces, multiple aid stations, chip timing, race awards, and proceeds benefiting The Children’s Forest.

A two day trail running weekend at Taos Ski Valley on August 1 and 2 2026 featuring a 10K with a 2,612 ft climb, a 20K double loop, a vertical 1K up Al's Run, a kids 1K and combined race options.

Run the Vineyards at Bohemia Manor Farm offers scenic 5K and 8K courses through vineyards, waterfront and wooded trails, chip timed with live results. Finish with refreshments, a souvenir wine glass and an after party on the river.

Trail races on August 1, 2026 in West Yellowstone, Montana at Rendezvous Ski Trails. Events include Marathon, Half Marathon and 10K on Custer Gallatin National Forest trails; participants are advised to carry bear spray.

Run through rugged Wyoming Wilderness at El Vaquero Loco on Aug 1, 2026, choosing a challenging 50k or 31k course. This community race supports Star Valley High School track and cross country while showcasing scenic, off road trails.

Ridge Reaper Trail Runs returns Aug 1, 2026 at Ward Pound Ridge Reservation near NYC, offering multiple distances from runnable loops to epic 50 mile challenges. Expect wooded technical trails, ridge views, finisher medals and podium awards..