Trail Running Calendar United States 2026-2027

A rolling five mile trail race at Spring Lake Park in Hastings, Minnesota, run as two figure eight loops over prairie and wooded single and double track with about 310 ft elevation gain. Field limit 425 and registration opens Jan 1, 2026.

Celebrate the 10th anniversary Ragged 75 around Lake Sunapee, a three stage trail challenge of about 75 miles with 15,500 ft of climbing, or tackle the one day 50k of roughly 33 miles. Camp by the lake, race rugged trails and push your limi..

Lean Horse Ultra is a multi-distance trail running event on the George S. Mickelson Trail in the Black Hills, held July 31 to August 1, 2026, with 100 mile, relay, 50, 30, and 20 mile options and a CrossFit edition.

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.

Take on high alpine trails above 10,600 feet in Fairplay, Colorado at the Sheep Mountain Trail Runs, with Half Marathon, 50k and 50 Mile distances. Enjoy technical singletrack, sweeping mountain views and a finisher award.

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.

A remote trail event on Mt St Helens with 50K and 25K courses that run largely on the Loowit Trail across lava, boulder and pumice fields. The 50K requires prior 50K race experience and mandatory safety gear.

Run the Kennebec Mountain Run on Aug 1, 2026: a rugged 15 mile trail in the La Plata Mountains with 3,100 feet of gain up to about 12,200 feet. Limited to 150 racers, this nonprofit supports La Plata County Search and Rescue.

Blue Hill Mountain Trail Fest in Blue Hill, ME offers scenic trail races from 5k to 50k with summit climbs, wildflower fields, technical forest trails and coastal views. Proceeds benefit Blue Hill Heritage Trust and Wabanaki Alliance.

Run scenic single track trails at Twin Creeks Farm in Valparaiso with 4, 9, and 18 mile options across wooded switchbacks, bridges and creek views. All finishers get on site awards and podium prizes await top runners.

Take on alpine trails in Aspen Colorado with three distances 50K, marathon and heavy half, all starting at Rio Grande Park on August 1, 2026. Finishers celebrate at the Duck Derby festival with music, food and awards.

A night trail race at Cedar Hill State Park with approximate 5K, 10K, 18K, 36K and 54K distances on DORBA trails. All participants must carry a hydration device; aid stations are limited and the trail has no lighting.

Run high altitude technical trails at Tushars Mountain Runs from Eagle Point Resort in Beaver Utah on August 1, 2026. Choose 100K, 70K, marathon or half marathon routes that climb above 11,000 feet for a mountain challenge.

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.

Run a 5K, 10K or Half Marathon around scenic Green Valley Lake, tackling a lake loop and a challenging climb to forest viewpoints on mixed paved and dirt roads. Enjoy post race festivities while supporting The Children’s Forest.

Up & Over Trail Run Weekend at Taos Ski Valley brings a mountain 10k with a 2,612 ft climb, a new 20k double-loop, a vertical 1k up Al's Run, and a 1k kids race with part of proceeds benefiting the Enchanted Circles Trail Association.

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.

Hit the trails at the Yellowstone Trail Marathon in West Yellowstone, Montana, offering marathon, half marathon and 10K courses that start and finish at Rendezvous Ski Trails. Enjoy rugged mixed terrain, aid stations and finisher medals in..