Trail Running Calendar United States 2026-2027

Looped trail races at Glenn Cunningham Lake in Omaha offering 5 mile, 10.5 mile, 21 mile, 50K and a 50 mile option. Two buffet style aid stations support runners and registration for 2026 is open with a 500 runner cap.

A trail race in Missoula that starts and finishes near the university, climbing multiple summits with 8,000+ feet of vertical ascent. Routes circumnavigate the Pattee Creek Watershed and include under two miles of pavement.

A themed charity run and community festival on October 18, 2026 in Downtown Roseville, CA, supporting the bleeding disorders community. The day includes a timed 5K, a one mile walk, festival food, carnival games, and a remembrance ceremony.

Little Duck 50k in Windham, ME on October 18, 2026 features 50k and 10k trail races at East Windham Conservation Area, run on a multi loop course with significant elevation and staffed aid stations.

An off-road 50K starting at Guilford Lakes School that runs through linked woodland preserves on rocky forest road and single-track terrain. The course avoids repeated loops and recommends recent marathon-level experience.

An October trail run at the Black Hawk Unit of the Lower Wisconsin State Riverway, organized by volunteers. Proceeds support local conservation groups and the event posts results and photos after the run.

Trail and 5K races at Hillside Park on October 18, 2026, benefit a free mammography program. A kids fun run for ages 5 to 12 is included, with chili and vegetarian food and timing by Compuscore.

The 4th annual Chesterfield FALL Terrain 5K at Fenton Lane Park on October 18, 2026 features a 5K run/walk and a 1 mile Fun Dash, supports local charities, offers custom race shirts and age group awards.

A donation-supported trail race of about 5.25 miles at Gunpowder State Park featuring a steep opening climb, varied downhills and scenic single track. It is the shortest event in the BRRC trail series and offers race day registration.

Hopson Trail Runs in Honeoye offers scenic fall trail routes of 5K and 9K through WoodsEdge Retreat and Sandy Bottom Park. The event supports Embrace Your Sisters and includes a post race gathering at Birdhouse Brewery with music and a comp..

A chip timed 5K and an untimed 1 mile fun walk at GE Park in Bloomington on October 18, 2026, raising funds for BN Sunrise Rotary Youth Services and the CCHS Rotaract Club. Awards include ceramic steins for top 5K age group finishers.

A charity event in Cleveland Heights featuring a 3.5 mile off-road trail with water crossings and a 1 mile neighborhood walk. Proceeds benefit EDWINS Leadership & Restaurant Institute and awards are given by age group.

Methodist Mountain Ultra The Methodist Mountain Ultra (MMU) is a trail race set on the Methodist Mountain trail system near Salida, Colorado. It takes place at the northern end of the Sangre de Cristo mountains. The event features two dista..

Weekend at Burney in Burney, CA runs October 22 to 24 and features 48 hour, 24 hour, 12 hour formats plus 13.8 mile and 4.8 mile races. All races are cupless and free registration is available for Indigenous runners.

A USATF certified, timed multi day event on a paved 1.00203 mile loop in Veteran's Park Alabaster, Alabama. Options span 6 to 72 hours with 24 hour aid, chip timing, cupless aid station, and finisher medals plus 100 and 200 mile buckles.

A remote 100 mile point to point on the Ozark Highlands Trail in northwest Arkansas, featuring rocky, steep terrain, multiple creek crossings, required GPS tracking, large elevation gain, and a 38 hour time limit.

A multi distance trail event at Hill Country State Natural Area on October 23 to 25 2026 featuring rocky looped courses, about 2500 ft of elevation per lap, ruck divisions, chip timing and a youth one mile.

A Halloween-themed trail event in Pingree Grove, IL on October 23, 2026 with multiple 5 km heats, haunted sets and animatronics, plus a costume contest, bonfire and food; spectator fee $10, free parking.

A 100 mile point to point ultramarathon on the Ozark Highlands Trail in northwest Arkansas on October 23, 2026. The course is rugged and remote, requires a satellite GPS tracker and GPX file, and has a 38 hour cutoff.

An endurance event at Beals Point, Granite Bay featuring hourly 4.16 mile laps until one runner remains, plus a 12 hour Mini Last Person Standing option. Aid is available at the start area and runners may set personal aid stations.