Trail Running Calendar United States 2026-2027

A scored 5K cross country race at Van Cortlandt Park in the Bronx on September 27, 2026, part of NYRR's fall series; includes free youth races for ages 2 to 18 and awards for top finishers across divisions.

Trail races of 20 km, 10 km, 5 km and a 1 km kids race take place at Crosscut Mountain Sports Center near Bozeman on September 27, 2026. The Bobcat 5 km directs proceeds to the Montana State University Nordic Ski Team.

The 4th annual Greenland Open Space Pack Burro Race in Larkspur, Colorado offers 8 Mile and 3 Mile pack burro divisions. Teams must register a burro partner, follow animal welfare rules, and the field is limited to 75 participants.

AUSA Southern Virginia Chapter hosts a timed 3rd Annual 5K and 10K on the Virginia Capital Trail in Charles City, with race timing, a finisher medal, event SWAG, and proceeds supporting the Charles City High School JROTC Scholarship Fund.

The Lake Tahoe Trail Festival will take place in Zephyr Cove on Monday 28 September 2026. You can run between 15 and 100 kilometers.

A five-event trail series in Cuyahoga Valley National Park with weekly themed Tuesday evening races from late September through October. Distances are 3 to 5 miles and the final event at Camp Butler is dog friendly.

A three day trail running festival from Kanab, Utah to Bryce, Zion, and Antelope Canyon offering timed races, on site camping, daily meals, shuttles, afternoon activities, and nightly awards.

A low-key evening trail running series in Forest Park, organized as three Series of five races with courses around 4 to 7 miles. The Series includes standings, a post-Series awards gathering, and benefits the Forest Park Conservancy.

Experience a massive endurance test at Mohawk Mountain Ski Area. This ultra trail event features a 152 mile course with over 72,000 feet of elevation gain to be completed within 84 hours.

Test your limits on a flat one mile loop at the Sussex County Fairgrounds. Choose from 6 to 72 hour timed races or certified marathon and 50K distances with full kitchen and shower access.

A monthlong October event with a virtual 99 kilometer challenge and in-person 2K, 5K and 10K trail races at SnowKraft Nordic, honoring lives lost to domestic violence and supporting survivors and local services.

A memorial 5K in New Bern, NC with in-person and virtual options in early October. The race uses the Dragonfly trail at Martin Marietta Park and offers T-shirts, awards by age group, one water station, and light refreshments.

Yuba Gold is a self guided *50K* point to point in Nevada City, CA held October 1 to 31, 2026. Runners complete the original South Yuba Campground to Bear Valley course, submit an activity link for ranking, and receive a finisher award.

Oktoberfest Trail Run in Farmersville, Texas offers 5k to 50k distances on the reclaimed Chaparral Trail through prairies and farmland. The event features marked aid stations, a cupless refill policy, and one post-race beverage per registra..

A festive October race at Legacy Park in Cottleville offering 1 mile, 5K, 10K and virtual options with glow in the dark medals, costume encouragement, post-race food and awards across multiple age groups.

Back On The Ranch Trail Run in Los Olivos CA runs October 2 to 4, 2026 and offers timed trail formats from three hours to 48 hours. The event is organized by AllWeDoIsRun, a promoter of California Central Coast trail events.

DC Peaks stages multiple trail races near Salt Lake City on Oct 2–3, 2026, including 100 mile, 50 mile, 55K and 25K options. Organizers publish course videos and run a podcast, and the 50 Miler awards Bear 100 entries to its top male and fe..

The Mammoth is a loop ultrarace in Mammoth Lakes, California on October 2, 2026. The course circles an ancient caldera and passes alpine lakes, volcanic rock, Mono Lake tufas and summits above 11,000 feet.

A chip timed multi hour running event at Marzella Farm in Lykens, PA on October 2 and 3, 2026, offering 24 hour, 12 hour and 6 hour options with camping, an aid station and awards.

Experience a nighttime trail run at the Shelby Farms Cross Country Course with options for a 5K race or 2K fun run. This family friendly event supports youth athletics programs in Memphis.