Trail Running Calendar United States 2026-2027

A 24 hour individual and team relay at Mint Hill Park with a 1.35 mile mixed surface loop, staffed aid station, crew areas, and distance awards for 100K and 100 miles.

The Froggy's Freaky Friday will take place in Galax from Saturday 31 October 2026 to Sunday 1 November 2026. You can run between 50 and 50 miles.

Obstacle course weekend at Sunflower Valley Farm near New Hampton NY with Sprint 5 km, Super 10 km, kids races, Hurricane Heat formats and spectator options.

Trail races at Caspers Wilderness Park on October 31, 2026 offering 10k, half marathon, 35k, marathon and 50k routes with marked courses and event support.

A Halloween 5K in Clermont with haunted spook zones, a costume contest, and a live DJ. A virtual 5K option includes shirt, bib, medal and domestic shipping.

Charity bib entries reserve spots in the Javelina Jundred 100 Mile and 100K races at McDowell Mountain Regional Park with fundraising minimums of $4,000 and $3,000. The 100 Mile is a 2027 Western States qualifier and a Golden Ticket race.

Trail races through Columbia River Gorge scenery with 25K point to point and a 50K loop, finishing at Marine Park in Cascade Locks.

Looped trail races at Red Wing Recreation Area in Lagrangeville, NY offering 100k, 50k, and 10k courses with aid stations and finisher medals.

Celebrate Halloween with a trail race through San Jose Hellyer County Park. Choose from distances including 5K 10K Half Marathon and Marathon with costume prizes and certified courses.

A Halloween nighttime 5-mile out-and-back on the Ghosttown Trail in Vintondale, PA, held October 31, 2026. The closed-course event requires personal lighting, uses chip timing, includes one water stop, awards by age groups, and has a 1 hour..

A team cross-country meet in the Billings region where Montana runners compete over a 5K course for a traveling trophy; age- and gender-based categories are offered and entry is listed at $30.

A point to point ultramarathon of about 101 miles on the Ozark Trail through the Mark Twain National Forest, featuring fixed trail markers, 13 aid stations, varied terrain and about 12,000 feet of elevation gain.

Holistic Hustle in Kennebunkport features a timed 5K, a trail 10K and a kids half mile fun run at Emmons Preserve on October 31, 2026. The community fundraiser includes music, family activities, finishers medals and a raffle.

Experience a themed trail run through Cincinnati's French Shelter Park with options for a 5k or 10k distance. Participants enjoy costume contests and holiday activities while earning points toward a global series award.

Trail races at Brown's Woods in West Des Moines offering 5K, 10K and 15K on single and double track dirt, with proceeds supporting local trail organizations.

Trail races and festival activities at Oak Mountain State Park on October 31, 2026, including marathon, half marathon, 10K and a family Halloween hike.

A technical trail half marathon at Moreau Lake State Park covering about 14 miles with 2700 feet of climb, fully marked with one aid station near Bonita Lake.

A Halloween 3.5 miles trail run at Otahki Lake KOA on October 31, 2026 that raises funds for the Care Camps Foundation, with a limited event shirt, participation medal, snacks, and trophies for the top three finishers.

A trail event at Crystal Cove State Park on October 31, 2026 featuring a 4 mile loop with about 700 feet of climb per lap and ocean ridge views. The race is USATF sanctioned and part of the Southern California UltraRunner's Grand Prix Serie..

A multi-distance trail event at LLELA in Lewisville, Texas featuring distances from a 1 mile youth run to a 100K ultramarathon, held October 31 to November 1, 2026, supporting local habitat restoration.