Trail Running Calendar United States 2026-2027

A community cross country style event at Lussier Stadium in Madison featuring a 5 km run and a 1 mile walk; established as a memorial and serving as a fundraiser for LaFollette High School middle school feeder schools.

Loop format trail event at Busse Woods in Ned Brown Forest Preserve on August 15, 2026. Runners complete 3.1 mile loops on crushed limestone and packed gravel with a centralized aid station and distances from 5K to 50K.

A loop trail ultramarathon at Busse Woods in Elk Grove Village Illinois on August 15 2026. It offers 40 mile and 50 mile options, with registration closing August 14 2026.

A timed 5k and 10k on a 100% trail course in Rincon, GA, open to runners and walkers. Each participant receives a shirt and a die cut finisher medal.

A day of timed endurance challenges on a wooded 2.62 mile loop at Tilden Hill Farm in Verona NY. Events finish with an optional pond plunge and a post event celebration with medals and awards.

A USA Track & Field Mountain Ultra Trail sanctioned uphill race at Arizona Snowbowl, roughly 11 miles of ascent with limited entry for 150 runners on August 15, 2026. The course features high elevation, aid stations, and a summit finish.

A cross country season opener in Carrollton featuring middle school and high school races plus a Community Open 3K, team entry options, early bird registration, and awards including a Beat Your Kid challenge prize.

A mountain trail event at Belleayre Resort on August 16, 2026, offering a rugged 25K (5000+ ft elevation) and an 8K on ski slopes; organized as a zero carbon event with donations supporting The Catskill Center.

A multi distance running event at O. P. Schnabel Park in San Antonio with chip timing for longer races, aid stations, awards, finish line rally, volunteer options, and a virtual half marathon.

A community running event at Independence Oaks featuring a 5K and a Cat Walk 1K with pets welcome, on-site family activities, participant medals, and fundraising for two local animal rescues.

The Leadville Trail 10K Run on August 16, 2026 is a 10 km out and back that uses the opening and closing sections of the LT100 Run course at high elevation, with one aid station at the turnaround and age group and overall awards.

Trail event at Red Lodge Mountain featuring multi-lap courses on singletrack, access road and bushwhack sections, with options from a 4.31 mile hot lap to a 26.2 mile marathon; dogs are permitted with good recall.

A mountain running event in Stowe, VT of about 11 miles and roughly 5,000 feet of climbing. The route climbs Mozo via Haselton Trail, traverses rugged spur trails, and returns via Sunset Ridge and Rimrock.

Participate in a free USATF sanctioned 5K trail run or walk at The Heron Farm and Events Center. This family friendly event features live music and various awards for finishers and age group winners.

Trail runs in Iroquois Park with 7 mile and 4 mile options as part of the Kentucky Cryptid Series. Complete three of four races in-person or virtually to earn a Cryptid Series survivor medal and shirt.

A women only 5K obstacle mud run in Glencoe, Kentucky on August 16, 2026, featuring 18 plus obstacles and open to participants aged 7 and older. The event is non competitive and allows running, jogging, or walking.

A 7K trail race at the Woodstock Equestrian Center with a hilly course that circles fields and runs through wooded single track, presented as a 1969 throwback with 60s music and period attire encouraged.

A five kilometer trail run along the Lands End Trail in San Francisco with views of the Golden Gate and the Pacific Ocean. The event lists a $10 entry fee, awards finisher ribbons, and requests no headphones or pets on course.

A community fundraising race in Oakland that supports the Oakland Cubs youth running team and its scholarship programs. The event features a Kids Fun Run and 5K trail runs at 3594 Sanborn Dr on August 16, 2026.

A community 10K and a 1 mile kids race through the redwoods in Felton, California, starting and finishing at Roaring Camp Railroads. The event supports the local business and community association and includes a pancake breakfast.