Trail Running Calendar United States 2026-2027

This trail race climbs into the Cleveland National Forest near Silverado, California. Runners can choose from a 10K, half marathon, or a challenging 17-mile local loop. All courses feature significant elevation gain and well-placed aid stat..

Mountain trail event at Harriman State Park on April 4, 2026 offering a half marathon, a 10K and a 10K ruck. Rugged technical courses with substantial elevation gain and a capped field size.

Trail races in the Marin Headlands near Mill Valley offering marathon, half marathon and 10K routes on single track and fire roads with views of the Golden Gate Bridge, San Francisco Bay and the Pacific Ocean. The field is limited to 400 pa..

Trail races of two distances start and finish at Fonta Flora Whippoorwill Farm in Nebo NC and run through Lake James State Park on single track trails with aid stations. Registration includes a finisher medal, race shirt, beer and a donatio..

Trail runs on Mount Diablo on April 4, 2026 offering 50K, half marathon, 10K and 5K distances with a portion of fees supporting Save Mount Diablo. The half marathon is included in the Brazen Ultra Half Series.

A trail race at the Rocks and Roots Trail in Alum Creek State Park on April 4, 2026 offering 6K, 10K, 20K and 50K options on alternating loops, with pre-event pickup at Fleet Feet Columbus and race day pickup at the park.

Timed loop trail races at South Mountain Reservation in South Orange on April 4, 2026. Options include a 1.88 mile loop, a 6K two loop option, and 1 hour, 3 hour and 6 hour timed events.

A trail event at The Great Passion Play in Eureka Springs on April 4, 2026 offering Fun Run, 5k, 5 Mile and Half Marathon routes that pass the Christ of the Ozarks and sections of the Holy Land Tour. Entries include a finisher medal, aid st..

Two trail races at Catalina State Park in Tucson on April 4, 2026 feature a 13.1 mile half marathon with the Bridal Trail and a 5.3 mile loop. Chip timing, age group awards, finisher shirts, and post race breakfast are provided.

Course and Distance The Run Across CT 123 is a point-to-point ultramarathon that travels coast-to-coast across Connecticut, covering approximately 123 miles (200K). The route passes through 25 towns, starting in East Thompson and finishing..

Trail events on April 4, 2026 from Folsom to Auburn include a 50 mile endurance run plus 25 and 10 mile options, with on-course aid, professional timing, finish medals, goody bags, and post race food and beverages.

This six-hour trail run at Luhr County Park is a timed event where runners complete as many 1.7-mile loops as they can. The winner is the person who covers the most distance within the time limit. It's part of a series focused on creating a..

A three-loop 5k at Molon Lave Winery in Warrenton, VA on April 4, 2026, run as a cross country route with two water stations and chip timing. The race counts toward multiple series and offers a virtual option.

Trail ultramarathon at Russell Lands on Lake Martin in Alexander City, AL with 50 mile and 50K options. The course uses a 25.09 mile loop with runnable trails, multiple aid stations, and a notable climb at Heaven Hill.

Race the Ranch is a unique snowshoe running event near Granby, Colorado. It offers 50K, 25K, and 5K distances across groomed and backcountry trails. All participants must carry snowshoes and receive a beanie and camp mug at the finish.

A trail-running event at the Whitewater Center in Charlotte offering full and half marathon distances on marked natural-surface trails, with aid stations, packet pick-up, participant waivers, and age-group awards.

A give or take five mile loop through Jacobsburg State Park with singletrack and gravel sections. Options include a 5 mile event or three hour and six hour timed efforts, and the event follows a zero carbon approach.

A trail run at Red Top Mountain State Park on April 4, 2026 offering 7.5 and 3.8 mile options with a 275 runner cap. The route uses single and double track on old fire road bed and awards medals by overall and age categories.

A trail-only race at Fort Yargo State Park near Winder, GA, offering a 50K (two 15.6-mile loops) and a 25K (one loop) with marked trails, staffed aid stations, drop-bag support, finisher medals, and timing.

Trail races in Des Moines on April 4, 2026 offering 8 mile and 4 mile distances with clear course marking, basic timing, a custom bib, a rotating race item, and post race food.