Trail Running Calendar United States 2026-2027

A 10 miles trail race at Willow River State Park with technical single track, climbs, stairs, a waterfall, and a cupless format with one aid station.

Final race of the Into the Woods 2026 trail run series, a chip timed six mile course through trails, fields and boardwalk at Asbury Woods in Erie, PA. Pre registration is $35 until October 9; day of entry is $40.

Experience a unique trail run through the shaded single track of Bandon's forest. Choose from distances of 1.5, 5, or 10 miles on rolling loamy trails typically reserved for mountain bikers.

Trail races at Newton Hills State Park in Canton SD offer a six mile course and a two mile loop with chip timing, age division points, and a state park entry requirement.

Trail ultra at Bethel Horizons in the Driftless Area offering 50K, 20M and 10M looped courses with mixed singletrack, grassy ridgelines, rocky climbs, fully stocked aid stations and chip timing.

Trail races of 50 miles, 50K and 30K in Cleveland National Forest near Silverado, CA, featuring remote forest roads, significant elevation gain and staffed aid stations. Mandatory self support rules include minimum water and required lights..

Granite Head Trails & Ales Trail Races feature 6.6-mile and 11.2-mile courses. Runners get a tech T-shirt and can enjoy post-race fajitas and a beer. The event is the final race in a local trail running series.

Trail races at Mohican State Park on October 10, 2026 offering marathon, half marathon and 15K through forested trails with streams and varied terrain.

A family-friendly **5K** mud run in Honolulu with obstacles, waist-deep mud pits, a pre-party, and a finish-line after-party featuring music, food, and drinks.

Looped trail races (50k, 30k, 20k) at Ponderosa State Park in McCall, Idaho on October 10, 2026, raising funds for local trails with varied single-track and lake views.

Trail races on the flat, crushed gravel Des Plaines River Trail in Lake County offering Half Marathon, Marathon, 50K and 50 Mile distances.

Test your limits on a USATF certified asphalt loop in Lillington. This supported endurance event features a lit course at night and convenient trackside camping for a personalized running experience.

A 100 mile ultramarathon plus front half and back half 50 mile options on the Ohio and Erie Canalway Towpath in Akron Ohio, held October 10 and 11 2026. The course is mostly crushed limestone and is USATF certificated.

A multi-distance trail event on Wright's Mountain in Bradford, Vermont, featuring 30-hour, 12-hour and a shorter loop race. Finishers receive themed tarot cards and awards, with the field capped at 100 runners.

A 5K timed race and an untimed 2K through the hilly 144-acre Camp Triangle Hills at Crossroads YMCA, held as part of Fall Fest with family activities like rock climbing, archery, tractor rides and a petting zoo.

Trail races at Chestnut Mountain Nature Park on October 10, 2026 with approximately 6.2 mile and 9.3 mile courses, chip timing, one water station, and awards for top finishers.

A professionally timed 5K trail race in Kentwood on October 10, 2026, supporting families of children under 21 with neuromuscular and degenerative diseases; includes Captain and Angel registrations and volunteer roles.

A volunteer-organized trail race at Government Prairie in Kaibab National Forest offering 30K, 18K, 10K and a 1K kids dash, with 100% of proceeds benefiting Big Brothers Big Sisters of Flagstaff.

Test your endurance at Skeetawk Ski Area by running as many one mile trail loops as possible in Alaska's beautiful Hatcher Pass. Choose from durations ranging from four to twelve hours on the scenic Meadow Loop trail.

Experience a unique trail run through the hills and woodlands of Gravel Switch. Enjoy a route featuring meadows and steep climbs followed by a pancake breakfast and handmade awards at the local heritage festival.