Trail Running Calendar United States 2026-2027

Experience the Frisco Peninsula trails with a choice of 5 km, 10 km, or Half Marathon distances. Enjoy a scenic course featuring single track trails and dirt roads with views of Dillon Reservoir and the Ten Mile Range.

Trail races of 50K, 25K and 10K follow the North Country Trail and River Trail near Tahquamenon Falls in Paradise, Michigan. Courses feature forest singletrack, vehicle-accessible aid stations, bused starts, drop bag service, and finisher a..

Trail marathon and half marathon at Butterfield Trailhead Regional Park in Herriman, UT, featuring mostly single-track trails, substantial elevation gain, spaced aid stations, free race photos, locally made medals, and a post-race breakfast..

An alpine ultramarathon in the La Sal Mountains offering 100 mile, 50 mile and 50K courses. The 100 mile route averages above 8,700 ft elevation with roughly 24,000 ft of ascent and descent.

A backyard ultra at Alum Creek State Park where runners repeat a 4.167 mile loop each hour until only one runner completes an extra loop. The last person to finish a loop is declared the winner.

Experience a 103 mile single loop ultramarathon through the Pennsylvania Wilds. This event features over 20000 feet of climbing as it circumnavigates the Pine Creek watershed on technical mountain trails.

Trail marathon, half marathon and a 6.5 mile all trail course around Wanoga Sno Park near Bend, Oregon, with varied terrain, multiple aid stations, and a late race climb. Post-race festival and local beneficiary support.

Experience a technical seventeen mile trail run along the Hudson River cliffs with over five thousand feet of elevation change. High endurance is required for this rugged course featuring boulder scrambles and scenic river views.

Experience trail running near the Blue Ridge Mountains with 15K and 5K races at Table Rock State Park. Navigate creek crossings and climbs toward Pinnacle Mountain to earn finisher awards and enjoy mountain views.

The event is cancelled. It had been planned as a 10K ruck obstacle course at Pineland Farms in New Gloucester, Maine, featuring The Crucible with 20+ obstacles and prize rules requiring participants to ruck the full course with a pack.

Experience the Withlacoochee Forest after dark in this night trail race featuring 5, 10, and 20 mile distances. Navigate single track trails under the stars with glow stick markers and a post race picnic celebration.

Participate in a 5K or 10K trail and ruck run in Velpen to honor veterans and emergency personnel. Enjoy a professionally timed race at Cool Springs that supports local community safety and veteran awareness.

The Tails and Trails 5K is a community event supporting animal therapy, featuring a flat course through Cody along the Shoshone River. Participants can run or walk with their dogs on August 8, 2026.

Experience the desert after dark at White Tank Mountain Regional Park with five different trail distances. Challenge yourself on the technical Sonoran Loop under the stars at this Arizona night running event.

A multi-distance trail race in Mueller Park near Bountiful, Utah featuring a demanding 50K plus 26.8, 13.8 and 7 mile courses across single track and forest roads, with significant elevation gain and limited aid on the early 50K section.

Experience a premier two day trail event in Steamboat Springs featuring mountain bike and running races. Navigate scenic singletrack through aspen forests and meadows while supporting local youth and trail advocacy programs.

Experience the lush forests and single track trails of Bellevue in this eco friendly trail series. Choose from three distances ranging from a 5K to a full marathon while supporting King County Parks.

Two trail races of 5 mile and 10 mile take place at Oak Hill in Cuyahoga Valley National Park on August 8, 2026. The course features a fast descent, a long uphill, and twisting rooted trails, and it includes finisher swag options.

The Snowbowl 15K is a challenging trail run on a 9.3-mile loop at Montana Snowbowl. Runners face a 2,150-foot climb followed by an equal descent on the Beargrass Highway single track. The event includes post-race lunch and amenities, capped..

A night trail race at Frog Pond Overlook near Anniston, Alabama, on dirt and gravel forest roads. Distances range from a 10K out-and-back to a four-loop 100K; course direction alternates yearly and aid stations and handmade finisher amulets..