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Trail Running Calendar United States 2026-2027
Explore the best trail runs in the United States for 2026-2027! Our updated list features 4141 exciting trail runs across the country. Find your next trail run in the United States below and join the trail community at these great events!
September 2026
Free after dark social Halloween run in Chesterfield with treats, a free 4 Hands beer for runners 21 and older, raffle prizes and ghost stories.
A Tuesday trail race at Winding Trails in Farmington, CT offering 5K or 10K options as part of a five-race series running Aug 25 to Sep 22, 2026.
A fall variant of Craftsbury's Tuesday Night Trail Races with an earlier-season start, fewer events, and running-only format with no bicycle entries.
Nine short trail races across the Twin Ports from August to October with free entry, woodland singletrack courses, and a final potluck with prizes.
A free community 5K cross country run and walk at McGraft Park on the Muskegon High School course, two-loop layout, stroller friendly, dogs not allowed.
Multi-distance trail running festival in Mammoth Lakes featuring high‑altitude technical courses, marked aid stations, and sustainability-focused, cup-less race operations.
A community trail run and walk at Discovery Park for queer women, trans, and non-binary people with donation-based tickets and a required waiver.
A point-to-point 100 mile ultramarathon from Logan, Utah to Bear Lake on September 25, 2026, with qualifying and an eight hour service requirement and a $350 entry fee.
The Rocky Mountain Slam is a prestigious endurance series requiring the completion of four 100 mile mountain races in a single season, concluding with the mandatory Bear 100.
Point to point 200 mile and 100 mile footraces on the Cowboy Trail from Norfolk to Valentine Nebraska, mostly on crushed gravel and largely flat.
Experience the wild spaces of Northern Colorado with a weekend of trail races ranging from a half marathon to a 50 mile ultra through scenic forests and scout camp trails. Stay on site with available camping and community meals.
Echo 136 is a 136 mile point to point journey along the Ice Age State Trail in Wisconsin featuring 11,148 feet of elevation gain and a 55 hour time limit.
Trail race weekend at Arizona Snowbowl offering multiple distances, fixed-time loop events, and a steep hill climb that reaches about 11,500 ft.
Knight Ruck at Gov. Dick on September 25, 2026 features 8 mile and 4 mile weighted ruck options, adult and junior fees, prizes for weighted finishers, and proceeds split with Gov. Dick.
A fall weekend of trail running and camping in the Sawtooth Backcountry, staged from Foggy Dew Campground with guided routes, glamp style camp amenities, shuttles, and three distance options.
A 5K trail run on Bella Rose Vineyard grounds in Lewiston with a stemless wine glass and complimentary wine tasting for participants 21 or older. The event features professional timing, finish line photos, music, and on site parking.
A community trail event at Freedom Hills Ministries in Sugarcreek offering a 10K, 5K and Kid's Run on September 25, 2026 with packet pick up and onsite amenities.
At U.S. Bank Tower participants climb 75 floors or take a self-guided urban hike to support Ketchum Downtown YMCA programs, then gather for a block party with music and food.
An on campus 5K in Oxford MI with a timed run, a 5K obstacle course, a virtual option, and a free kids glow run.
Test your endurance at this self-supported 36-hour event on the concrete paths of the Platte River Trail in Casper, Wyoming.