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Trail Running Calendar United States 2026-2027

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Explore the best trail runs in the United States for 2026-2027! Our updated list features 3912 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!

July 2027
A playful Bar Harbor event where runners eat a whoopie pie every 0.25 mile, competing solo, in relays, or in an endurance format.
A community July 4th running event in Stayton, Oregon featuring 3K, 5K and 10K courses on asphalt and trail. Part of the town festival, it offers age-group ribbons and a prize for the most patriotically dressed runner.
A 5K trail and 1-mile run at Wooster Memorial Park on July 4, with packet pickup, awards, sponsor support, and part of entries benefiting The Friends Wooster Memorial Park.
Fourth of July runs at Mingus Park in Coos Bay include a free kids 1/2-mile and an approximately 4K adult course, with fireworks and a post-race festival.
An annual Fourth of July footrace in Seward that climbs and descends Mount Marathon overlooking Resurrection Bay. Men and women run the full mountain while juniors run about halfway.
A July 4 community run in Lebanon NH offering 6.2 and 5K courses along the Mascoma River trails with on-site registration, bib pickup, parking and age-group awards.
A marked 5k trail run and walk on July 4 in Rochester starting and finishing at River Brook Park, following single-track trails through Chantrea Field and the VCR Connector.
A self supported road race from a Mississippi River ferry to the Rock on Sand Mountain, covering about 314 miles, with an optional Bus + Hotel logistics package.
Three days of trail races on Mt Ashland offering ultra and shorter distances, a pre race expo, vendor village with live music, and full service aid stations.
Trail relay held in July at Ascutney Outdoor Center in Brownsville VT featuring multi-runner team divisions, single track trails, camping and glamping options.
High altitude trail races in Como and Grant, Colorado on July 9 and 10 2027, offering multiple distances including a point to point 100k and a 100 mile with qualifying rules.
A 100 mile ultramarathon around Silverton Colorado through high alpine terrain with about 66,882 feet of total elevation change.
Obstacle course weekend at Blue Mountain Ski Area in Palmerton, PA featuring Sprint 5 km, Super 10 km and kids races through steep, forested terrain.
A multi-discipline endurance event in Bend, Oregon featuring a trail half marathon, a 39 mile mountain bike race, and 39 or 49 mile gravel routes with solo and three-person team options.
Two-day Trifecta weekend in Utah on July 10-11, 2027 featuring Sprint 5 km, Super 10 km, Beast 21 km, kids races, alpine climbs and a gondola finish.
Trail half marathon along Deer Creek Reservoir with a marked course, aid stations, finisher medals, free photos, and post-race food in Utah.
A 5K trail race in Pleasant Grove, Utah on July 10, 2027, with varied terrain and proceeds supporting the Follow the Flag Foundation.
Back Cove Backyard Ultra in Portland ME sends runners on repeated 4.16 mile loops around Back Cove Park each hour until only one runner remains.
Iron X pairs a half marathon on part of the Western States Trail with on course ironing at eight Auburn locations.
Multi event trail weekend in Copper Harbor featuring a 6 km hillclimb, 10 km trail runs, a 25 km adventure run, awards and aid stations.
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