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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 3923 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!

May 2027
A timed trail event in Winona Forest featuring 6, 12, and 24 hour options plus a 3-person 24 hour team on a 2.65-mile loop, with camping and on-course aid.
Tackle the Tar is an annual 5K obstacle course and family fun day in Rocky Mount featuring a mud pit and 15+ obstacles. Proceeds support local college scholarships and a separate 1 mile kids race is offered.
Trail race in Lebanon, Indiana on 05/15/2027 offering 4, 8 and 12 mile options on paved rail to trail with wooded and open views. Community focused event with awards, post race refreshments, and inclusion of non binary competitors.
A multi-distance trail run and ruck at Mineola Nature Preserve featuring mixed-surface loops, cupless refill stations, finisher medals, and a ruck division.
Stomp Out Suicide is a shaded trail run and walk at Withlacoochee River Park on May 15, 2027, offering 10K, 5K and 1 mile distances and focusing on raising awareness about suicide; participants receive shirts, snacks, and finisher awards.
A morning 5K held as part of the Fair Hill Scottish Games on May 15, 2027, in Elkton, MD, with on-field entries accepted, an entry fee that includes admission, and cash prizes plus trophies for top finishers.
A supported gravel ride and half marathon at Vermejo Park Ranch on May 15, 2027, featuring multiple course lengths, aid stations, private ranch roads, and specific equipment rules including eBike and aero bar restrictions.
A nine hour timed trail ultra on a 2.2 mile loop through Roosevelt Forest in Stratford, CT. Entry is limited to 50 participants and awards go to the runners with the most miles by the race end.
A multi-distance trail race in Lock Haven PA featuring 47K, 25K and 10K run or ruck options on technical, hilly single-track trails.
A race day in El Sobrante with a half marathon, 10K, 5K and a hiker division through the hills of Wilcat Canyon; registration windows and fees vary by distance.
A fixed-time endurance run at Bixler Lake Park with 6, 12 and 24 hour options plus a four-person relay; the event honors service members and donates part of proceeds to FW22, a local veterans mental health charity.
Point-to-point trail ultramarathon in North Georgia of roughly 56 to 58 miles with 10 aid stations and about 15,000 feet of climb and descent.
Shenandoah Sky in Bentonville, Virginia on May 15, 2027 offers a Mountain 25K with 1700+ feet of climbing, an 8 Mile trail race, and an untimed 8 Mile hike through river, valley, and forest single track.
Looped trail endurance event in Wolf Road Woods offering 7 or 11 hours on a four mile singletrack with an aid station stocked with hot dogs and pixie sticks.
Trail races near Burnsville, NC with 50K, 25K, and 11K point to point courses featuring major climbs and detailed course maps and aid station info.
Massanutten Mountain Trails 100 is a 100 mile trail ultramarathon in Virginia’s Massanutten Mountains with over 18,000 ft of ascent and a 36 hour cutoff.
Marathon and 50 mile trail races on a roughly 26.4 mile single-track loop through the Mark Twain National Forest.
A 20 mile single loop through Jim Edgar Panther Creek on May 15, 2027 with aid stations, certificates for finishers and a finisher medal.
A scenic trail run at Reveille Peak Ranch in Burnet, TX on May 16, 2027 featuring narrow singletrack, slickrock, cactus and a 10K option; tickets from $59.
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