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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 4199 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!

August 2027
A limited-field trail ultrarun in Jefferson National Forest offering a roughly 60 km course with a 50 km Party Route, three aid stations, and required self-sufficiency.
Trail loop races near Crystal Springs in Wytheville, VA, with 12.2-mile loops, multiple distance options, required shuttle service, cupless aid stations, and a limited budget entry choice.
A 5k mud run at Wooden Shoe Tulip Farm with 12 to 20 obstacles, a Garden Party, and proceeds supporting Woodburn Rotary.
A 103 mile single loop ultramarathon in Pennsylvania's Wilds that circles the Pine Creek watershed with over 20,000 feet of climbing and aid station based tracking.
A mountain vertical challenge at AZ Snowbowl on August 14, 2027, covering about 11 to 12 miles with roughly 4300 of elevation gain to a peak of 11,500.
A 17 mile trail race at State Line Lookout in Closter NJ featuring four mile technical loops, rock scrambles, stocked aid stations and significant elevation with serious hazards.
A Trifecta weekend at Dillingham Ranch on Oahu featuring Sprint, Super, Beast, Ultra and kids obstacle races across coastal and ridge terrain.
Trail races at Rampart Reservoir offering 16 mile and 8 mile courses, shuttle service from Merit Academy, limited parking at Rainbow Gulch, horseshoe finisher medals and a membership raffle.
Trail races at Rocky Branch Park in Belmont, NC offering 50K, 25K and 5K on a marked looped course with aid stations and a handmade pottery finisher medal.
An urban trail event on August 15, 2026 in Columbus, Georgia offering 25K, 50K and 50 miles with river views, southern-style aid stations, and a 100-runner cap.
A 24 hour running and rucking weekend in Nashotah Park with relay and solo options plus camping, bonfires, s'mores, and family activities.
Trail races and a ruck event at Stokes State Forest on August 22, 2027, with options from 5K to 17 miles plus a free hardship entry option.
September 2027
A timed trail event at 1 North Adventure Trails that combines laps with tic-tac-toe games on a bib. Multiple distance options are offered, times are recorded by circuit, and prizes and giveaways are tied to game outcomes.
Multi-day trail festival at Wawayanda State Park offering races from 1 mile to 100 miles, timed events, panels, film screening and free camping.
Trail races near Butte, Montana along the Continental Divide Trail with multiple distances, historic rail features, chip timing, aid stations, and post-race refreshments.
October 2027
A 48 hour trail event on a private pine forest farm near Sylvania, GA with live chip timing, camping, livestream coverage, finisher medals, and proceeds supporting Ogeechee Riverkeeper.
A timed long distance walking event at Alpine Valley, Elkhorn, WI on October 9, 2027 offering 7, 14, 21, and 28 mile loops, optional weighted vests, and a 10 hour finish limit.
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