Explore the best trail runs in the United States for 2026-2027! Our updated list features 4064 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
STADIUMTREK at Nippert Stadium on October 2, 2026 features an individual challenge to complete 14,000 steps within a three hour window for 14ER status, plus a relay for teams of 2 to 4. Registration opens June 17, 2026 and the fee is $49.99..
A women only weekend at Cuivre River State Park with camping, hiking, night trail runs and outdoor clinics organized by Terrain Trail Runners. The free event is capped at 20 participants and hosting costs are shared among attendees.
A 13.1 mile trail half marathon at Steele Creek Park in Bristol, TN, featuring technical single track, steep climbs, creek crossings and more than 2,000 feet of elevation gain. Proceeds support park trail improvements and top finishers rece..
A Spartan Race weekend at Nevada State University in Henderson, featuring Sprint 5 km 20 obstacles, Super 10 km 25 obstacles, kids races, workshops, and Hurricane Heat endurance formats.
A 100 mile trail endurance run through the San Gabriel back country, scheduled for October 3, 2026 with a full course change and start and finish in Altadena. The race serves as a Western States and UTMB Index qualifier.
A fall trail running event in Moab, Utah offering 15K, half marathon, marathon and 50K courses through red cliffs and desert meadows. The event uses cup less aid stations and includes free base camp camping for participants and family.
An obstacle race weekend at Neal Farms near Nashville featuring Sprint 5 km and Super 10 km courses, a 12 foot wide creek obstacle, kids races, and multiple Hurricane Heat formats.
Trail races along the Cape Perpetua coast near Yachats Oregon offer multiple distances across headlands beaches and rainforest. The weekend features fully marked courses with aid stations, timing, post race food and custom finisher awards.
A last person standing trail race on Hamilton Island in the Columbia River Gorge where runners repeat a 4.13 mile loop each hour and must finish each loop in under 60 minutes to continue until one runner remains.
A timed loop running festival in Damascus Town Park offering 3 hour, 6 hour and 12 hour races on a scenic one mile loop, with camping for registered runners, live music, food trucks, aid stations, and awards.
A 15-mile trail event at Mohawk Mountain Ski Area in Cornwall, CT with 7,140 feet of elevation and a 12-hour limit; participants may run, hike, walk, or compete in a relay, with registration listed as free for the stated window.
A 30 hour trail ultra at Roosevelt Forest with a 2.23 mile loop, marked course, multiple distance options, and a 100 mile finisher buckle. Aid is centered at the pavilion and one registered pacer is allowed per runner.
Take on a 10 mile intown trail through shaded pine and hardwood at Southside Park in Atlanta on Oct 3 2026, with twisty singletrack, steep descents and creek crossings. Proceeds support MTB Atlanta and local trail stewardship.
A 104 mile out and back trail race in Export, PA, covering 7,392 feet of gain along multiuse and singletrack trails in early October, with multiple aid stations, a 32 hour overall cut off and pacers allowed after Mile 62.
A 10K road race in Norton, Virginia, climbing more than 2,000 feet up to the 4,200 foot High Knob summit on October 3, 2026; entry fee is listed at USD 43.50 and registration closes October 1.