Trail Running Calendar United States 2026-2027

A weekend multi-sport event in Yellow River State Forest combining trail running, catch-and-release fly fishing, and craft beer. Organized by Running Rivers, proceeds support habitat improvement and promote responsible outdoor recreation.

Trail runs near Bear Valley and Lake Spaulding with a 50K and a 24 mile option. The 50K includes a summit loop with about 5,700 ft of gain, rocky sections on Signal Peak OHV Road, cupless aid stations, and finisher medals.

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..

Obstacle course races at Nevada State University in Henderson on Oct 03 - 04, 2026 featuring Sprint and Super courses, kids races, obstacle workshops and Hurricane Heat endurance options.

A historic point to point 100-mile ultramarathon through the San Gabriel Mountains, the 36th Angeles Crest AC100 tests endurance with over 21,000 feet of climbing and a 2026 course routed to finish at Loma Alta Park in Altadena.

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.

Nashville Spartan Event Weekend at Neal Farms features Sprint 5 km with 20 obstacles, Super 10 km with 25 obstacles, kids races, workshops and Hurricane Heat endurance formats. The course crosses rolling fields, dense woods and a 12 foot wi..

Experience Minnesota's largest state park on a flat trail course at St. Croix State Park. Choose from four distances including a 100K ultra featuring a climb up a historic fire tower.

Two-day trail running event in Yachats, Oregon offering 50K, 20 mile, half marathon and 10K across coastal shoreline and old-growth forest terrain.

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 24 hour trail event at Mohawk Mountain Ski Area in Cornwall Connecticut featuring a Double Kuwohi route of about 28 miles and 13,685 feet of elevation. Participants may run, hike, or walk.

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.

Multiple trail distances run on a 4 mile loop at Tryon Farm with grassy fields, singletrack and short pavement. Proceeds benefit the Tryon Farm Institute and the event is part of the Crazy Legs Race Series.

Trail races at Swiss Valley Nature Preserve near Peosta, Iowa, run on a 5.2 mile loop with creek crossings and steep climbs. Options include 50K, 25K and a single 5.2 mile loop, with free camping and showers nearby.

A 104-mile out-and-back trail race in Export, PA, covering 7,392 ft of gain and using the Westmoreland Heritage and West Penn Trails, with a 32-hour cut-off, staffed aid stations, and pacers allowed after Mile 62.

The Hellbender 10K in Norton, Virginia on October 3, 2026 is a 10 km uphill race that climbs from downtown to the 4200 foot High Knob summit with more than 2,000 feet of elevation gain. It is the 13th annual edition.

A two-day trail running festival in North Bend, Washington featuring a steep Mt Si VK, a 30K Skyline race with major elevation gain, a 10K on Little Si, festival activities, and charitable support for Recovery Beyond.

A point to point, all-trail ultramarathon along the Hennepin Canal State Trail in Illinois offering 100 mile, 100 mile team relay, 50 mile and 50K options, with aid stations every 3 to 7 miles and a 30 hour cutoff for Western States eligibi..