Trail Running Calendar United States 2026-2027

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.

Experience the terrain of Michigan City with a series of loop based trail races ranging from 2 miles to 50k at Tryon Farm. Run through open fields and single track dirt trails to support the Tryon Farm Institute.

DC Peaks stages multiple trail ultramarathon distances in Utah in early October 2026, from a 100 mile race to 50 mile, 55K and 25K events. The 100 mile requires a recent 50 mile finish and entry fees vary by race.

Trail races at Swiss Valley Nature Preserve in Peosta IA use a 5.2 mile loop with creek crossings, steep climbs and rugged terrain, offered as 5.2 mile, 25k and 50k. Free camping, showers and shuttle service are provided.

A 104-mile out-and-back trail race in Export, Pennsylvania, using the Westmoreland Heritage Trail and West Penn Trail with 7,392 feet of gain. Aid stations are placed along the route, and pacers are allowed after mile 62.

A 10K in Norton, Virginia on October 3, 2026, that climbs from downtown to the 4,200 foot High Knob summit with over 2,000 feet of elevation gain. This is the 13th annual edition and registration closes October 1.

A two day mountain running festival in North Bend, WA featuring the Skyline 30k, Mt Si VK, Little Si 10k, and a North Bend Double, plus outdoor exhibits and awards across Elite, Sport, Masters and Nonbinary divisions.

A point-to-point all-trail ultramarathon along the Hennepin Canal State Trail between Sterling and Colona, Illinois. Multiple distances include 100 mile, 50 mile, 50K and a 100 mile team relay; aid stations are every three to seven miles.

Experience a scenic trail run through the Red River Gorge on a private looping course. This cup less half marathon supports local search and rescue teams while offering a festive atmosphere with medals and post race meals.

Experience a rugged trail race through the Adirondack forests and wetlands of Amy’s Park. Enjoy scenic views and a community after party at a local brewery while supporting land conservation for Lake George.

A trail race at Hartman Rocks near Gunnison, Colorado offering 50K, 28K and 15K across slickrock, singletrack and rolling terrain with wide mountain views. The event includes participant swag and partners supporting youth and womxn trail pr..

Experience the autumn colors of Idaho with a Half Marathon or 55 km Ultra Marathon through the rugged trails and high alpine peaks of Sun Valley.

Trail races at Dana Peak Park on Stillhouse Hollow Lake offer single-loop 100K, 50K, 20K and 10K courses with lake views and rocky terrain. Participants must carry a hydration device and primitive camping is available.

Run or walk through the scenic Timber Pointe Outdoor Center in Hudson. Choose from 8K and 5K races or an untimed 1 mile trail walk to support Easterseals Central Illinois.

Experience natural dirt trails and scenic views at this Janesville event featuring a competitive 5k run and casual walk. Stay for the heritage celebration with food trucks and live music after you finish.

Experience a unique multi terrain race through pastures and woods in Millersburg. Enjoy a festive atmosphere featuring a 5k and a kids fun run alongside the local Charm Days celebrations.

Join the new Community 5k at the 34th Annual Oxford Classic in Bend. This flat and fast loop course runs through Drake Park along the Deschutes River. It's a chance to be part of a long standing regional cross country tradition.

A two day trail festival at Bear Creek Lake Park in Lakewood, CO on October 3-4, 2026 offering races from 5K to 100K on mostly dirt singletrack with aid stations, drop bags at the Start/Finish, and specific crew and pacer rules.

Experience a fun focused obstacle run at Cycle Ranch Pro featuring waist deep mud pits and themed obstacles. This non timed event includes a finisher medal and an lively post race festival for runners and spectators.

Test your endurance on the technical hills of the Palmetto Trail during this 13.1 mile run or hike. Enjoy a custom medal and a full breakfast after finishing this scenic course through the Croft Passage.