Trail Running Calendar United States 2026-2027

City Challenge Race returns to Jersey City on September 12, 2026 with a fast 3-mile urban obstacle course featuring 20+ city-style obstacles, new finisher medals, professional chip timing, awards and free race photos.

Looped gravel trail event at Riverbend Park in Jupiter FL, offering 12-hour, 50K, and a fun 3.2-mile run along the Loxahatchee River. The event is self-supported and benefits the local Florida Trail Association chapter.

Trail trail races at Stevens Creek Reservoir in Cupertino on September 12, 2026 include a Half Marathon, 11K and a 2.5 mile Lollipop Loop. The USATF sanctioned event is hand timed, capped for the longer distances, and supports wildfire reli..

A trail race on Meadow Mountain in Minturn, Colorado offering an 11K and a 5K route across singletrack and meadows with stream crossings, scenic mountain views, on-course aid stations, and finish-line t-shirts and refreshments.

A backyard ultra style trail event in Marietta, GA, run on a 1.5 to 2 mile loop that can be repeated to reach distances such as 50K. The race is untimed and self supported, with limited facilities and shared aid among runners.

Experience an outdoor adventure at Everest Park featuring a four mile obstacle course with forty natural and man made challenges. Families can choose between the full mud run or a specialized mini course for younger children.

A last person standing loop race at Ferne Clyffe State Park with 4.167 mile loops and about 600 feet of climbing per loop. Night laps require a headlamp and reflective vest and registration is capped at 75.

Trail ultramarathons of 25K and 50K around scenic Mill Creek Park in Youngstown featuring mostly single track trails, rocky and rooted terrain, a rugged stream crossing, and staffed aid stations.

Experience the 46th annual trail run through Kickapoo State Recreation Area featuring a scenic pond loop and a longer 95 percent trail course with creek crossings and steep hills.

Mountain trail event on Blue Knob near Claysburg offering 10K, half-marathon and 50K courses with significant elevation and technical rocky terrain. Aid stations, a swag package, and post race food and beer are provided.

A set of organized runs and a walk in Twin Falls along the Snake River Canyon on 12 September 2026, featuring a 7.5 miles rim course across Perrine Bridge and a 3.5 miles downhill half race; no pets or strollers allowed.

Experience a challenging trail race at Mount Nebo featuring rocky terrain and significant vertical climbs. Choose between 13.1 and 20 mile distances through scenic Arkansas landscapes including waterfalls and river valley views.

Experience a diverse trail race at South Mountain Reservation featuring fire roads and single track trails. Choose from multiple distances ranging from a 5K to 50 miles with aid stations every three miles.

An evening trail event at Stephen F Austin State Park offering looped 5k, 10k, half and full marathon options plus a free kids race. Trails are mainly gravel and dirt, courses are marked, and runners must carry lights and hydration.

A 13.1 miles trail race near Jones Gap State Park in Marietta SC, featuring 2,000 feet of elevation gain, single track trails, and views of Rainbow Falls. Two aid stations supply water and snacks and the event is cupless.

Participate in a timed race through the scenic trails of Onalaska with distances of 13.1 miles and 3.1 miles. Enjoy a route featuring the Great River State Trail and finish with medals and donuts at Swarthout Park.

A trail event on September 12, 2026 around the volcanic Crater Rings near Mountain Home, Idaho. Options include a 10K loop on a jeep road or a 2.9 mile out and back to the East Crater viewpoint, with hydration stations and awards.

Experience the fourth annual aMAZing 5k trail run at the Garber Nature Center. This event supports the Preble County Park District and offers awards for top finishers across multiple age categories.

An off road 3 mile obstacle course with mud pits, hills, water and multiple waves at Harmony Family Center in Maryville on September 12, 2026. A separate 1K youth run allows an adult to accompany young children.

Experience the 15th annual Sasquatch Preservation Trail Run in Seven Valleys. Choose between the 5K or 10K courses and explore the natural landscapes preserved by the Farm and Natural Lands Trust.