Trail Running Calendar United States 2026-2027

The DINO Trail Run Series concludes at Southwestway Park in Indianapolis. Runners can choose from a 5k or 15k trail course with views of the White River. A free kids race is also part of the event.

Run along Boulder Reservoir on flat, mostly dirt trail courses with sweeping Rocky Mountain views. Choose from 10K, 3 4 marathon, half, full marathon or relay, with USATF certified courses, a shirt and a finisher medal.

Tackle the sustained climbs and technical trails of Roxborough State Park in this late-summer ultramarathon. Choose between the 50K or 50 mile distance on exposed, challenging terrain. Be prepared for hot conditions, spaced aid, and a manda..

The Beast of Burden - Summer is an ultra-marathon on New York's historic Erie Canal towpath. Runners can tackle 100, 50, or 25 mile distances on a course featuring fully stocked aid stations. A special buckle awaits those who conquer both t..

Explore the varied trails of Fahnestock State Park in New York with a choice of 50K, 25K, or 5.5-mile races. The event includes course support, a post-race meal, and supports park conservation through its non-profit organizer.

Event Overview The Fort Frenzy Ultra Festival is a timed endurance event held at Fort Loudon State Historic Park in Vonore, Tennessee. The race takes place on a trail loop around Tellico Lake. Distances The event offers several timed race o..

This two day trail running weekend at Angel Fire Resort kicks off the Mountain Cap Trail Series. Run a 5 mile ascent on Saturday with a lift ride down, then tackle the full 10 mile up and down classic on Sunday. Both courses climb 2,000 fee..

The Veins of Gold is an 8-mile mountain race in Alaska with 5,000 feet of elevation gain. It traverses rugged terrain from Government Peak to Hatcher Pass Lodge. Participants must be prepared for backcountry conditions and carry mandatory g..

Run a 10k trail race in Ohio's largest metro park. The event is free for club members and kids under 15, with a low fee for others. Experience chip timing and a scenic course through prairies and forests.

Night Claw is a unique nighttime trail run through Dinosaur Valley State Park. Choose from a 4-mile, 10K, or timed events up to 8 hours, and optionally test your speed against "The Claw" in a thrilling chase challenge. All runners tackle ru..

Lake Vian 5K Trail Run in Vian, Oklahoma on August 15, 2026 offers an in-person 5K, a 1K fun run/walk and a virtual 5K option, with USATF age-gender medals and proceeds benefiting the Vian Community Foundation.

A classic 50K trail ultramarathon in Marin County's stunning Headlands, featuring iconic trails and challenging terrain. The single-loop course offers spectacular coastal views and finishes at Santos Meadow. It's part of the USATFPA Grand P..

Trail run at Ferncliff Camp and Conference Center near Little Rock offering four loop-based distances from roughly 10k to 19.5 miles. Each loop includes an aid station and a water drop; the finish returns to the pool pavilion for food and r..

Run or walk along the Pennsy Trail in Greenfield to support international cultural exchange programs. This community event features 5K and 1 Mile distances on a flat down and back course.

The 3 Legged Monster is a unique trail running, mountain biking, and paddling relay for teams of two on Missouri's Ozark Trail. Choose between a long or short course, navigating through the scenic Mark Twain National Forest. The event concl..

Journey through Pennsylvania’s ancient Cook Forest on a 25K loop linking 13 trails. The course passes the historic fire tower and runs alongside the Clarion River. A supportive community and three aid stations provide support on this forest..

The 9th annual Riley Trails event offers trail running and rucking on scenic paths in Holland, MI. Choose from a half marathon, 10K, or a ruck challenge. All proceeds support addiction recovery through the Egress Endurance Project.

Join the Tour de Trail series for a 10k trail run at Lexington Lake in DeSoto. This event welcomes runners and hikers on a scenic course, with part of each entry supporting local trails. All finishers receive a unique handmade award.

Hit the trails at Cheyenne Mountain State Park with this trio of scenic races. Choose from a challenging 25K mountain course, a 10K trail race, or an accessible 5K run/walk. All events support the park and feature chip timing on beautiful s..

Underdown Trail Races The Underdown Trail Races are grassroots trail runs and mountain bike races held on August 15, 2026, at the Underdown Trail system in Merrill, Wisconsin. The running events include a 60k, marathon, and half marathon. T..