Trail Running Calendar United States 2026-2027

Run the Ascot Hills Challenge 5K on scenic trails above East Los Angeles with sweeping views of Dodger Stadium and the Hollywood sign. Proceeds benefit Wilson High School fire and police cadet programs and help preserve Ascot Hills Park.

Autumn trail festival at Lake Chabot Marina in Castro Valley offering 100k, 50 mile and marathon distances through classic East Bay parkland. Expect challenging terrain, a friendly community vibe, and generous finisher swag for all distance..

Run a scenic 7.78 mile loop at Clarkco State Park, repeating it to reach distances up to the ultra within a 10 hour limit. Enjoy lakeside views, bridges, one aid station and camping for a full race weekend.

Take on the Cat's Tail Trail Marathon in the Catskills on Sept 26, 2026, a 26 mile trail with nearly 7,000 feet of climbing and rugged, scenic terrain. Aid stations, race swag and proceeds support land conservation.

Join the 36th Three Course Challenge at Camp Rilea near Seaside, Oregon on September 26 for middle and high school cross country races with live music by The Last Regiment Drum Corps. Scenic 3k to 5k courses, team lodging and social events.

Join the Run Baby Run 5K in Lexington for a flat, family friendly course through Coldstream Park that supports NICU families. Enjoy a kids dash, commemorative tee and virtual option while helping provide essentials for babies in need.

Run scenic coastal trails and panoramic ocean views at the Fidalgo Trail Run in Anacortes on Saturday, September 26, 2026. Choose from marathon, half marathon, 5 mile and a kids race, with the half and full routes crossing the iconic Decept..

Take on the Miami 100 on September 26, 2026, an open road 100 mile ultramarathon through iconic Miami neighborhoods. Limited to 50 runners, it leans on crew support and checkpoints and includes an optional 130 mile challenge.

Test your limits at 24 Hours of Palmer Lake, a low key community driven endurance run atop the Palmer Divide at 7,240 feet. Short loop laps keep the vibe close and the first ten to reach 100 miles earn an on site buckle.

Test your limits on the rugged Cossatot River Trail with 25M marathon and 12.5M half marathon options through rocky, rooty single track and big climbs. Enjoy a finisher medal and tee, full course support, and unforgettable river views.

Take on Assault on Yonah Mountain, a 2.5 mile one way ascent in Cleveland GA that climbs about 1,650 feet to a summit field finish. The timed ascent on technical, scenic trails is a bold, climb focused challenge.

Test your legs on steep everesting loops and wooded single track at Midwest Everest, a two day trail race at Cannonsburg Ski Hill in Belmont, Michigan. Choose from 100 mile, 50 mile, Sunrise 20K or Sunset 10K and earn finisher swag includin..

Run through autumn colors in the Uintah Mountains at Massey Meadow Trail Head near Vernal, UT. Choose a scenic half marathon or 10K on rolling trail terrain with plentiful aid stations and a cash prize for new course records.

Take on rugged single track loops at Welling Ridge Trails near Tahlequah OK with distances from 4 miles to 65k or join a team ruck relay. Enjoy rocky roots, surprise bonus miles, medals and event shirts for early registrants.

Run or walk Lori's Voice Pathways to Possibilities 5K at Kentwood's Veterans Park, with a kids Run, Roll and Stroll for all ages and abilities. Proceeds support families of children living with neuromuscular and degenerative diseases.

Hit the scenic trails in Wilkesboro at the Chad Lovette Memorial Trail Run, with 5K and 10K timed options plus a 5K walk and virtual choice. Race in September to support the American Cancer Society and Relay for Life.

Escape to Skyline Camp for the Campfire 5K and one mile on wooded trails with rolling hills and natural obstacles, perfect for trail lovers. Finishers receive a medal and a s'more by the campfire for a cozy celebration after the run.

Join the Miles for Marshall 5K trail run and walk at Patriot's Park in Greenville to support childhood cancer efforts. Enjoy scenic trails, community spirit, and a meaningful cause this September 26, 2026.

Run the rugged trails of Big South Fork in Oneida, Tennessee with 17.5 mile and 10K options through scenic single track and creekside views. Finish with a family picnic and camping at Bandy Creek for a full weekend of trail fun.

Celebrate the 50th annual Mount Helena Run on September 26, 2026. This scenic 9k trail climbs Mount Helena with about 1,300 feet of gain and sweeping views before returning to Last Chance Gulch in downtown Helena.