Trail Running Calendar United States 2026-2027

Take on the Ivy Trek Ultra at Clarkco State Park, with 50K, 25K and 12.5K options on scenic multi loop trails around Ivy Lake. Mostly double track, one aid station and chip timing make for a rewarding day on the trails.

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.

Run Baby Run 5K returns to Lexington's Coldstream Park and Legacy Trail with a flat, fast course and a Kid's Dash for young runners. All proceeds support the Snow Bunny Baby Project to buy diapers and wipes for NICU families.

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.

Run rugged single track along the scenic Cossatot River in Wickes, Arkansas, choosing 12.5 or 25 mile courses with big climbs and technical terrain. Enjoy full aid stations, finisher swag, and unforgettable views on a challenging trail day.

Assault on Yonah Mountain is a timed uphill run to the summit in Cleveland, Georgia, covering about 2.5 miles with 1650 feet of gain. Expect rocky, technical climbs and a demanding but rewarding summit finish.

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 scenic trails in the Uintah Mountains at the Massey Meadow Half and 10K in Dry Fork Canyon. Expect beautiful meadows, challenging climbs, and cash prizes for new course records with race day packet pickup at the trailhead.

KROP returns to Welling Ridge Trails near Tahlequah OK for a rugged looped trail challenge on rocky, root twisted single track with big climbs. Choose short loops or ultramarathon distances in a timed 12 hour event that supports local trail..

Join Lori's Voice on September 26, 2026 in Kentwood for a timed 5K and a Kid's Run, Roll and Stroll. Enjoy a community morning while supporting families of children 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.

Run the Campfire 5K at Skyline Camp in Almont for scenic trails, woods and panoramic high point views. Enjoy chip timing, a unique finisher medal and post race s'mores and coffee for a cozy, family friendly race day.

Join the Miles for Marshall 5K trail run and walk on Saturday, September 26, 2026 at Patriot's Park in Greenville to support childhood cancer research and families. Run or walk scenic trails with community spirit and purpose.

Experience the rugged Big South Fork on 17.5 Mile or 10K trail courses from Bandy Creek Campground on September 26, 2026. Register in advance, enjoy aid stations and finisher apparel, and camp nearby with NPS reservations.

Join the 50th Mount Helena Run in Helena for a scenic 5.6 mile 9 kilometer course with about 1,300 feet of climb from downtown into Mount Helena City Park. Tackle single track trails and enjoy sweeping summit views.

Join the Watershed 5K in Fairbanks on Sept 26 for a family friendly run on neighborhood roads and school trails starting at The Watershed School. Proceeds benefit school programs and a pancake fundraiser follows.

Experience the inaugural Utah Marathon in Oakley, Utah, with road and trail routes that showcase mountain views and western charm. Choose distances from 5k to the full marathon and enjoy aid stations, tech swag, food vendors and shuttles.