Trail Running Calendar United States 2026-2027

Moscow Mountain Madness invites trail lovers to tackle 5 mile, half marathon or 50k courses across technical single track and forest scenery. Tough terrain, aid stations and authentic backcountry vibes make it a memorable mountain run.

Run a flat, fast and scenic marathon or half marathon along the Greenbrier River Trail in Pocahontas County, West Virginia on October 4, 2026. Registration opens Jan 1, 2026 and proceeds benefit trail maintenance and local athletic programs..

Tackle 100 miles on the scenic Virginia Creeper Trail at the Yeti 100 in Abingdon, Virginia. This Western States qualifier combines rugged single track, robust aid and strict gear rules for a true ultrarunning challenge.

Moab 240 is a legendary 240 mile ultra distance trail race through Moab, Utah, threading desert, slickrock, canyons and mountain ranges near Arches and Canyonlands. It is a remote, multi day test of endurance, scenery and grit.

Experience a scenic 13 mile trail half marathon through Dimple Dell in Sandy City, Utah, with rolling single track, wood chip trails, bridges and a tunnel. Limited to 250 runners, enjoy aid stations, free photos, a local finisher medal and..

Sunset & Cider Trail Races in Auburn CA this October offer 50K, half marathon and 5 mile trail options along the American River canyon. Finish with a commemorative cider glass and locally crafted pours from Ponderosa Cider.

Take on The Last Wolf in Kings Mountain on Oct 10, a Last Man Standing loop race with 50K, 25K and 5K options. Run 3.1 mile gravel loops with expanding cutoffs and fight to be the final finisher.

Mad Meadows near Leavenworth, WA invites runners to tackle remote high elevation trail options of 50K and 50M across ridgelines, meadows and golden larch forests. Expect technical terrain, big climbs and stunning mountain views.

Tackle the Midstate Massive Ultra Trail, a UTMB Index point to point across New England following the historic Midstate Trail. Choose 100 mile, 50 mile or 50k routes through mountains, fields, roads and rivers for a multi state adventure.

Run the scenic New River Trail in Max Meadows VA, with river views, trestle crossings and a mostly flat gravel trail. Choose 50 or 100 miles with aid, crew access and a buckle for 100 mile finishers.

Hit the trails at the 9th annual Timber Trails 5K at Fitzgerald Park on October 10, a scenic grass, gravel and wooded course with rolling hills and live timing. All ages welcome and proceeds support Eaton County trail development.

Euchre Bar Massacre is a fatass style adventure run along the Wild and Scenic North Fork of the American River. Choose 25 or 50 miles, expect remote support, big climbing and rugged riverside trails for a raw endurance challenge.

Join the 39th Ruth Anderson Memorial Endurance Run in San Francisco on October 10, 2026. Run scenic loops around Lake Merced on a certified course with 50k and 50 mile options and aid stations for a memorable autumn ultramarathon.

Run the scenic Paris Mountain Half Marathon at Paris Mountain Park, a 13.1 mile single loop through trails, switchbacks and lakes with waterfalls and 2,300 feet of climbing. Enjoy a finisher medal, post race pancakes and photos.

Enjoy a scenic fall run, walk and roll through 125 acres of wooded trails, meadows and ponds. Choose a half marathon, 5K, 5K ruck or family one mile loop and support Zachariah's Acres for children with special needs.

Run rustic trails on a 50 acre horse ranch at Bit of Hope Ranch on Saturday October 10, with a certified 5K, a 2K walk, and a Half Pint kids run. A virtual 5K option welcomes every pace and family fun.

Enjoy lakeshore trails and shaded forest at the Trailway Trail Race on October 10, 2026 at Lake Somerville State Park, Birch Creek Unit. Multiple distances from 50k to 5k, ruck divisions and a youth mile, plus a Friday pre race tailgate.

Join the third annual Meecheway 5K Trail Color Run in Defiance on October 10 for a fun, colorful trail run that supports Black Swamp Area Council Scouting programs. Enjoy a race shirt, treats and friendly competition for all ages.

Run five hourly 5K loops for a cumulative 25K at Jockey's Ridge State Park, including a dune crossing and team relay options. Chip timing, finisher medal and a festival vibe with food, music and beach access make this a fun fall challenge.

Join the annual Heroes trail run and walk in Holland, Michigan on October 10, 2026 to support people impacted by cancer in West Michigan. Enjoy a community paced 5K run or 2K walk while honoring someone special and supporting Shields of Hop..