Trail Running Calendar United States 2026-2027

Run Nebraska's Cowboy Trail from Norfolk to Valentine in the Cowboy 200, a point to point ultra with 100 mile and 200 mile distances. Mostly flat crushed limestone and many railway bridges make for a scenic, runnable adventure.

Red Feather Trail Jamboree in Red Feather Lakes Colorado offers a weekend of scenic singletrack racing, camping and a community dinner at Ben Delatour Scout Ranch. Choose 50 Mile, 50K or Half Marathon, capped at 500 runners.

Echo 136 is a 136 mile trail ultra through the scenic Southern Unit of Kettle Moraine State Forest near Whitewater, Wisconsin, following the Ice Age State Trail. Runners have 55 hours to tackle varied terrain with stocked aid stations along..

Run five Northeast Kingdom peaks in the Westmore Mountain Challenge, a mountain marathon through peak fall foliage on scenic trails. All proceeds benefit NorthWoods Stewardship Center and local trail conservation.

Run the Sangre de Cristo Trail Festival in Westcliffe, Colorado on September 26 and 27, 2026. Choose distances from 8 mile to 100 mile and soak up rugged high country single track, well stocked aid stations, and a lively trail community.

Anchorage United Nations Run : 2025 event status The 2025 Anchorage United Nations Run was cancelled due to an error in the permitting office that delayed approval. The organizers plan to hold the event next year on September 26, 2026. Purp..

Race high alpine trails in Crested Butte, Colorado with 50 mile, 55K and 35K options that showcase mountain meadows, ridgelines and fall foliage. Expect big climbs, stunning views and a festival finish with custom swag for all finishers.

Choose a 30K or 50K and tackle scenic single track and forest roads around Buena Vista, Colorado, with sweeping Collegiate Peaks views. Part of 14er Fest, this trail race mixes rugged desert style sections with festival weekend energy.

Run scenic trails around Marilla Reservoir with 14 mile and 7 mile trail runs or a 4 mile hike. Enjoy winding single track, rolling hills and a finish at a historic covered bridge while supporting local trail maintenance.

Tackle scenic trails and city views at the Ascot Hills Challenge 5K in Los Angeles, with an in person chip timed race and virtual option for remote runners. Proceeds support local schools and park restoration, making every mile count.

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..

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.