Trail Running Calendar United States 2026-2027

Run rugged Brown County trails at Dances with Dirt Gnaw Bone on May 16, 2026, featuring steep ridges, technical singletrack and big elevation changes. Distances 5K to 50M plus relay, finisher medal, awards and post race barbecue.

Run a scenic 50k on sand from Fort Morgan to the Florida state line near Flora Bama, tracing Alabama coastline and crossing two enforced bridges. Registration is postponed while organizers resolve permits.

The Canterbury Shaker Village XC 5k will take place in Canterbury on Saturday 16 May 2026. You can run 5 kilometers.

Conestoga Crusher is a rugged trail run at Kelly's Run with creek crossings, steep climbs and the scenic Pinnacle Overlook. Choose 10K, 5K or the free RunPA kids Little Crusher and enjoy chip timing while supporting Lancaster Conservancy.

Run the Wiener Run 5K and 10K at Oyster Creek Park in Sugar Land on May 16, 2026, supporting a local wiener dog rescue with on site adoptions and donations. Finishers get medals and shirts and enjoy a free hot dog and drink.

Join the Mad Maple 50K weekend at Hueston Woods, offering distances from 5K up to the full 50K plus a 6 hour timed challenge. Scenic looped trails, aid stations, and custom finisher swag make for a memorable trail running weekend.

Test your grit at the 5th annual Peace Officer Memorial Endurance Ruck on May 16, 2026 at Harbour Shores Church in Cicero, Indiana. Choose a 4 hour endurance or a 5k trail ruck on a mostly unpaved loop and carry a rucksack at 10 percent bod..

Hit the trails in Casper on May 16 for Trail Mix Run Wyoming at Mike Sedar Park, with creeks, hills and muddy singletrack. Pick a 3 mile accessible route, a tougher 10 mile course, or run virtually from anywhere.

Run Hueston Woods State Park May 16 and 17, 2026 for a two day trail festival with 5K, 10K, half marathon, relay and a six hour challenge. Enjoy single track, pavement and grass routes through scenic lodge grounds and fossil rich terrain.

Run into the 1980s with The Cobra 5Kai, 10Kai & Half Miyagithon along the LA River Path in Canoga Park. Costume friendly, with throwback tunes, a finisher’s medal and plenty of crowd energy; crane kicks encouraged.

Discover the inaugural Hood Mesa Trail Run in Farmington, NM, where flowy singletrack winds through Lion's Wilderness Park. Choose 5, 9, or 15 miles of scenic desert trails and enjoy a fun, low key day on the mesa.

Run scenic Marshall Mountain in Missoula with a team relay, solo 25K, 5 mile race and kids run. Expect rugged climbs, chip timing and a festive finish with pancake brunch, vendors and fundraising for Friends of Marshall Mountain.

Join Sunderbruch Park trail races in Davenport on May 16, 2026 with 5K and 10K on mostly single track dirt trails. The 5K is rolling while the 10K adds technical climbs and sharp descents. Bring your own cup or bottle.

Ride private ranch roads at Vermejo Charcoal Burner in Raton New Mexico, from a half marathon to a 99 mile gravel challenge by historic charcoal ovens. Remote and scenic with aid stations and onsite registration.

Take on the Susquehannock Trail Ultra in Coudersport PA on May 16, 2026, an 83 mile single track challenge with over 14,000 ft of climbing. Rugged navigation and remote aid stations make this a true endurance test with a 36 hour cutoff.

Start and finish through the open doors of the Beechcraft Airport Hangar at Hatbox Sports Complex in Muskogee on May 16, 2026. Enjoy a scenic looped 5k with wooden finisher medals and special engraved cedar awards for top runners.

Choose from 2, 5, or 10 mile loops through Briar Chapel's scenic single track trails, with rocks, roots and rolling climbs to challenge your pace. Enjoy chip timing, aid stations, post race food and a kids treasure run.

Experience a scenic 14 mile loop around Vallecito Reservoir at the Vallecito Lake Heavy Half Marathon in Bayfield, Colorado on May 16, 2026. Limited to 250 runners, this fundraiser features varied terrain, pro timing, and a cupless, low imp..

Timp Trail Marathon and Half returns to Timpanogos Park in Orem on May 16, 2026, offering rugged mountain trail running with scenic views. Expect technical climbs, variable conditions and a real trail test for adventurous runners.

Tackle rugged trails at Blue Mounds State Park with Pound the Mound on May 16, 2026, offering 30, 20 and 10 mile options. Register by April 30 for a guaranteed shirt and chase the Pound the Mound Stampedeer distinction for a prize.