Trail Running Calendar United States 2025-2026

Run scenic single track in Big South Fork with 17.5 mile and 10K options starting at Bandy Creek Campground in Oneida, TN. Camp onsite and stick around for a post race family picnic.

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.

Challenge yourself at the Vermont 50, a legendary mountain bike and ultra run at Ascutney Outdoors. Join racers, relays, vendors and kids fun races while supporting Vermont Adaptive on Sept 27, 2026.

Hit the newly restored Moosup Valley State Park Trail on Sunday, September 27 for scenic 5K, 10K and a kids fun run on all trail terrain. Post race food and gear, leashed dogs welcome, and proceeds support the Rotary Club of Plainfield.

Experience the Raven 10K through scenic trails at Raven Run Nature Sanctuary in Lexington on Sunday, September 27, 2026. Limited to 170 runners, this 12th annual trail race features performance shirts and custom age group medals.

Run into fall in Kansas City on September 27, 2026 at the Golden Harvest Half Marathon with 5k, 10k, 1 mile, kids dash and virtual options for all ages. Expect chip timing, finisher medals and a fun festival vibe for every pace.

Celebrate fall at the Golden Harvest in Des Moines on September 27, 2026, with 1 mile, 5k, 10k and half marathon options for runners of all levels. Family friendly with kid and virtual runs, designer shirts, finisher medals and chip timed r..

Tackle multi day ultras and relays at the Iron Hike Fall series in Cornwall CT, Oct 1 to 4, 2026. Presented by a veteran owned production team, events offer run, hike or walk options across epic mountain terrain.

North Bend Trail Fest brings mountain running and outdoor demos to North Bend, Washington on October 2 to 4, 2026. Run the Skyline 30k with huge vertical gain, enjoy shorter races and an expo, and support Recovery Beyond.

Tackle rugged singletrack and rocky climbs near Emigrant Gap at the Signal Peak Trail Runs on October 3, 2026, with 50K and 24 mile options. Expect technical terrain and a summit loop that rewards 50K runners with sweeping views of Bear Val..

Tackle a rugged half marathon through Appalachian woodlands on technical single track trails with steep climbs, creek crossings and fast descents. Proceeds support Steele Creek Park and winners receive awards.

Run the legendary Angeles Crest 100 mile on October 3, 2026, a point to point mountain ultramarathon from Wrightwood to Loma Alta Park. Roughly 21,610 feet of climbing and its original US 100 pedigree make it a Western States qualifier.

Choose from 50K, marathon, half or 15K on scenic desert trails near Moab with views of the La Sal Mountains and red sandstone cliffs. Free participant camping and on course water stations make this a relaxed, adventure filled fall race.

Experience scenic trails through forests, rivers, and prairie at St. Croix State Park near Hinckley on October 3, 2026. Choose from 11K to 100K, including a mid run climb of a historic fire tower, with food and camping at race HQ.

Run along dramatic rocky bluffs, sandy beaches and mossy old growth forest at Cape Perpetua for a stunning coastal trail experience. Choose from 10K to 50K distances and support local Waldport High School cheer and cross country teams.

Take on a 24 hour trail challenge at Mohawk Mountain with a 28 plus mile course and huge elevation gain that rewards grit and strategy. Run, hike, or walk solo or as a relay with veteran owned IronHike Endurance Productions.

Tackle the Southside Scramble in Atlanta Oct 3, 2026, a 10 mile in town trail race through pine and hardwood forests with singletrack, stream crossings and roller coaster descents. Proceeds benefit MTB Atlanta and registration opens June 1.

Run scenic trails at Tryon Farm in Michigan City with distances from a 2 mile fun run to a 50k ultra. Enjoy grassy fields, single track and friendly aid stations while supporting the Tryon Farm Institute and the Crazy Legs Race Series.

DC Peaks on October 3, 2026 in Davis County Utah offers scenic mountain trail racing around Kaysville, Mueller Park and Tunnel Springs Park. Choose from 50 Miler, 55K or 25K courses with big climbs, stunning views and a Bear 100 entry for t..

Test your legs on rugged, scenic loops at the Swiss Valley Trail Races with 50K, 25K and a 5.2 mile course. Enjoy creek crossings, big climbs, free camping and showers while supporting local conservation; registration opens Jan 1, 2026.