Trail Running Calendar United States 2025-2026

Located at Sugg Farm (Bass Lake Park), Grigsby Ave, Holly Springs, NC, Sugg Farm Ultra offers Holly Springs’ first ultramarathon. The event features 20-, 40-, and 50-mile trail races on a 5-mile out-and-back course composed of mulch, gravel, and single-track trails with a few hills. Aid stations at..

The Pocatello Fall Ultra, held in Pocatello, Idaho, is a challenging trail running event featuring multiple race distances: 100K, 60K, 20K, and a kids' race. The ultra courses boast significant elevation gains, with the 100K offering over 10,000 feet and more than 45 miles of single-track trails on..

Horsethief Canyon Trail Run takes place along the Horsethief Canyon Trail in Kanopolis State Park near Marquette, Kansas. The 10K course combines roughly 1/2 mile of road with about six miles of rugged singletrack, passing through canyon terrain with hills, rocky sections, sand, and up to five shall..

The VHTRC Women's Half Marathon will take place in Fairfax Station on Saturday 13 September 2025. You can run between 7 and 13 miles.

Ontario Summit Trail Races, celebrating its 10th anniversary, take place at Ontario County Park at Gannett Hill in Naples, NY. The event offers a Half Marathon (13.1 miles, one-way, mostly single-track around the summit) and a 5 Mile race that stays within the park with gentler elevation. Expect roc..

The Pleasant Creek Trail Run, held in Palo, Iowa, is an annual trail running event featuring three race distances: 15K, 30K, and 45K. The course runs on Pleasant Creek’s outer loop equestrian trail, a 15K loop of primarily dirt and grass trails with rolling hills and occasional small water crossings..

The Tucard will take place in Orono on Saturday 13 September 2025.

The Dirt Dash is a trail running event held at Johns Island County Park in Johns Island, South Carolina. Offering marathon, half marathon, 10K, and 5K distances, the race features a scenic 3.3-mile loop course through diverse terrains including open meadows, wooded trails, and grassy paths, surround..

The Ouray 50 Mile Endurance Run, held in Ouray, Colorado, is a challenging mountain ultramarathon featuring approximately 23,582 feet of elevation gain. Known for its technical and demanding trails, the course is set nearly two miles above sea level amidst stunning mountain scenery. The race is desi..

The Storybook Half Marathon is a scenic 13.1-mile trail race held in Roosevelt Forest, Stratford, Connecticut. The course consists of eight loops on a 1.64-mile wooded trail featuring singletrack and doubletrack paths with roots, rocks, and gentle hills, offering a charming yet moderately challengin..

The Rockin' Rockwoods 53K and 1/2 Marathon is an annual trail running event held at Greensfelder County Park in Wildwood, Missouri. Featuring a challenging course on the scenic Green Rock Trail, the race includes a 53K ultra, a 1/2 marathon, and a 1/2 marathon ruck division where participants carry..

The Freedom Running Last Man Standing will take place in Clovis on Saturday 13 September 2025.

The Breckenridge Oktoberfest 5K is a festive trail run held in historic downtown Breckenridge, Colorado, as part of the annual Oktoberfest celebration. Scheduled for Saturday, September 13, 2025, the 5K course winds through the scenic Town of Breckenridge Trails, showcasing beautiful fall foliage an..

The Twisted Ankle Trail Race, held at Sloppy Floyd State Park in Summerville, Georgia, offers trail running distances of 5K, 10 miles, and a half marathon. The event features a mix of wide trails and single-track paths, with challenging terrain including rocks and roots. Runners in the longer distan..

South Hills Single Track Trail Run takes place at Calero County Park in San Jose, California. The event offers a full slate of distances: 1 mile kids run, 5K, 10K, 9 mile, half marathon, 16 mile, trail marathon, and 50K. The course blends single-track trails and dirt roads, showcasing oak trees, hil..

The Tails on Trails 5K Run/Walk takes place at Cacapon State Park in Berkeley Springs, West Virginia. This early fall event features an easy 5K course along the Rock & Roll Trail, suitable for runners and walkers of all levels. The scenic trail highlights the natural beauty of the area, making it a..

Rib Mountain Trail Races, staged by IRONBULL in Wausau, Wisconsin, offer 50k, 25k, 15k trail runs and a kids run. The 2025 course returns to Rib Mountain State Park trails, with each distance around 10.6 miles per loop: the 15k is a single loop, the 25k is 1.5 loops, and the 50k is three loops. Runn..

LATR Backyard Ultra is a last-man-standing ultramarathon held at Lake Ahquabi State Park in Indianola, Iowa. Runners tackle a 4.167-mile loop on scenic Lake Ahquabi trails, returning to the starting corral at hourly intervals to begin the next lap. The mostly dirt trail winds through mature timber w..

Mountain Lakes Trail Run & Walk in Princeton, New Jersey offers a 5K+ trail run and a 3K walk through Billy Johnson Mountain Lakes Nature Preserve, with HQ at Community Park North Amphitheater. The course blends roughly 10% paved park trails, 30% utility service right‑of‑ways, and 60% single‑track t..

NCVRC Run for Hope takes place at Oxbow Riverfront Park in Morrisville, Vermont. The course is an out-and-back along the Lamoille Valley Rail Trail, with a turnaround at 1.5 miles and a single aid station before finishing back at Oxbow Park, for a total distance of about 3 miles. Race bib pickup run..