Trail Running Calendar United States 2025-2026

The KMT Fall Foliage Frenzy is a trail running event held in Montebello, NY, featuring 3-hour and 6-hour timed races. Participants run on a scenic 2.33-mile loop with approximately 660 feet of vertical gain, offering stunning views of the changing leaves in Kakiat Park near Harriman State Park. The..

The Kokanee Trail Runs, held annually in South Lake Tahoe, California, is a scenic running event featuring a half marathon, 10K, 5K, and a non-competitive half-mile Tadpole Trot for children 12 and under. The courses showcase stunning views, with the half marathon traversing Tahoe Mountain and overl..

The Iowa Trail Run Series: Sugar Bottom Fall is a running event taking place in Solon, Iowa, featuring a variety of race distances including a 5K, 10K, and half marathon. Scheduled for October 5, 2025, this event encourages participants to return for a second chance to improve their times from the s..

"11 Miles to Paradise" is a 10.6-mile point-to-point trail race held in Missoula, Montana, through the scenic Lolo National Forest along the Clark Fork River. The course features rolling single-track trails, offering a challenging and picturesque running experience. After completing the race, partic..

The Raven Half Marathon is an adventurous trail race held in Central Pennsylvania's scenic Seven Mountains region, starting and finishing at Poe Valley State Park in Coburn, PA. The challenging 13.1-mile course features a mix of single and double track trails, a stream crossing, and stunning vistas,..

The Groton Town Forest Trail Races, organized by the Squannacook River Runners and Groton Trails Committee, feature two scenic courses of 9.5 miles and 3.4 miles through the picturesque Groton Town Forest. The trails are well-marked and consist of narrow dirt roads and winding paths, presenting a mi..

The Pocahontas Trail Festival is a running event taking place at Pocahontas State Park in Chesterfield, Virginia. Scheduled for October 5, 2025, the festival features a Half Marathon and a 10k race, both designed to showcase the park's scenic trails. Participants will enjoy professionally timed race..

The Heartland event in Cassoday, Kansas, is a challenging ultra-running race featuring multiple distances: 125 miles, 100 miles, 100K, Teter Rock 100K, 50 miles, marathon, and half marathon. The course primarily follows backcountry gravel roads with minimal paved sections, winding through the scenic..

The West Virginia Trilogy is a three-day trail running event held in the Monongahela National Forest, near Spruce Knob and Seneca Rocks National Recreation Area in Circleville, WV. Taking place over Columbus Day weekend, the Trilogy features a challenging series of races along the Eastern Continenta..

The Mile Madness Endurance Run will take place in Rocklin from Friday 10 October 2025 to Monday 13 October 2025. You can run between 6 and 72 hours.

The Kodiak Ultra Marathons by UTMB is a multi-day trail running event held in Big Bear Lake, California, offering a variety of race distances, including 100 miles, 100K, 50K, 21K, and 10K. The race features stunning views of Big Bear Lake and traverses diverse landscapes such as high desert, sub-alp..

The Tesla Hertz Run is a multi-distance ultramarathon event held in Rocky Point, NY, on October 10, 2025. Participants can choose from various races, including 150-mile, 100-mile, 100K, 50-mile, 50K, and 10-mile distances, with some races starting as early as Friday evening and others on Saturday an..

The Moab 240 Endurance Run is a challenging 240-mile ultramarathon held in Moab, Utah, traversing diverse and rugged terrain including desert canyons, mountain ranges, and iconic red rock mesas with views of Canyonlands and Arches National Parks. The course features a total elevation gain and loss o..

The Thrasher Night Trail is a night-time trail running event held at Cave Creek Regional Park in Cave Creek, Arizona. It offers four distances: 33K, 22K, 11K, and 5K, all run on a scenic 11-kilometer loop featuring the Slate, Quartz, Go John, and Overton Trails. The course includes rolling desert si..

The Biggest Little Ultra is a multi-day ultrarunning event held at Sparks Marina in Sparks, Nevada, a scenic location featuring a 2-mile paved, lighted loop with minimal elevation gain. The race offers various fixed-time and fixed-distance options, including 6, 12, 24, and 48-hour races, as well as..

The Trout Brook is a challenging 10-mile trail race held at Willow River State Park in Hudson, Wisconsin. The course features a mix of wide-open park trails and technical single-track paths, including hills, a stair climb, and scenic views of a majestic waterfall. Designed for experienced trail runn..

The Canal Corridor 100 Mile Endurance Run, held annually in Northeast Ohio, is a fast, flat, and scenic ultramarathon along the Towpath Trail. Starting and finishing in Akron, the course follows the Ohio & Erie Canalway, running north to Canal Basin Park in Cleveland before returning south. The trai..

The Fausett Farms Sunflower 5K is a family-friendly running event held in the scenic foothills of Dawson County, Georgia, at Fausett Farms Sunflowers. Participants can choose between a 5K race or a 1-mile fun run, both winding through vast fields of sunflowers with some uneven terrain and a notable..

The Cave Creek Thriller is a celebrated trail running event held in Cave Creek, Arizona, featuring four race distances: 50K, 24K, 11K, and 5K. The 50K and 24K races are point-to-point courses along the scenic Maricopa Trail, connecting Lake Pleasant and Cave Creek Regional Park, while the 11K and 5K..

Rock Bridge Revenge is a trail running event held at Rock Bridge State Park in Columbia, Missouri. It offers two race distances: a 25K and a 50K, with the 50K consisting of two loops of the 25K course. The course features 100% single-track trails with varied terrain and creek crossings, including th..