Trail Running Calendar United States 2025-2026

The Heroes 4 Health Trail Run is an annual event held at Arrowhead State Park in Canadian, Oklahoma. The 5th edition is scheduled for September 27, 2025, featuring a scenic and challenging trail course. Participants can choose from a 5k trail run, a 10k trail run, or a fun run around the race headqu..

Flagstaff Sky Peaks Mountain Runs in Flagstaff, Arizona, staging from the Fort Valley Trailhead near Snowbowl. Distances offered include 50 Mile (50.1 miles), 50K (31.5 miles), 26K (6.2 miles), and 10K (6.2 miles). The 50M circumnavigates the San Francisco Peaks, featuring forest roads, single-track..

Montana Meltdown is a fixed-time ultramarathon held at Gallatin Valley Regional Park in Bozeman, Montana. Runners tackle a 1.5-mile loop for 24-, 12-, or 4-hour races, testing endurance and speed in a supportive, competitive atmosphere. The course features a single aid station roughly every 1.5 mile..

Great Bear Trail Races is a Sioux Falls, South Dakota trail running series held in the Great Bear Recreation Area. The annual TRS offers 3-mile and 6-mile routes, plus a free kids race. The loops traverse a 220-acre park featuring wide gravel and single-track trails, forested hills, open prairie, an..

Golden Leaf Half Marathon, presented by ACG, is the bucket-list race hosted by the Ute Mountaineer and the City of Aspen. The half marathon (approximately 13.1 miles) starts at Fanny Hill in Snowmass and follows the Government Trail through scenic Aspen groves, finishing at Koch Lumber Park in downt..

Rogue XC is a Southern Oregon Runners event held in Talent, Oregon, offering two cross-country races suitable for all ages. The Rogue XC Community 5K invites individuals and small teams to tackle a course that winds through wood-chip trails and grassy sections, including a small hill, with tradition..

Miles for Marshall 5K Trail Run for Childhood Cancer is held in Greenville, Illinois, at 1000 Patriot's Park, on Saturday, September 27, 2025. The event features a 5K Run/Walk along a scenic trail course suitable for runners of all levels. Described as an extraordinary, heartwarming adventure, it bl..

Sunset & Cider Trail Races take place in Auburn, California, at Ponderosa Cider Co. The event offers 50K, 13.1-mile, and 5-mile trail distances. The 50K includes two out-and-back segments on the American River with runnable single-track and about 3,900 feet of climbing, aided by four stations.The 13..

Potters Race Day returns to Potters Pasture near Brady, Nebraska (New Camp at Potters Pasture, 69123). The event offers multiple gravel-focused rides and runs across rolling central Nebraska terrain: 71-, 51-, 31-, and 11-mile gravel rides; 5k and 10k gravel road runs; plus a roughly 10-mile mountai..

The Salem Lake Trail Run in Winston Salem, NC, offers three race distances: 30K (18.6 miles), 7 miles, and 5K (3.1 miles). Set on a beautiful, mostly shaded, wooded trail around Salem Lake, the course is recognized as one of America's best running trails. This well-organized event serves as an excel..

The BattleAxe 5K Trail/Obstacles/Team event takes place in Nineveh, Pennsylvania, featuring a unique 5K wooded trail run with multiple race options. Participants can choose a standard trail run, an obstacle run with over 27 challenging obstacles testing strength and agility, or a four-person team ob..

Mt. Taylor 50k is a not-for-profit trail ultramarathon near Grants, New Mexico, about 90 minutes west of Albuquerque. The 50K course traverses Mt.Taylor’s high country, starting before dawn to greet sunrise from the La Mosca Lookout, with views of volcanic plugs, the Continental Divide Trail, open m..

The Cat's Tail Trail Marathon is a challenging 26-mile point-to-point trail race held in the Slide Mountain Wilderness Area of the Catskill Mountains, New York. Featuring nearly 7,000 feet of elevation gain, the course offers rugged terrain with rocky, technical climbs and descents, alongside stunni..

The ORRRC Stillwater 7 Miler is a scenic trail running event held at Stillwater Prairie Reserve in Covington, Ohio. The course features two loops of 3.6 miles each, primarily on dirt or mulched trails (75%), with some gravel and meadow sections, including multiple mid-calf river crossings of the Sti..

Deep Creek Trail Half Marathon is a roughly 13-mile trail race in Telluride, Colorado. The course starts at the beginning of Last Dollar Road near the Telluride Airport, runs to the Deep Creek Corral, then climbs into Aspen-filled woods and follows the Deep Creek Trail back to Telluride. The mostly..

Carson Canyons Trail Runs, part of Ascent Runs’ Fall Trail Series in Carson City, Nevada, offers four distances: 6K, 12K, 22K, and 30K, starting at Long Ranch Park. The courses traverse scenic but demanding trails in and above Longview Canyon, including Ash Canyon, Kings Canyon, and the Lincoln Bypa..

Estes Epic is a multi-event trail challenge held in Estes Park, Colorado. The weekend features a 50k bike race, a 50k trail run, a Heavy Half Marathon, and the all-in Epic Double (50k MTB and 50k Run). After a six-year break, the race returns with remote, rugged terrain, single-track trails, steep c..

The Teacup Tune-Up will take place in Hood River on Saturday 27 September 2025. You can run 8 kilometers.

Ridge Rambler Half Marathon is held in Bridgeport, California, on the last Saturday of September. The point-to-point race starts at about 7,100 feet on the backside of Lower Twin Lakes, stays around the lake, then descends toward Buckeye Road (6,800 ft) before climbing the ridge to finish at 6,600 f..

The Hungerford Trail Races take place near Big Rapids, Michigan, in the Manistee National Forest. The event offers three distances: 50 Miler, 45K, and 15 Miler, welcoming runners of varying experience to test their limits on forested trails. Runners wind through scenic woodlands, with winding single..