Trail Running Calendar United States 2025-2026

The Quadzilla 15K Trail Race, set in Schnecksville, PA, is known as Lehigh Valley's toughest trail race. The course features a diverse landscape, including rolling hills, water crossings, and single-track trails, providing a challenging experience for participants. Open to ages 13 and up, the race e..

The Wine Country Trail Runs take place at Chehalem Ridge Nature Park near Gaston, Oregon, nestled in the heart of the Willamette Valley wine country. The event offers multiple distances including a half marathon, 10k, adaptive 10k, and 5k, catering to all levels of runners and adaptive athletes. The..

The Barr Trail Mountain Race is a historic summer mountain running event held in Manitou Springs, Colorado. The challenging 12.6-mile course starts at the Cog Railway Station (6,570 ft) and ascends the iconic Barr Trail to Barr Camp at 10,200 ft before descending to finish at the Barr Trailhead. Thi..

The Catamount Weekly Trail Running Race will take place in Williston on Tuesday 22 July 2025. You can run between 5 and 5 kilometers.

The Summer Eddy Trail Run, part of the Tuesday Night Trail to Grill series, takes place at St. Edward State Park in Kenmore, Washington. Offering 4-mile and 8-mile distances, the course features a mix of wide trails and twisting single track with swooping turns, moderate roots, and rocks, providing..

The DFW Burning Soles Trail Series is a summer trail running event held in the Dallas-Fort Worth area, alternating between Northshore Trail in Flower Mound and Erwin Park in McKinney, Texas. Spanning eight weeks from June to August, the series offers 5K and 10K races on well-marked singletrack trail..

Dirt Circus - Seattle is a free community trail running event held in Seattle, Washington, celebrating local races, run clubs, and running culture. Organized by UltraSignup, this one-day festival features a social group run with options of 4 or 6.5 miles, followed by a lively expo at Seven Hills Run..

The Trail Camp for Big Kids is an exciting event designed for adults looking to escape the hustle of daily life and enjoy a weekend of fun and camaraderie in the mountains. Scheduled for July 24-27, 2025, in Burnsville, NC, this camp offers a variety of activities including group runs, team-building..

The Resurrection Pass Ultras are challenging ultramarathons held on the historic Resurrection Pass Trail in Alaska's Kenai Peninsula. The event features two distances: a 100-mile and a 50-mile race. The 100-mile race starts in Hope and follows a rugged out-and-back course along the trail to Cooper L..

The SoCal Summer 6K/12K, organized by Pasadena Running Company, is a vibrant trail running event set in Lower Arroyo Park, Pasadena. Participants can choose between two distances: a 6K and a 12K trail run, both designed to showcase the area's beautiful interconnected trails. The event features a wav..

The Wausau Trail Run is an exciting running event scheduled for July 25-26, 2025, in Wausau, Wisconsin. As part of the Wausau 24 weekend, it features various trail running distances, including a 5K, 10K, and Half Marathon, all set on the scenic single track mountain bike and ski trails at Nine Mile..

The Maah Daah Hey Trail Run(s) is a premier trail running event taking place in Medora, North Dakota, featuring a variety of race options including a 5K, 10K, half marathon, full marathon, and two ultra distances of 56 and 107 miles. Set against the stunning backdrop of the Maah Daah Hey Trail, the..

The Never Summer 100km and 60km trail races take place in State Forest State Park, Colorado, between the Never Summer Mountains near Rocky Mountain National Park and the Medicine Bow Mountains north of Cameron Pass. The event offers ultra-distance mountain running with challenging terrain including..

The Crazy Mountain 100 is a challenging 100-mile ultramarathon held in Montana's rugged Crazy Mountain Range. Starting at Westling Ranch in Wilsall and finishing at Berg Ranch near the ghost town of Lennep, the point-to-point course features approximately 23,000 feet of vertical gain, reaching eleva..

The Standhope 100 is Idaho’s highest trail race, a challenging 100-mile endurance run scheduled for July 25-27, 2025. This single-loop course circumnavigates the Pioneer Mountain Range in central Idaho, featuring many hard ascents and high-altitude views. Runners navigate a well-marked trail with 12..

La Nuit is a challenging night trail running event held at Cedar Ridge Preserve in Dallas, TX. It features multiple race options including 1 Mile, 5K, 10K, and timed races of 3, 6, and 9 hours, plus a 9-hour relay. All timed races involve repeating a rugged 3.2-mile loop through diverse terrain—fore..

The Standhope Ultra Trail is a challenging and scenic mountain race held in the Pioneer Mountains near Ketchum, Idaho. The event features multiple distances, including a grueling 100-mile run, a 60K, and a tough 30K option that covers the latter half of the 60K course. Runners face rugged terrain wi..

Speedgoat by UTMB® is a challenging mountain trail running event held at Snowbird, a premier ski resort in Utah's Wasatch Mountains. The race offers multiple distances, including a 50K with 3450 meters of elevation gain, a 31K with 2000 meters gain, and a 10K with 500 meters gain. Participants exper..

The Enchanted Forest Trail Races take place in Red River, New Mexico, offering a scenic and challenging trail running experience in the Carson National Forest and the Enchanted Forest cross-country ski area. The event features three distances: The Face Challenge (7.6 miles, 1400+ feet elevation gain..

Rattlerock Ultra is a challenging trail running event held in Coopers Rock State Forest near Morgantown, West Virginia. Offering 50k and 25k distances, the race features rocky, technical trails with over 5,500 feet of elevation gain, making it one of the toughest 50k races in the state. The course c..