Trail Running Calendar United States 2025-2026

The Chippewa Creek Challenge is an exciting half marathon event set in the picturesque Brecksville Reservation, part of the Cleveland Metroparks. Scheduled for October 25, 2025, this race offers participants a unique trail running experience amidst stunning autumn foliage. The course features a vari..

The Fonta Flora 50K and Half Marathon is a trail running event held at Lake James State Park in Nebo, North Carolina, near the scenic Linville Gorge and Shortoff Mountain. The races start and finish at Fonta Flora Brewery's Whippoorwill Farm, offering runners beautiful views of the lake and surround..

The Smithfield Hog Jog is an annual 5K run and walk held at Windsor Castle Park in Smithfield, Virginia. The event features a 5K race with chip timing and a Kid's Piglet Run, where all young participants receive awards. The race welcomes up to 500 participants and offers awards across various age gr..

Beware The Bear Trail Races take place at Bear Creek Lake Park in Lakewood, Colorado, offering 5km, 15km, and a combined 5+15km double race, along with a 1km kids' run. The courses feature mostly dirt trails with a mix of single and double tracks, incorporating short steep hills, rollers, and varied..

The Lake Murray Endurance Run is an annual trail running event held in late October at Lake Murray State Park near Ardmore, Oklahoma. The race offers multiple distances including 100 miles, 100K, 50K, 25K, and 5 miles, catering to a wide range of endurance runners. The course features over 30 miles..

The Rim to River 100 is a challenging 100-mile trail race held in New River Gorge National Park, West Virginia, known as the state's first and only 100-mile trail event. The out-and-back course features winding single-track trails and rail-to-trail sections, repeatedly descending from the rim of the..

Firewater Ultra is a trail running event held in Greenback, Tennessee, featuring 100K and 50K distances, including a 50K relay and two 50K start options—Sunrise and Sunset. The race takes place on the scenic East Lakeshore Trail along the Tellico Reservoir, known for its well-maintained, runnable pa..

The Javelina Jundred is a unique ultra running festival held annually in late October at McDowell Mountain Regional Park near Fountain Hills, Arizona. Known as the original costumed 100-mile trail run party, it features challenging courses including a 100-mile race, a 100K, and the Jackass Night Tra..

The Tussey Mountainback 50 Mile Ultra is a scenic ultramarathon held in Boalsburg, Pennsylvania, within Rothrock State Forest. The event features a challenging 50-mile loop course that is 82% dirt and 18% paved, with varied terrain including uphill, level, and downhill sections, shaded areas, and sc..

The Grills Trail Run, organized by the Westerly Track & Athletic Club, is part of the WTAC Fall Race Series and will take place at Grills Preserve in Westerly, Rhode Island. Participants can choose between a 10-mile and a 10K race, both showcasing the scenic trails and natural beauty of the area, in..

Womp Romp is an annual trail running event held in Wompatuck State Park, Hingham, Massachusetts, featuring a 10-mile single loop and a 50K race consisting of three loops plus an additional mile. The course offers a mix of single track, wide trails, and some paved sections, suitable for both novice a..

The Into the Darkness Night Trail Run is a unique 4-mile night race held in Roanoke Valley's Explore Park. The course features a mix of twisty, rolling single-track trails and grassy, gravel roads, primarily on IMBA-designed trails. Runners navigate the route marked with reflective arrows and glow s..

The Napa Fall Wine Country Marathon is an annual trail running event held at Bothe-Napa Valley State Park in Saint Helena, California. Celebrating its 33rd year, the race offers marathon, half marathon, and 10K distances. The course features lush single-track trails with hills, streams, and rocky te..

The Twilight's Last Gleaming Cross Country Challenge will take place in Ventura on Saturday 25 October 2025.

The Haunted Hills 10K in Redwood City is a unique nighttime running event featuring a spooky, festive atmosphere. Participants run through wickedly decorated neighborhoods, navigating approximately 36 checkpoints along the 10K course. Runners, in teams of one to five, engage in a fun challenge by an..

The Camp Lackawanna Trail Challenge is a trail running event held in Tunkhannock, Pennsylvania, featuring 6-hour and 12-hour race options. Participants run on scenic trails starting from 1219 Vosburg-Neck Road, offering a challenging and immersive outdoor experience. The event emphasizes endurance a..

Salt Creek 24 is a unique 24-hour running event held at Salt Creek Recreation Area in Port Angeles, Washington, offering stunning views of the Strait of Juan de Fuca, lush evergreens, and historic World War II sites. Participants can choose from three options: a solo or relay 24-hour race on a 1.3-m..

The Quail Trail 5K is a running event taking place at the historic Pebble Hill Plantation in Thomasville, Georgia. This certified 5,000-meter cross country course features a variety of running surfaces, including pea gravel, grass, dirt, red clay, and asphalt. Participants can compete for trophies i..

The Range of Light Trail Races, held in Bishop, California, offer four distances: 5k, 10k, 33k, and 50k, showcasing the scenic Eastern Sierra trails and dirt roads. The event benefits Inyo County Search and Rescue and features courses with varied terrain, including steep single tracks and fast dirt..

The Naatsisaan Trail Races, scheduled for October 25, 2025, at Navajo Mountain, Utah, features a variety of running events including the Naatsisaan Ultra, a 10-miler, and a 5K. Participants will navigate scenic and challenging courses that showcase the stunning landscapes of Dine’ Bikeyah. The event..