Trail Running Calendar United States 2025-2026

The Mount Ascutney Vertical Backyard is a challenging "Last Person Standing" endurance event held in Brownsville, Vermont. Participants repeatedly ascend and descend 1,209 vertical feet each hour, choosing between three laps on a shorter 403-foot t-bar path or one lap on a longer, more demanding 1,2..

The Last of the Felascans is a challenging backyard ultra held at San Felasco Hammock Preserve State Park in Alachua, Florida. Participants run a 4.167-mile loop every hour on a trail course by day and a dirt road by night, with no pavement throughout. The race continues until only one runner comple..

The Circle Endurance Event is a challenging ultra running race held at Ringgold High School in Ringgold, Georgia. Participants can choose from 3, 6, 12, or 24-hour durations, running continuous laps on a track to cover as much distance as possible within their chosen time. The event emphasizes strat..

The Fall Fling 400 is an annual trail running event hosted by the CT Trailmixers at YMCA Camp Sloper in Southington, Connecticut. It features two main races: a 400-minute timed event where participants run as many loops as possible on a roughly two-mile trail course, and a 4-mile race consisting of..

The Midland Mountain Trail Series is a festive trail running event held in Harbison State Forest, Columbia, South Carolina. Featuring a full marathon (two laps) and a half marathon (one lap), the course winds through scenic woodlands, creeks, and rolling hills adorned with vibrant fall foliage. The..

Fire Fest Ultra is a vibrant trail running event held in Logandale, Nevada, near the stunning Valley of Fire State Park. Set in the Mojave Desert's colorful backcountry, the race offers a variety of distances including 1-mile kids' run, 5K, 10K, half marathon, marathon, 50K, 50M, 100K, 100M, 100M re..

The Dinosaur Valley Endurance Run, held at Dinosaur Valley State Park in Glen Rose, Texas, offers a challenging trail running experience with distances of 100 miles, 100K, 50K, 25K, and 5 miles. The course features a mix of terrain including soft dirt, rocks, and roots, with gradual hills and techni..

The Camp Chestnut Ridge Trail Race, held annually at the Chestnut Ridge Camp and Retreat Center in Efland, NC, offers a scenic trail running experience through rolling hills and old hardwood forests. The event features two main trail races of approximately 4 and 8 miles on single-track dirt and grav..

The Colt 45 Trail Run, hosted by A1 Ultra Events, takes place at Colt Creek State Park in Lakeland, Florida. Scheduled for November 22, 2025, this trail running event offers four distances: the Colt Double Malt (60 miles), Original Colt 45 (45 miles), Colt Silver (45K), and Colt Mini (14 miles). The..

The Tupelo Trail Shuffle is a trail running event held at Trace State Park in Belden, Mississippi, featuring 10K and 20K distances. The course runs on mostly single-track trails through hardwood timber and old growth pines, partially alongside Trace State Lake, showcasing beautiful fall foliage. The..

The Dowagiac All Trail Turkey Trot is a classic running event held on the trails of Southwestern Michigan College's Dowagiac campus. Celebrating its 58th running in 2025, the event features a 10K Run/Walk, 5K Run/Walk, and a 1K Kid's Fun Run. Both the 10K and 5K races start simultaneously, with chip..

The Regal Beagle Ultra, held in Akron, Ohio, offers 50K, 25K, and 5-mile race options through the scenic Bath Nature Preserve and Bath Community Park. The looped course features a mix of paved, gravel, dirt, and grass trails, traversing wetlands, woodlands, and rolling hills with about 400 feet of e..

The Novemberfest Race is an annual 4-mile running event held in Nashua, New Hampshire, featuring a scenic course through Mine Falls Park. The race starts near the Pine Street Extension entrance, close to the Millyard Smokestack. Following the race, participants enjoy a festive post-race party and ra..

The Ruff is a challenging 7-mile trail race held at Dog Mountain Trailhead in Carson, Washington, within the scenic Columbia River Gorge National Scenic Area. The course features a steep 3-mile ascent gaining 3,000 feet to Dog Mountain's summit, followed by a 4-mile downhill run on single-track trai..

The Trail Blazer 10K - 5K is an annual trail running event hosted by StartLine Racing at Paloma Community Park in Peoria, Arizona. Set amidst the scenic trails of Peoria's newest community park, runners can enjoy the natural beauty and local wildlife along the course. The event offers both 10K and 5..

The Hex Hollow Half is a trail running event held in Glen Rock, Pennsylvania, starting and finishing at Spring Valley Park. It offers two race distances: a challenging half marathon of 13.13 miles consisting of two loops, and a shorter 6.66-mile single loop for those not ready for the full distance...

The Fall Backyard Burn at Laurel Hill is a trail running event held at the Workhouse Arts Center in Lorton, VA, set on the scenic 1600-acre grounds of the former Lorton Reformatory. The course features a mix of forested and open meadow singletrack trails composed of dirt and crushed stone, with mini..

The Legacy Trail Ultra is a free 60K ultramarathon held annually in Sarasota, Florida, organized by the Manasota Track Club. The race features an out-and-back course along the scenic Legacy Trail, starting at Payne Park and heading south for 18.6 miles before returning. Participants navigate a mostl..

The Winery at Bull Run Turkey Trot is a scenic trail run held at the Manassas National Battlefield, featuring 5k and 10k options. Participants enjoy running through historic Civil War sites on dirt trails, cross-country paths, and gravel terrain, with some hills along the course. The event benefits..

The South Vineland Thanksgiving Run is a cross country style race held annually at Anthony Campanella Park in Vineland, New Jersey. This approximately 3-mile event follows the well-known cross country course used by Vineland High School and the Vineland Grand Prix summer series. Open to runners and..