Trail Running Calendar United States 2025-2026

Race the Base at Pinnacle Mountain on Oct 25, 2025 is a scenic 4 mile loop that finishes on technical single track and includes a steep climb for King and Queen prizes. A free kids run takes place on the Kingfisher Trail.

Run scenic single track, rolling hills and shaded hammock trails at San Felasco Preserve near Gainesville in 25K or 50K distances. Enjoy a TailGate2Gate finish line celebration while supporting the Friends of San Felasco.

Event overview The Last Cowboy Backyard is a Backyard Ultra event on October 25, 2025, in O'Neill, NE, with the start and finish located at the community center (501 S 4th St). The course uses the Cowboy Trail as an out-and-back route on a..

Pumpkin Pacer 5k @ White Barn Farm is a 5K off-road trail run/walk held at White Barn Farm, 431 South Street, Wrentham, MA 02093. It’s the final race in the Farm To Trail 5K Series and is open to all ages and abilities. The course weaves th..

Event Greensprings 24 is a 24-hour endurance race on Saturday, October 25, 2025, in Williamsburg, VA (3751 John Tyler Hwy). The event benefits The Arc in Williamsburg, VA. Awards are given for completing 50k, 50 miles, 100k, 75 miles, and 1..

Run the scenic, historic trails of Patapsco Valley State Park at the Patapsco Valley 50K, offering 50k and 25k distances plus virtual options. Enjoy well stocked aid stations, commemorative shirts and unique finisher awards.

The Mighty Montour 4-Miler, hosted by the Bloomsburg Area YMCA, takes place in Danville, Pennsylvania. The 3.9-mile loop circles the Montour Preserve along the Chilisuagi Trail, with a mix of grass, gravel and forest flooring. Runners enjoy..

Join Running with Ghouls for a lively 5k or 1 mile run or walk in Canton, IL, where costumes are welcome and families are encouraged to participate. All ages are welcome and proceeds support the YWCA.

Krug Castle Challenge is a castle-themed running event held at Krug Park in Saint Joseph, Missouri. The weekend offers four options: the Measly Mile, Krug Castle Kinda 5k (three loops = about 4.08 miles), Krug Castle 10K, and the full Krug..

ScaryAss is a trail running day at Fall Creek in Capitol Forest near Olympia offering 25K, 14K and a family friendly 4K. Courses are rugged and self supported, with post run witches brew, soup, candy and a warm campfire.

Take in Tellico Reservoir views on runnable East Lakeshore Trail at Firewater Ultra, with 100K, 50K sunrise or sunset, relay, and a new 25K ruck. Enjoy lakeside singletrack and a sunset finish option for the 50K.

Event The Bare Buns Desert Run is a desert trail race held on Saturday, October 25, 2025, at Shangrai La in New River, Arizona. The course is a 5k loop around the Shangri La Ranch property, taking runners up a hiking trail, along a dry wash..

Join the Quicksilver Trail Challenge at Almaden Quicksilver County Park in San Jose on Oct 25, 2025. Pick a scenic half marathon, 10K, or free kids one mile and explore single track trails with sweeping Mt Umunhum views.

The Gopher Weedon Trail Run is an 8K trail race held at Weedon Island Preserve in northeast St. Petersburg, Florida (1800 Weedon Dr NE, 33702). The course covers about 4.9 miles of natural trails through mangroves, salt marsh and Florida sc..

Event overview OC Trail Runners Group Run takes place on Saturday, October 25, 2025 in Newport Coast, California. The run is free, social and non-competitive, described as slower-paced and take-it-easy. The stated goal is to spend time outd..

Run rustic trails at the Crozet Trails Crew 5K, 10K, or Family Fun Run on Saturday October 25, 2025, at Crozet Park while supporting local trail building. Celebrate afterward with pancakes, live music and beer at the Trails Fest.

Run the 14th annual Piedmont Newnan Autumn Chase at Carl Miller Park in Newnan, GA with 10k, 5k and a 1 Mile Fun Run for ages 5 and up. Proceeds boost local fitness programs and community health.

Run scenic meadow and lakeside trails at Fields of Gold in Marble Falls, with distances from 5K to 50 miles and virtual options. Enjoy a harvest themed medal, race shirt and celebration while supporting local youth running programs.

Take on the Camp Challenge 5k on October 25 in Bedford, Indiana along rugged, hilly wooded trails and earn a finishing medal plus awards for top finishers. Proceeds fund scholarships that help send kids to camp.

Quarry Shack 5 Miler is a nighttime, 5-mile trail race held in Vintondale, Pennsylvania, on the Ghosttown Trail's Rexis Branch. It offers a Run and a Walk on a closed, out-and-back rail-trail course with no road crossings. The route is esse..