Trail Running Calendar United States 2026-2027

A 30 km night trail run through the diverse and wildlife-rich terrain of Florida's Green Swamp. The event features a supportive atmosphere with no time cut-off and a festive post-race potluck. It's part of a larger trail series and is marke..

Experience a high altitude trail adventure through Colorado's San Juan Mountains. Run past historic ghost towns and reach heights of over 12,900 feet on the scenic Alpine Loop.

Big Butts Trail Run The Big Butts Trail Run takes place on Saturday, July 18, 2026, in Jackson, Mississippi. The start is at the Mississippi College cross country Choctaw Trails pavilion at 5992 McRaven Rd. The event is a trail race with fo..

The Harding Hustle offers 50K, 30K, and 15K trail races on the Harding Truck Trail in Orange County's Santa Ana Mountains. This cupless event features challenging climbs, descents, and is known for its heat. Parking is not allowed at the st..

Tough Mugu The Tough Mugu is a trail running event offering two distances: a 25 km trail and a 10 km trail. It is part of the Bulldog Challenge Series of races. The event is located at La Jolla Canyon in Point Mugu State Park, Malibu, Calif..

This trail run near Elliston, Montana offers a scenic 15k or 30k out-and-back course. Runners start together along the Little Blackfoot River, crossing wooden bridges to reach Blackfoot Meadows. The longer route includes a climb to the Cont..

Experience a unique night run on a flat 5k trail course in Apollo. Carry a light to guide your way on this out and back route and enjoy shuttled transport from the designated parking area.

Test your endurance at the Riverwest Nature Preserve with a looped course challenge featuring a 45 minute lap limit and distances ranging from 5 miles to a 50k ultra.

Experience an all-terrain trail event at the edge of the Bob Marshall Wilderness in Montana. Runners navigate singletrack and mountain roads across distances from 10K to 50K in a landscape home to diverse local wildlife.

Experience a night trail run through the rugged canyons and natural springs of Colorado Bend State Park. Choose from multiple distances ranging from 5K to 60K plus a special youth mile and rucking options.

Hit the trails in Casper, Wyoming, for a unique running challenge. Choose a timed 8-mile loop or test your endurance in a Backyard Ultra "last runner standing" format. The course direction changes based on the year, adding a fresh twist to..

Event Details Rudolph's Revenge is a 5K night run held on July 18 at Northwestern High School in Rock Hill, South Carolina. The event is a fundraiser for the Northwestern Cross Country Team. Course The race uses the Northwestern High School..

Tackle the Stagecoach Trail at Powderhorn Mountain Resort. Choose between a steep 5K climb or a demanding 15K that goes up the mountain twice. The registration includes a lift pass, t-shirt, and post-race food.

Run through Aspen trees and wildflowers on the scenic Spring Creek Trail in Steamboat Springs. Choose between a challenging 9.5 mile loop with significant elevation gain or a rolling 5k out and back course.

Run along the scenic Minnesetah River in Penn Yan featuring historic mills and waterfalls. This trail event offers half marathon and 10K distances with a festive post race party at the local Moose Lodge.

Experience the scenic beauty of Harris Lake County Park with 5 and 10 mile trail races. Run through forested single track and open fields while enjoying expansive lake views in New Hill.

Experience an endurance challenge at Mt Spokane State Park. Complete as many miles as possible in 13 hours on a scenic out and back trail to earn your finisher patch or a custom 50 mile buckle.

Experience the mountain trails of Aspen Snowmass with three distinct race distances. Runners can choose between a 50K trek across four mountains a 25K trail run or a 10K course starting from the Elk Camp Gondola.

Join a community run through the dirt trails of Griffith Park in Los Angeles. Choose between 5k, 10k, 15k, or half marathon distances and enjoy a relaxed racing environment with finisher medals and free photos.

Experience the Seeley Creek Trails in Montana with 1K, 5K, and 10K distances. Participants enjoy a trail run followed by a pancake breakfast and awards ceremony in Seeley Lake.