Trail Running Calendar United States 2026-2027

Experience an endurance challenge through historic Colorado mining districts with the Silver Rush 50 Run. Choose between 50 mile, 15 mile, or junior 5k distances while competing for a qualifying spot in the Leadville Trail 100.

Looped trail ultras at Caesar Creek State Park with 50k and 50 mile options on single-track trails. The cupless event has two manned aid stations, drop bag support at the visitor center, and a 14.5 hour cutoff.

Experience a scenic trail run through ancient Coastal Redwoods and lush river canyons in Santa Cruz. Choose from multiple distances including a 50K and marathon with several river crossings.

Experience a true mountain race through the rugged high altitude terrain of Idaho and Montana. Choose between 100 km and 55 km courses featuring steep descents and technical single track trails.

This community 5K in Wauseon's Homecoming Park features a scenic route through woods and fields. The event promotes pollinators and gardening, with post race activities, refreshments, and prizes.

Experience trail running in the Bridger Teton National Forest with races ranging from 15K to 50K. Runners enjoy views of the Grand Teton and mountain wildflowers while spectators utilize local gondolas to follow the action.

Run under the stars at Usery Mountain Regional Park. Choose from four distances on a flat, fast course through the desert trails. This event is part of the summer Insomniac Night Trail Run Series.

Test your endurance in Alaska's Hatcher Pass. Runners tackle a 4.167-mile trail loop every hour, with the last person standing declared the winner. The event follows classic Backyard Ultra rules and is limited to 75 participants.

Test your endurance at Windsor Castle Park with timed races ranging from two to ten hours on a scenic trail loop. This manually timed event features a support station and options for both runners and ruckers.

Experience a multi distance trail event at Rocky Hill Ranch in Smithville. Run through shaded pine forests on a 10km single track loop with distances ranging from 10km to various ultramarathons and relays.

Event Overview The DWD Devil's Lake is a trail running event scheduled for July 11, 2026. It takes place at Devil's Lake, an area noted for its geological features formed in the ice age. The event is located in Baraboo, Wisconsin, just nort..

Test your endurance on the rugged trails of the Medicine Bow National Forest with 24 hour, 12 hour, and single summit challenges. Experience a technical mountain course while supporting a meaningful cause for veterans.

Experience the natural beauty of Muscatatuck County Park with trail races ranging from 5k to 15k. This outdoor weekend in Indiana also features kids races, mountain biking, and kayaking trips along the river valley.

This trail run in Naples, NY explores the scenic High-Tor Wildlife Management Area. The course starts in the community park, features significant climbs on the Finger Lakes Trail, and passes multiple aid stations. Runners can choose between..

The Spaulding Woods 50K is a technical trail race on a 5.6-mile loop in Northfield, New Hampshire. Runners complete six laps, with 4,400 feet of elevation gain, within a ten-hour limit. The event supports Spaulding Academy & Family Services..

Explore Akron's trails with this July event, starting downtown and winding through Summit Metro Parks. Choose from Marathon, Half Marathon, or 10K routes, each mixing city paths with rugged natural terrain. All finishers earn a medal, with..

The Mt. Baldy 5000 is a tough, scenic 5K uphill run at Mt. Baldy Resort. After finishing at the Top of the Notch, runners can enjoy a BBQ dinner and drinks before a chairlift ride back down. It's billed as a unique summer mountain party.

Test your limits at Indiana's largest endurance event on the Butler University campus. Run solo or as a team for eight hours through varied courses before enjoying a celebratory cookout and live music.

Run the TARC Blue Hills Skyline 12K on June 21 in Milton, MA, tackling about 2,300 feet of climbing on rocky, technical Skyline trails. Stair climbs and panoramic Boston skyline views make this a memorable trail challenge.

The Dark and Dirty Miles is a nighttime trail run at Twin Mountains Offroad Park in Oklahoma. It features multiple distances, including a Ruck division requiring a 10 lb weight. The event offers a party atmosphere with post-race meals and f..