Trail Running Calendar United States 2026-2027

The Leadville Trail 100 Run is a legendary 100-mile ultramarathon in the Colorado Rockies. With over 15,000 feet of elevation gain and a summit over 12,500 feet at Hope Pass, it's a massive high-altitude challenge. Finishers within 30 hours..

Beat the heat at the Summer Meltdown Half Marathon in O. P. Schnabel Park, San Antonio, on August 16, 2026. Choose from a kids dash up to the 13.1 mile half, enjoy on course aid, finish line snacks, great swag, and festive awards.

Event Overview The Tails & Trails 5K is an annual event taking place on Sunday, August 16, 2026. It features two separate race distances: a 5K run/walk and a Cat Walk 1K. Both events are open to participants of all ages. Pets are welcom..

Experience the high-altitude scenery of Leadville on this 10K course, which follows the first and final miles of the famous LT100 Run. With a single aid station and awards for top finishers, it's a classic mountain run. Registration is open..

The Nitty Gritty Off Road Race at Red Lodge Mountain Resort offers tough, scenic loops on dirt roads and single track. Choose from solo marathons, half marathons, a hot lap, or a team relay. Expect steep climbs, no on course aid, and a welc..

A biannual mountain trail race on Mount Mansfield near Stowe, Vermont, covering about 11 miles and 5,000 feet of climbing over technical and exposed trails. Entry is capped at 70 and requires a recent qualifying time.

This free 5K trail run and walk honors a friend's memory and supports Centaur Stride. Enjoy live music, food, and family activities at The Heron Farm. The event welcomes participants of all ages.

The Kentucky Cryptid Series - Wolfman is a trail run through Iroquois Park, offering 7-mile and 4-mile options. It's part of a four-race series where completing three earns a special survivor medal and shirt. This cupless event encourages p..

A cross country meet in New Bern, NC on August 17, 2026, featuring separate Girls and Boys 5K races at The Epiphany School with timing and results provided by Run The East, LLC.

A midweek trail 5k at Lory State Park in Bellvue, Colorado, presented as part of an August series. Chip timing, series points and awards, free vintage shirts for registrants, and pizza and beverages after each race.

A four-race trail series on Tuesday evenings in August in Lory State Park. Distances include 5K, 10K, and 12K routes with varying elevation. Pizza and drinks follow each race, with series awards at the end.

The Augúst in Helena, MT is the 58th running of a 5k trail race on a flat course. The no frills event has separate youth and adult 5k categories and raises funds for local high school cross country teams.

The Habanero Hundred is a major Texas trail running event held each August at the 7IL Ranch. It features a wide range of distances, from a 10K to a 100-mile race, plus competitive relay options. All runners receive a shirt and finisher awar..

This two day trail run event at Idaho's Silver Mountain Resort features a 2 mile race on Friday and a 13k run/hike on Saturday. Participants ride the gondola to the start at the mountain top. The weekend also includes vendors and other reso..

Run through the scenic wilderness of Shawnee National Forest from a base at Camp Ondessonk. Choose from four distances, including a 100-mile ultra, on a course past waterfalls and sandstone canyons. Stay overnight in rustic tree houses or l..

Join the 12th annual trail half marathon in Hood River's scenic Post Canyon. This festive, inclusive event offers a challenging course with mountain views, waterfalls, and a supportive, party-like atmosphere. Every finisher gets a prize bag..

The Firebird Trail Races in Windham, Maine offer rugged trail running on a technical loop through the Lowell Preserve. Choose from a 13-mile, marathon, or 50K distance on a course marked by rocks and roots. This grassroots event supports lo..

This point to point 100 km trail race traverses the historic Bristol Hills Branch in the Finger Lakes. With a 20 hour cutoff, it offers a rugged, single track course with 11 aid stations. Free camping and a shuttle service are available.

The Hyner Half & 7k is a trail race in the PA Wilds at Hyner Run State Park. The main event is a 14-mile run on rugged single-track with significant elevation. A shorter 7k option is also available, both with a strict runner/speed-hiker onl..

The Gravel Worlds Run Series takes runners onto the gravel and dirt roads around Lincoln, Nebraska. This self-supported event offers distances from a 5k to a 50k ultra, all featuring rolling hills. It's part of a larger weekend that include..