Trail Running Calendar United States 2025-2026

Ouray 100 is a 100 mile mountain ultramarathon in the San Juan Mountains on July 17 2026, with 14 climbs and a final ascent to the Bridge of Heaven. Finish at Fellin Park by the hot springs and earn a belt buckle.

High Lonesome 100 is a rugged 100 mile mountain loop in Colorado, crossing five alpine passes and sections of the Continental Divide and Colorado Trail. Mid July racing delivers big climbs, sweeping alpine views, and a true endurance test.

Run the 1st Annual Sundown Showdown 5K cross country in Carterville IL on July 17, 2026. Team or individual runners will tackle a grassy course and compete for awards for top finishers and male, female, and mixed teams.

Storm the Farm at Briggs Outdoors in Winona on July 18, 2026 features 5k to 43k trail options across steep climbs, open prairie and shaded single track in the Driftless Region. Thirty percent of fees support youth mental health and runners..

Run the Tahoe Rim Trail around Lake Tahoe on scenic single track trails with distances from 23K to a punishing 100 mile that includes about 20,000 feet of climbing. Live GPS tracking on the longer races and Western States qualifying spots r..

Take on the Crow Pass Crossing, a rugged 23 mile mountain route between Girdwood and the Eagle River Nature Center with glacier views and a frigid river crossing. This iconic Alaska challenge attracts adventurous runners and supports Health..

The Cherokee on July 18, 2026 in Tellico Plains, Tennessee is a rugged trail event with multiple distances, highlighted by a 130K with massive elevation gain. Lantern lit aid stations and a finisher buckle await finishers.

Run under the stars through Florida backcountry at the Skunk Ape Night Run, a spirited 30K on varied trails around Green Swamp West Tract. Expect sandy single track, creek crossings, friendly aid stations and a festive post race potluck.

Run the Silverton Alpine Runs in Silverton, Colorado on July 18, 2026, with 50K, marathon, and 8 mile options over high alpine jeep roads. Experience ghost mining towns and breathtaking views up to California Pass near 12,926 feet.

Frosty 15: Tackle rugged single track on the Natchez Trace with 15.5 mile and 15k options on an out and back course. This cupless, chip timed trail race asks runners to carry their own hydration while enjoying a scenic, wintery route. Fond..

Take on the Harding Hustle in Cleveland National Forest on July 18, 2026, with 50K, 30K and 15K options over scenic, rugged jeep road terrain. Expect hot July conditions, stocked aid stations, chip timing and hearty post race food.

Event overview Tough Mugu is a trail running event held at La Jolla Group Campground in Point Mugu State Park, 1 mile north of 9000 E Pacific Coast Hwy, Malibu, CA 90265. The event includes the following race distances: 10k 25k The event..

Join the Little Blackfoot trail race near Elliston, Montana on July 18, 2026, offering 15K and 30K out and back courses through scenic meadows and over wooden bridges. Perfect for trail lovers seeking a quiet, classic Montana run.

Rise in the Pines offers a scenic 10K loop through pine forest trails with small hills, and distances from 10K to 200K plus relays. Full aid, chip timing, custom medals and free photos welcome runners of all levels.

Join Hot to Trot at Griffith Park on July 18, 2026 for 5k, 10k, 15k and half marathon options on scenic dirt trails. Enjoy aid stations, custom finisher medals, free photos and a friendly community vibe.

Join the Roaring Run Race to the Moon, a lively night 5k walk or run in Apollo, PA. Enjoy a flat out and back trail under the stars, just bring a light and celebrate a fun community evening.

Run the Carolina Reaper Challenge on July 18, 2026 at Riverwest Preserve in Greenville SC, featuring scenic paved loops and timed laps from 5 mile to 50k. Proceeds benefit Upstate Running Club youth and finishers get medals, music and snack..

Hit the scenic Seeley Lake trails at the Bob Marshall Trail Race on July 18, 2026, with marathon, half, 10K and 5K options for every level. Expect rugged forest views, solid aid station support, race swag and a fun community finish.

Hit the scenic B&A Trail in Severna Park for a marathon or half marathon on March 29, 2026. Enjoy wooded waterfront trails and a lively finish at Severna Park High School hosted by the Annapolis Striders.

Tackle the iconic Barr Trail Mountain Race, a scenic 12.6 mile climb and descent from Manitou Springs toward Pikes Peak. This summer Front Range classic delivers rugged alpine views and counts toward the Garden to Peak Challenge.