Trail Running Calendar United States 2025-2026

Grin & Bear It brings rugged trail running and mountain biking to downtown Crested Butte with scenic high alpine loops and steep climbs. Pick a longer mountain route or a shorter out and back, then refuel with a post race brunch at the Nord..

Experience Leadville's Silver Rush weekend in July 2026 with a rugged 50 mile out and back, a 15 mile option and a juniors 5K, plus a combined run and bike challenge. Enjoy high alpine views, big elevation and well stocked aid.

On July 11 join the San Lorenzo River Trail Run in Santa Cruz and run through coastal redwoods and scenic river crossings. Distances range from 10K to 50K, pre registered runners get T shirts and all finishers earn a custom medal.

Run the Continental Divide near Salmon, Idaho on scenic high elevation trails with challenging 100K and 55K point to point courses. The 100K is a Western States qualifier and both have UTMB index.

Run or walk the Butterflies & Bouquets 5K in Wauseon, Ohio July 11, 2026, weaving through wooded trails and sunny grassy paths. Stay after the finish for food trucks, prizes and a hands on workshop for pollinator friendly gardens.

Run amid Grand Teton vistas at Teton Mountain Runs in mid July at Jackson Hole Mountain Resort. Choose from 50K, 30K or 15K trail races with wildflower lined routes, sweeping mountain views and summit waffles from Corbet's Cabin.

Run high on the Siskiyou Crest at the Siskiyou Out Back Running Festival in Ashland Oregon, July 11 to 12, 2026. Two days of scenic trail runs on the PCT with camping, food and live music amid stunning mountain views.

Run under the stars at Stunner Night Runs in Usery Mountain Regional Park on July 11, 2026, with 6K, 12K, 25K and 50K options. Enjoy flat, fast desert trails, series perks and a Double Down combo pairing Friday ride with Saturday run.

Take on the Laramie Peak Half Marathon in Esterbrook, Wyoming and run a scenic half marathon along Friend Park Road beneath soaring mountain vistas. This July trail event promises challenging terrain and unforgettable alpine views.

Windsor Castle Park hosts a low key, manually timed event on a shaded 3.1 mile loop in Smithfield, VA with 10 hour, 5 hour, 2 hour and 5k options. Stocked aid station, rucking option and handmade finisher items make for a friendly, challeng..

Experience Dances with Dirt Devil's Lake, a midsummer trail run on scenic glacial terrain near Baraboo, Wisconsin. Choose distances from 10K to 50 miles and enjoy aid stations, a finisher medal and post race food and a cold brew.

Tackle the Poconos Trail Experience 10K at Blue Mountain Ski Area on Jul 12, 2026, with hilly singletrack that rewards grit and speed. Stay for a weekend of Spartan obstacle course races and community vibes, with discounts for service membe..

Tackle the rugged high elevation singletrack at Snowbasin Resort in the Utah Trail Experience Spartan Trail. Take on the scenic 10K and enjoy a weekend of Spartan racing with sweeping mountain views and outdoor adventure.

Hit the trails at Harbison State Forest in Columbia for the Koala Bottle Harbison Half Marathon and 5K on July 12, 2026. This eco friendly race rewards every finisher with a shirt and medal and celebrates trail running for all paces.

Beat the summer heat at the Heatwave Half Marathon in Toledo on July 12, 2026, offering distances for all abilities from kids dashes to a half marathon and relay. Enjoy race swag, medals, chip timing, post race treats, and a virtual option.

Run Mount Rainier trails July 17 and 18 2026 at Crystal Mountain Resort, from summit starts and steep climbs to fast descents across 5K to half marathon distances. Registration includes a daylong scenic gondola pass.

Cascade Crest is a rugged 100 mile trail ultra near Easton Washington that climbs over 23,000 feet and includes about 32 miles on the Pacific Crest Trail. Expect deep forests, the 2.3 mile Snoqualmie Tunnel, and a relentlessly scenic mounta..

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.