Trail Running Calendar United States 2026-2027

Take on the Wasatch Scramble Spartan Trail 10K at Snowbasin Resort in Huntsville, Utah on July 12, 2026. Expect a short but demanding singletrack course with high altitude and stunning mountain views, plus Spartan obstacle races all weekend..

Run scenic trails at Harbison State Forest in Columbia SC with the Koala Bottle Harbison Half Marathon and 5K, an eco friendly race celebrating sustainable running. Enjoy a tee, finisher medal and a welcoming race day atmosphere.

Run the Kailua Beach 4.4 mile Shark Chase at Kailua Beach Park on July 12, a playful shoreline out and back led by a costumed shark. Celebrate after with a community potluck and easy beach vibes.

Run the 2nd Annual Running of the Bulls Trail Race in Big Sky, Montana, on scenic dirt and single track trails during Big Sky's Biggest Week. Choose 21K, 11K or a 5K relay and celebrate at Big Sky Events Arena with food trucks and awards.

Take on the Sweet Air Trail Race at Gunpowder State Park on July 12, 2026, a scenic out and back with rolling hills, faster stretches, water crossings and a bit of mud. Limited to 100 runners, entry is free and donations are welcome.

Cascade Crest is an epic 100 mile trail race near Easton, Washington with about 23,000 feet of climbing, miles on the Pacific Crest Trail and a run through the iconic Snoqualmie Tunnel. Tackle rugged, technical forest trails on July 17, 202..

Tackle the Ouray 100 Mile Endurance Run, a rugged 100 mile mountain trail in Colorado featuring massive elevation gain and 14 big climbs. Live tracking keeps fans connected as runners race toward a 52 hour cutoff.

High Lonesome 100 is a 100 mile mountain ultramarathon in Chaffee County Colorado that loops across alpine passes, the Continental Divide and the Colorado Trail for epic high elevation views. Held July 17 to 18 2026 with a 37 hour cutoff.

Join the inaugural Cross Country Sundown Showdown in Carterville for a spirited 5K team contest over scenic grass, gravel and paved paths. Teams of 3 to 5 chase top honors as colorful mile markers guide a lively summer evening run.

Storm the Farm at Briggs Outdoors in Winona, Minnesota is a scenic but rugged trail race across Driftless Region bluffs and single track. Distances from 5k to a 43k ultra, cupless event, proceeds support youth mental health.

Run the Tahoe Rim Trail around Lake Tahoe with four distances from 23K to 100 mile, featuring scenic single track and big climbs plus a demanding 100 mile with 20,000 feet of gain. Live GPS tracking for 100 mile, 100K and 50K.

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..

Tackle mountain trails at Crystal Mountain Resort July 17 to 18, 2026 with multi distance races from a sharp 5K climb to a scenic half marathon descent. Entry includes a race shirt, finisher medal and an all day gondola pass for stunning vi..

Experience Cherokee Forest on rugged ridgelines, river views and historic trails for an ultramarathon near Tellico Plains. Choose 130K, 70K or Waucheesi, enjoy lantern lit night stations, on course aid and a finish festival with live tracki..

Take on the Skunk Ape Night Run 30K through Green Swamp in Dade City Florida, a moonlit mix of sand, mud, creek crossings and single track. Reflective markings, aid stations and a post race potluck make for a welcoming night on the trail.

Run high in the San Juan Mountains at the Silverton Alpine Runs, offering 50K, marathon, and 8 miler courses looping past historic mining towns and soaring toward alpine ridgelines near 12,926 ft. Start and finish at Silverton Memorial Park..

Big Butts is a scenic loop trail event at Mississippi College Choctaw Trails offering 100K, 100K relay, 50K and 25K fun run options. Mostly shaded single track with rolling hills and a roomy start area for personal aid makes it a friendly u..

Run the Harding Hustle in Cleveland National Forest near Modjeska Canyon on July 18, 2026. Choose 15K, 30K or challenging 50K along scenic truck and forest roads with aid stations and a cupless, low support wilderness vibe.

Tough Mugu is a scenic trail run in Point Mugu State Park, Malibu with 25k and 10k courses featuring coastal ridges, single track and Channel Islands views. Expect chip timing, finisher medals, race shirts and cash prizes.

Choose a 15K or 30K on scenic trails near Elliston, Montana, starting at Kading Campground. Both out and back routes cross wooden bridges and meadows, with the 30K climbing to the Continental Divide for stunning views before returning to th..