Trail Running Calendar United States 2026-2027

Tackle scenic, hilly trails at Muscatatuck County Park with 15K and 5K options along a river valley. Come for the race and stay for festival camping, mountain bike events and guided kayak trips for a weekend of outdoor fun.

Experience rugged Finger Lakes scenery at the High Tor Trail Marathon in Naples, NY on July 11, 2026, starting and finishing at Naples Community Park. Expect challenging climbs, flowing downhills and two scenic loops for the full marathon.

Take on a technical 50K in Spaulding Woods New Hampshire, six rugged laps of rocky singletrack, roots, footbridges and about 4,400 feet of climbing. Aid stations and drop bags support runners chasing a 10 hour cutoff.

Run the inaugural Akron Trail Marathon on July 11, choosing marathon, half marathon, or 10 K on scenic Towpath Trail and Summit Metro Parks past waterfalls, locks, and overlooks. Expect hilly single track and summer heat so bring hydration.

The Mt. Baldy 5000 is a scenic mountain 5K that climbs almost entirely uphill to a sunset finish with sweeping mountain views and spectator friendly sections. Post race BBQ, live music and a chairlift ride cap the evening.

Run scenic single track trails on Cougar Mountain in Bellevue with 5K, 10.8 mile or 19.5 mile options. This cup free race includes post race food and beer and a small donation supports King County Parks.

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.

Night trail running on a rugged 5K loop at Twin Mountain Offroad Park near Kinta, Oklahoma, with runnable jeep roads, technical sections, and possible wet terrain. Options range 5K to 50K plus ruck divisions, with photos and finisher swag.

Run the Chernisky Classic in Ebensburg with 5K and 10K routes on the scenic Ghost Town Trail, plus a free Firecracker Race for little ones with firetrucks and firefighters. Proceeds benefit the Cambria County Regional Firefighters.

Run scenic singletrack and river bottom trails through Bear River State Park and local wildlife habitat in Evanston, Wyoming. Distances from 10K to 17 miles offer options for walkers and racers, with aid stations and finisher swag.

Run the Coal & Coke Fireworks 30 or 10 Miler in Mt Pleasant, PA on July 11 2026 along the scenic Coal and Coke Trail with rolling 5 mile loops on crushed gravel and pavement. Enjoy organic aid, crew access and handmade finisher medals with..

Run the Spartan Trail Poconos 10K at Blue Mountain on July 12 2026, over scenic singletrack and rolling Pocono hills. Part of a Spartan weekend, the race welcomes solo and team entries and offers service member discounts.

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..

Hit the trails at the Koala Bottle Harbison Half Marathon and 5K in Harbison State Forest, Columbia on July 12, 2026. This environmentally sustainable trail event offers a race tee and finisher medal amid scenic forest singletrack.

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.

Run the Christmas in July 5K, 10K or Half Marathon in Bossier City on July 12, 2026 at Walker Place Park. In person or virtual options on mostly flat Red River trails, with a custom finisher medal, race shirt and age group awards.

Cascade Crest is a rugged 100 mile trail race in Easton WA featuring 23,000 plus feet of climbing, 32 miles on the Pacific Crest Trail and a run through the 2.3 mile Snoqualmie Tunnel. Expect technical, forested singletrack and epic views.

The Ouray 100 Mile Endurance Run is a rugged 100 mile trail race in Ouray, Colorado, with massive climbing across the San Juan Mountains. This unfussy, traditional ultramarathon culminates with a dramatic ascent to the Bridge of Heaven.