Trail Running Calendar United States 2026-2027

Take on the Summer Hill league at Ardwhallan Outdoor Pursuit Centre in West Baldwin on Sat 18 Jul 2026, a testing 4.5 km trail with 150 m of climb. Pre entry is required and junior entries welcome for a fun, competitive summer race.

Take on Casper Mountain with the Skunk Hollow Sneaker Chase and Backyard Ultra on a scenic 4.17 mile loop with 450 feet of climb per lap. Run an 8 mile two lap race or test your grit in the backyard ultra as runners repeat the loop each hou..

Rudolph's Revenge is a Christmas in July night 5K in Rock Hill benefiting the Northwestern High cross country team. Run a glow lit grass and track loop in costume, with chip timing, music, snacks and awards.

Join the Powderhorn Mountain Trail Climb in Grand Junction for scenic 5K and 15K trail runs that celebrate local runners and outdoor community spirit. Volunteer spots are available and full refunds or deferrals are offered if severe weather..

Take on the Barr Trail Mountain Race in Manitou Springs, Colorado, a rugged 12.6 miles up to Barr Camp on Pikes Peak terrain and back to the trailhead. Part of the Garden to Peak Challenge, this summer favorite fills fast so register early.

Run a three day stage race across the Continental Divide from Hope Pass to Red Cliff in the Colorado Rockies. Fully supported camps with live bands, mobile showers and on site massage, plus a capped field of 500, make this a high alpine adv..

Take on the Cliff Runner 10K on July 19, 2026 at High Cliff State Park, a rugged singletrack course with rocks, roots and steep climbs. Registration includes a Cliff Runner tee and finisher medal, with proceeds to Purdy Nature Preserve.

Tackle the Kendall Mountain Run in Silverton, Colorado with 12 mile and 11K options up scenic jeep roads to high alpine summits. Big climbs, sweeping views above 13,000 feet and a classic mountain descent await.

Take on rugged trails at Pearsall Park in San Antonio on July 19, 2026 with 25k, 10k, and 5k options for every trail runner. Finishers get a custom medal, race singlet and taco breakfast while DJs and photographers keep the party going.

Join UltraTrax Gore Mountain on July 19 for a 7 mile loop or multiple loops through shaded Adirondack woods, creeks and ski trail views. Timed trek with weighted options, finisher swag and proceeds supporting Conservation Lands Foundation.

Speedgoat Mountain Races by UTMB at Snowbird serve up rocky alpine trails, wildflower meadows and panoramic summit views. Multiple distances and resort amenities welcome runners and fans, with an environmental program supporting trail care.

Multi day trail camp in Nantahala National Forest with guided group runs, navigation, community service and team building. Open to adults of all abilities with 10k to 27 mile routes, shared meals and relaxed campsite vibes.

Standhope Ultra Challenge is a remote high altitude trail race in the Pioneer Mountains near Ketchum Idaho. Choose from rugged 100 mile, 60K or 30K courses with steep technical terrain, big climbs and changeable mountain weather.

The Crazy Mountain 100 is a 100 mile point to point ultramarathon across rugged alpine terrain in Montana on July 24, 2026. Limited field and Western States and Hardrock qualification make this a must for serious ultrarunners.

Run the Maah Daah Hey Trailrun through the North Dakota Badlands, from 5K to 116 miles over two days in July, all finishing in Medora. Rugged trails, creek crossings and butte views reward runners with medals and ultra buckles.

Evening trail runs in Nine Mile County Forest this July offer 5K, 10K and half marathon routes on winding single track and ski trails. Headlamps and rustic aid stations set a friendly, adventurous tone for trail fans.

Resurrection Pass Ultras are low key, mostly self supported 50 and 100 mile trail races across Alaska's historic Resurrection Pass Trail between Hope and Cooper Landing. The 2026 edition runs July 24 25.

The Webster Trail Classic in Webster, New York was scheduled for July 25, 2026 with a scenic 10 mile, a 3.5 mile and a kids one mile through wooded single track, fields and bridges. This event has been cancelled.

Tackle rugged singletrack in the northern Sierra Nevada at the Lost Sierra Endurance Race near Downieville on July 25, 2026. Choose 25K, 50K, or 100K for big climbs, scenic descents, and fully stocked aid stations.

Experience the Mighty Mosquito Trail Fest on July 25 to 26 at Mendon Ponds with two days of trails from short races to ultras and relays and camping nearby. Proceeds support the Blue Foundation and a welcoming community vibe.