Trail Running Calendar Wyoming 2026-2027

Caveman Fun Run on May 9, 2026 uses the Flying V Trails near Newcastle WY and offers 5K, 10K, a 20K trail run and a 20K mountain bike race. Courses combine single track, double track and fire access roads.

Trail Mix Run Wyoming features 3 mile and 10 mile mixed-surface trail courses at Mike Sedar Park, plus a 3 mile wheelchair and stroller accessible route and a virtual option with set reporting deadlines.

A community trail race near Laramie offering a classic 25K over rugged two-track and single-track to an 8600 ft summit, plus a new 10K. The event is cupless with aid stations supplying water, Skratch, and snacks.

Trail races in Sinks Canyon run along the corridor to the Wind River Mountains with distances from 50 km to a kids 1 km. The Lander Running Club hosts the event and manages online registration and volunteer opportunities.

A multi distance trail running event in the Bighorn Mountains on June 19 and 20, 2026, featuring 100 mile, 52 mile, 32 mile and 18 mile courses. All distances are full and a wait list is maintained.

Two days of trail races at Grand Targhee on July 4 and 5, 2026 offering 50K, 22K, 10K and a 1K kids race. Each race is capped at 200 entries, features aid stations and podium awards, and is a cupless event.

A weekend of alpine trail races at Jackson Hole Mountain Resort featuring 50K, 30K, and 15K routes that reach Cody Peak and Rendezvous Mountain, with aid stations, volunteer support, and prizes for top finishers.

A backcountry mountain running event from Friend Park Campground offering 24-hour, 12-hour, and single-summit formats on a rugged ~9-mile lap with ~3,000 feet of vertical gain. Basecamp aid and on-site medical support are provided.

Trail races of 10K, half marathon and 17 miles follow the Bear River greenway and nearby park trails near Evanston, Wyoming. Aid stations are on course and finishers receive a T-shirt and award.

Trail running event in Casper, WY on July 18, 2026 offering an 8 mile two-lap race or a Backyard Ultra last runner standing format, with all operations at Casper Mountain Trails Center and limited race souvenirs for the first 75 registrants..

The 46th annual event is an 18K point to point trail through the Bridger-Teton National Forest from Snow King Resort to Game Creek. Chip timing, participant shirts and finisher medals are provided and a virtual option with mailed gear is av..

Experience the rugged beauty of the Wyoming wilderness at El Vaquero Loco. Run through the western landscape on technical trails to support local high school athletic programs.

A point to point mountain ultramarathon in Bridger-Teton National Forest covering 105.7 miles and about 24,000 feet of climb, with 11 aid stations and a 48 hour cutoff; the race is a Hardrock qualifier.

Tails and Trails is a 5K in Cody, Wyoming on August 8, 2026, supporting Wyo Hoofbeats and Cody Regional Health's animal therapy program. The course follows residential streets and trails along the Shoshone River with mountain views.

Run moonlit singletrack on Casper Mountain at the Night Crawler Endurance Challenge, an overnight time based event with 4 and 12 hour solo and 12 hour relay options. Finish with volunteer made hot breakfast and awards in central Wyoming.

A marathon and half marathon on the Medicine Bow Rail Trail near Lake Owen, Wyoming on August 15, 2026. Courses run on a wide gravel trail at high elevation with timed results and aid stations, and proceeds support trail upkeep.

Antelope Dash features 4 Miler and 8 Miler trail races in Curt Gowdy State Park near Cheyenne, WY. Courses run through aspens and pines with elevations from 7,300 to 7,700 feet and include reservoirs and granite rock formations.

Trail races at Turpin Meadow Ranch in Jackson Hole on August 22, 2026 support the John Wayne Cancer Foundation. Distances include 30K, Half Marathon and 8K with packet pickup at Red Cliffs Lodge and shuttle service to the start.

Trail races at Grand Targhee on August 29, 2026 cover 7.1 miles with 2,212 feet of vertical gain across Sport, Expert, and Pro divisions plus a volunteer category. Per race prizes and season points are awarded and the field is capped at 500..

A trail run at Eatons' Ranch near Sheridan, Wyoming on September 19, 2026, featuring rough single track, possible bear sightings, and three distances : proceeds support Habitat for Humanity of the Eastern Bighorns.