Trail Running calendar near Douglas 2026-2027

A looped trail event at Glendo State Park focused on night and twilight running, offering 3, 5, 10 and a new 24 hour option. Five loops range from 1.41 to 13.6 miles and all loops start and end at Two Moon Campground.

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 mountain running event near Douglas WY with 24-hour, 12-hour, and single-summit options on a rugged, technical 9 mile lap that gains nearly 3,000 feet. Basecamp aid provides food and crew access and medical staff are on site.

On July 18, 2026 in Casper, WY, the Skunk Hollow Sneaker Chase offers an 8 mile trail option and a Backyard Ultra on a 4.17 mile loop, with parking and festivities at Casper Mountain Trails Center.

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.