Trail Running calendar near Casper 2026-2027

A 5 Km out and back run/walk on Casper Mountain Road Trail near Casper College on February 14, 2026. Prizes include first overall, oldest and youngest runners, and cutest couple; registration and waivers are available at the YMCA.

Sunrise Scramble invites trail runners to chase dawn around Glendo Reservoir from Two Moon Campground in Glendo, Wyoming. In 2026 a new 24 hour option joins 3, 5 and 10 hour timed races.

Hit the trails in Casper on May 16 for Trail Mix Run Wyoming at Mike Sedar Park, with creeks, hills and muddy singletrack. Pick a 3 mile accessible route, a tougher 10 mile course, or run virtually from anywhere.

Take on Casper Mountain at the Skunk Hollow Sneaker Chase & Backyard Ultra. Choose an about 8 mile two lap trail race or the backyard ultra loop repeated each hour until one runner remains on scenic forest single track with steady climbs.