Trail Mix Run

Embark on an unforgettable journey at the Trail Mix Run in Casper, Wyoming, on May 16, 2026. This beloved annual event, kicking off Casper's running season, offers both a challenging 10-mile and a more accessible 3-mile course, benefiting Special Olympics Wyoming Area V. Runners can expect a dynamic, mixed-surface trail experience featuring challenging hills, meandering spring creeks, and the distinct possibility of mud – a true Casper spring tradition! The 10-mile course is designed for those seeking a rigorous adventure with steep ascents, while the 3-mile option winds through scenic neighborhoods and parks, including Yesness Pond. For those preferring a smoother path, a dedicated 3-mile wheelchair and stroller-accessible route is also available, ensuring an inclusive event for all abilities.

The Trail Mix Run is renowned for its vibrant atmosphere and strong community support. Starting and finishing at Mike Sedar Park, located at 781 College Drive, the course is meticulously marked with around 500 pink flags, ensuring participants stay on track. Ample support is provided along the way, with four water stations for the 10-mile route and one for the 3-mile course, plus recovery food and drinks from local sponsors awaiting at the finish line. Typical race day conditions in mid-May bring highs around 66°F and lows near 37°F, with only a 10% chance of precipitation, creating a comfortable yet authentic trail running experience. Whether it's a warm day fostering a lively park celebration or a cooler, muddier challenge that amplifies accomplishments, the Trail Mix Run promises a memorable race day for locals and out-of-state participants alike.