Prepare for an unparalleled high-altitude trail running experience at the Flagstaff Sky Peaks race weekend, commencing September 25, 2026, in scenic Flagstaff, Arizona. This premier event, often celebrated as Arizona's highest footrace, offers an array of distances including 50M, 12HR, 50K, 6HR, 26K, 11K, and 5K, providing a challenge for every level of mountain runner. Runners will be immersed in the breathtaking beauty of the Coconino National Forest, with courses winding through vibrant canopies of golden aspens and towering ponderosa pines as fall colors reach their peak.

The Flagstaff Sky Peaks courses deliver a true test of mountain running prowess, featuring significant elevation gains with many races starting around 7,200 feet and climbing to exhilarating heights of up to 11,500 feet. Expect a diverse terrain of challenging singletrack along the Arizona Trail, rugged mountain paths within the Arizona Snowbowl, and sections of forest roads. The marquee 50-mile event uniquely circumnavigates the entire majestic San Francisco Peaks, offering expansive views and a truly unforgettable journey. Aid stations are strategically placed and fully stocked with water, electrolyte drinks, and snacks, ensuring runners are well-supported throughout their adventure. For those tackling the longer distances, drop bag access is available at designated aid stations.

Starting and finishing primarily at the Arizona Snowbowl, runners consistently praise the Flagstaff Sky Peaks for its stunning scenery, well-organized execution, and the unique blend of challenging climbs and rewarding descents. Typical race day conditions in late September offer ideal running weather, with comfortable highs around 71F and cool lows near 39F, accompanied by a low 8% chance of precipitation, creating a perfect backdrop for pushing your limits in the Arizona high country.