Sierra Prieta 50k
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Sierra Prieta 50K
Sierra Prieta is a 50K trail race in Prescott, Arizona, scheduled for August 15, 2026. The course covers 31.7 miles and includes approximately 4,500 feet of climbing through the Sierra Prieta mountains and Thumb Butte Recreation Area. The route starts and finishes at the Thumb Butte Trailhead and passes three prominent sections: Thumb Butte, Quartz Mountain and the Sierra Prieta Overlook.
The event provides three aid stations located at mile 7.9, mile 14.9 and mile 23.8. A pace cutoff of 2.64 MPH (22.43 minutes per mile) is applied. A runners guide is available on the Saddles 100 website. Registration availability and fees are listed by the event; registration closes on Thu, Aug 13 at 11:59 PM MT.
The course description emphasizes mountain trails and notable viewpoints within the Sierra Prieta area. Entrants should expect multiple climbs totaling the listed elevation gain and aid station support at the stated mileages. Visit the organization's website for the most recent information.
