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Sawatch Ascent

Nathrop, United States • 28 Sep 2025

The Sawatch Ascent is a challenging 50k running event set in the stunning Colorado mountains, taking place on September 28, 2025. Starting and finishing at the base of Mount Princeton, participants will experience a significant elevation gain of 7,000 feet, reaching a high point of 13,150 feet. The course features a mix of dirt roads and 25 miles of singletrack, including sections of the Colorado Trail, offering breathtaking views of the Sawatch Range and Arkansas River Valley. Runners can also opt for the Sawatch 50/50 challenge by participating in another 50k event the day before. The race is capped at 250 runners and includes various amenities such as aid stations and camping options. Visit the organization's website for the most recent information.

United States Colorado Nathrop

Race information

Website Registration
50 km
2134 m+
50k
Visit the organization's website for the most recent information.
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