The Capstone 50k

St. George, United States • 6 Dec 2025

The Capstone 50K is a trail running event held near St. George, Utah, featuring a scenic 10K loop course with expansive desert views. Runners complete multiple loops in alternating directions—known as the "washing machine" style—to cover their race distances: 10K (1 loop), half marathon (2 loops), and 50K (5 loops). Designed to welcome and build confidence among new trail runners, the event emphasizes a fun and inclusive atmosphere. The course offers a unique opportunity to experience the desert terrain while fostering community among trail running enthusiasts. Visit the organization's website for the most recent information.

Race information

50 km
50k
13 mi
1/2 Marathon
10 km
10k
Visit the organization's website for the most recent information.
Trail runs nearby

The Last One Standing Ultra Marathon takes place in St. George, Utah, featuring a challenging 6-mile asphalt loop known as the Mayor's Loop, which offers scenic views along the Virgin River and the city. Runners must complete each loop within 90 minutes to continue, with up to 17 loops available, cu..

The Red Mountain 50K Trail event takes place in Ivins, Utah, featuring three race distances: 50K, 30K, and a half marathon called the Dirty Hurty Half. The courses traverse the scenic dirt trails of the Santa Clara Reserve in Washington County, southwest of Ivins and Santa Clara. Starting near the h..