Copper Kings 100

Butte, United States • 27-28 Jun 2025

The Copper Kings 100 is an exciting 100-mile ultramarathon set to take place in Butte, Montana, starting and ending at the historic Belmont Mine. The course features a stunning single loop that includes 63 miles of the Continental Divide Trail, with an elevation range from 5,650 to 8,400 feet, totaling 14,400 feet of vertical gain and loss. This inaugural event, which follows informal runs in previous years, welcomes participants aged 18 and older. Registration is open until early June 2025, and a tiered refund policy is in place for cancellations. For more details, visit the official website. Visit the organization's website for the most recent information.

Race information

100 mi
14400 m+
100 Miler
Visit the organization's website for the most recent information.
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