Friday, Jun 27, 2025 @ 4:00 AM

Copper Kings 100

Butte, MT 100 Miler

Registration closes: Sun, Jun 1 @ 11:59 PM MT

Copper Kings 100



Visit our web site for more information: http://copperkings100.com

In the late 1880s Butte boomed as a copper mining town, it was once called The Richest Hill on Earth. The most successful mine owners were known as the Copper Kings.
The Copper Kings 100 is a 100 mile single loop course starts and ends at the Belmont Mine in Butte and includes 63 miles of the wonderful Continental Divide Trail. The elevation at the start is 5,650 ft, the highest point is at 8,400 feet, and you will enjoy a total of 14,400 feet of vertical gain and loss.


 Small groups ran this as a fat ass in 2023 and 2024, and the inaugural permitted "real" Copper Kings 100 with course markings and full-on real aid stations will start on Friday June 27, 2025.

• Run starts at 4:00am Friday June 27, 2025
• Final cutoff 8:00pm Saturday June 28, 2024
40-hour cutoff
• Entrants must be at least 18 years of age on race day.


Visit our web site for more information: http://copperkings100.com


Course on Caltopo: https://caltopo.com/m/AQ4PE8U



Withdrawl Policy for Copper Kings 100


We understand that unforeseen circumstances can arise, and we strive to provide a refund policy that balances the needs of our runners and the costs incurred in organizing the race. Please review the following policy carefully:

Refunds are available on a tiered basis based on the time of your cancellation request:

• 90+ Days Before Race Day: 75% refund of the registration fee.
• 60–89 Days Before Race Day: 50% refund of the registration fee.
• 30–59 Days Before Race Day: 25% refund of the registration fee.
• Less Than 30 Days Before Race Day: No refunds will be issued.

Regardless of whether a pregnancy is planned or unplanned, or whether it comes to an expected or unexpected conclusion, proper time for healing and recovery is essential for health and well-being. At Onward Endurance, we are dedicated to treating everyone with fairness and understanding. Participants facing these circumstances are eligible for a full UltraSignup race credit, valid for two years from the date it is issued.

Event's current local time: 2:56 AM MT

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