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Iron Will Grand Slam

Enterprise, United States • 20 Apr 2025

The Iron Will Grand Slam is an ultimate ultra-running challenge that invites participants to complete four 100-mile races in a single season. Scheduled for 2025, the series includes the Earth Day Buckle Mania, Iron Will Backroads, Honey Badger Road Race, and the final Iron Will event. Registration for all four races is available for $600, offering an exceptional value for ultra runners. Participants can earn unique finisher buckles for each race and have the option to purchase a custom plaque commemorating their achievement. This event is a chance to join an elite group of runners who have successfully completed the Grand Slam. Visit the organization's website for the most recent information.

United States Kansas Enterprise

Race information

Registration Facebook
100 mi
100 Miles
Visit the organization's website for the most recent information.
Trail runs nearby

Earth Day Buckle Mania

Abilene - 5 mi from Enterprise

Earth Day Buckle Mania is a unique running event taking place in Abilene, KS, offering participants the choice of 12, 24, or 48-hour races on a certified 1.8228-mile paved loop in a scenic private park. Runners can earn multiple buckles for completing various distances, including 50K, 50 Mile, 100K,..

Iron Will Backroads

Enterprise

Iron Will Backroads is a challenging running event held in Enterprise, Kansas, featuring three race distances: 100 Mile, 100K, and 50K. The course consists of a 12.5-mile loop that includes both gravel roads and rail trails. Participants can expect well-stocked aid stations, with a full aid station ..

Iron Will 100 - Junction City, KS

Junction City - 17 mi from Enterprise

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Iron Will 100 is a multi-distance running event held in Junction City, KS, featuring races of 100 miles, 100K, 50 miles, and 50K. The course consists of a flat, fast river trail with significant shade, designed for optimal running conditions. Participants can expect manned aid stations every 5 miles..