Iron Will Grand Slam

APR

24

2026

Take on the Iron Will Grand Slam in Enterprise, KS on April 24, the first of four 100 mile races that test endurance across spring and summer. Register by April 22 to secure your place and earn finisher buckles and a custom plaque.

Fri 24 Apr 2026

Enterprise, Kansas

Registration Facebook

Honey Badger Road Race (1... Iron Will Backroads (100... Iron Will (100 Miles) Earth Day Buckle Mania (1...

Always double-check with the organizer's website! This page may contain affiliate links.

Event details

Iron Will Grand Slam is scheduled for April 24, 2026, in Enterprise, KS. The event location is listed as 619 S Lincoln, Enterprise. It is presented as part of the Iron Will Slam series.

Series format

The Grand Slam comprises four 100-mile races held on April 24, May 16, July 11, and September 19. The series entry covers participation in all four of these events.

Entry, awards and policy

Entry for all four races is priced at $750. Finishers receive a finisher buckle for each race and a 15" x 12" custom plaque that includes the finisher name and finishing times. Registration closes on Wed, Apr 22. Due to the discounted package pricing, there are no refunds or deferrals. Visit the organization's website for the most recent information.

100 mi

Honey Badger Road Race (100 Miles)

100 mi

Iron Will Backroads (100 Miles)

100 mi

Iron Will (100 Miles)

100 mi

Earth Day Buckle Mania (100 Miles)