IRON WILL GRAND SLAM 2025: The Ultimate Ultra Challenge!

Ready to write your name in ultra-running history? The Iron Will Grand Slam dares you to conquer FOUR epic 100-milers in a single season! This isn't just a race series – it's your chance to prove what you're made of.

The Challenge

Tackle these four legendary hundreds throughout 2025:

• Earth Day Buckle Mania (April 25) - Where buckles multiply like spring flowers!
• Iron Will Backroads (May 17) - Gravel roads and rail trails calling your name
• Honey Badger Road Race (July 12) - The summer beast that doesn't care how hot it gets
• Iron Will (September 6) - Your final test of grit and determination

Epic Value

$600 gets you into ALL FOUR RACES! That's right – four 100-milers for just $150 each. This is the deal of the century for ultra runners!

The Glory

• Earn a unique finisher buckle from each race
• Optional Grand Slam Commemoration: Add $50 for a massive 20" x 10" custom plaque showcasing your incredible achievement, complete with your name and finishing times
• Join an elite group of runners who've conquered the Grand Slam

Refunds or deferrals

Due to the significant discounting, there will be no refunds or deferrals.

Event's current local time: 12:56 PM CT