Do you live in or near Missouri and want to run a Tough Mudder? 2018 is your year.

Get yourself on course and experience all-new 2018 obstacles and old-favourites brought back from The Vault, all within easy reach of Missouri.

Whether you're up for tackling a Tough Mudder Full, diving into a Tough Mudder Half or checking out our brand new Tough Mudder 5K or World's Toughest Mudder, - your new headband is waiting.

If more than one headband is on your 2018 to-do list then make sure you check out our Repeat Offender Program. Just complete 2 or 3 different event formats from the Challenge Series within a year and you'll earn exclusive free swag and join the ranks as a Repeat Offender.

So what are you waiting for? Sign up now.

Tough Mudder 5K is here to turn your boring Saturday morning 5k on its head. We’re bringing all of the teamwork, camaraderie and epic obstacles from a classic Tough Mudder event and leaving the mud behind. Sign up now.

August 12, 2018

Cedar Lake Cellar


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Tough Mudder Half isn’t a race. It’s a challenge. It’s 5 miles of mud and fun specifically designed to test your teamwork. Rally your team and sign up now.

August 11 & 12, 2018

Cedar Lake Cellars

1 hour from St. Louis

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Tough Mudder Full is the original and the best. 10- miles of mud, teamwork and world class obstacles designed to drag you out of your comfort zone by testing your physical strength, stamina, and mental grit. Sign up now.

August 11 & 12, 2018

Cedar Lakes Cellars

1 hour from St. Louis

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Take the next step and check out World’s Toughest Mudder, the most extreme, insane and pulse pounding 24-hour obstacle course on the planet.

World’s Toughest Mudder
November 10 & 11, 2018

Fairburn, Georgia

Step it up

Act now: Prices rise Soon.

Nothing bonds a team like mud. Interested in running a Tough Mudder with your colleagues?
Check out our Corporate Team Packages.