Tough Mudder is your best chance to test your teamwork, conquer best-in-class obstacles, and let your inner party animal go wild.

With events from 5K mud runs to 24 Hour races through the night, Tough Mudder has the obstacle course race to test you and your team.

Welcome to the Biggest, Baddest, Most Epic obstacles in the industry, Tough Mudder strives to continuously innovate and build amazing experiences.

Tough Mudder creates hardcore 5K & 15K mud run obstacle courses designed to test your all around strength, stamina, and mental grit.

Tough Mudder is a community built on teamwork and overcoming obstacles, where stepping outside your comfort zone is the reward. Events featuring world-class obstacles, that range …

2026 brings four event formats: 5K, 15K, Infinity, and World’s Toughest Mudder, each stacked with obstacles you can throw yourself into.

Tough Mudder 5K is a mud run challenge without the pressure of timings and competition. 12+ obstacles stand between you and the finish line.

Register for Tough Mudder Toronto 2026 and take on the best obstacles in the mud run business with your team.

The Tough Mudder Endurance Series ties our three most unforgiving events into the ultimate test of your toughness and grit.

TOUGH MUDDER EVENT DAY INFORMATION Whether your heading to your 1st or 101st Tough Mudder event day, use this guide to help your preparation. Read on to ensure you …