Strap in Mudder, because Tough Mudder Seattle coming back in a big way. Just outside the city you’ll have plenty of time to take in the scenery while your stuck in the black coal mud on this epic course packed with tree lined trails and our world famous obstacles.

Tough Mudder is more than just an obstacle course. Built on foundation of teamwork and overcoming obstacles, it’s the chance to unplug from the daily grind, experience the unexpected, and accomplish something bigger than yourself.

TOUGH MUDDER 5K

Featuring 13 of our famous teamwork-inspired obstacles crammed into 5K (3-mile) course, Tough Mudder 5K is a fast-paced, team-orientated challenge sure to test you and your friends.

TOUGH MUDDER 10K

Welcome to the sweet spot. With a 6+ mile course and 20 of our world-famous obstacles to tackle, Tough Mudder 10k is the newest adventure in our obstacle course line-up.

TOUGH MUDDER 15K

Different name, same formidable challenge. The ultimate obstacle course now with 30 obstacles over a 9+ mile run. With no competition and no timing, it’s just you, your teammates and muddy strangers working together to conquer the course and earn the world-famous orange headband.

TOUGH MUDDER INFINITY
If 15K isn’t enough for you, time to stack some laps. With first access to course on select weekends, Infinity racers will take on the 15K course in fresh mud, and then stack on additional chip-timed 15K or 5K laps in the allotted time.

Set your target and see if you can join the exclusive 50K club.