Tough Mudder Series

About Tough Mudder

Challenge yourself in the ultimate 10+ miles obstacle course, with up to 30 obstacles designed to push you to your limits. Experience adrenaline rushes as you battle you way through mud pits, ice and electric shocks.

Together, you will be tougher! This obstacle course is all about teamwork, so be sure to help your fellow Mudders along the way and make this an experience to remember.

With locations across the UK, this is the perfect challenge for individuals or teams of all abilities.

Visit the Tough Mudder website

Charity places

£20

Minimum fundraising amount

£300

Already got your own place?

Get your free sponsorship pack

2026 events opening soon for registration

Didn’t find what you were looking for?

If you didn’t find an obstacle race you were interested in, check out our Race for Life Pretty Muddy® events.

Learn more about Pretty Muddy® 5K

Find out more about Pretty Muddy® Kids

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Join #TeamCRUK

Already have a place in an event? We’d love to have you fundraising for #TeamCRUK!

Nutrition guide

Our nutrition guide will help you to eat well whilst you train for your event.

Obstacle race training

Our training plan is designed to help you achieve your goals.