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2026 Tough Mudder London South

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Date

19 September

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Distance

15 km, 20+ Obstacles

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Location

Holmbush Estate, Faygate

How to join Team Cancer Research UK

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Step: 1

Decide whether you'll enter with your own place or get a charity place

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Step: 2

Sign up to get Team Cancer Research UK perks

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Step: 3

Get fundraising for life-saving research

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Step: 4

Get over that finish line and smash your fundraising target

About Tough Mudder London South

An adventure like no other, Tough Mudder is more than just an obstacle course.

Built on the 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.

Grab your friends, there's a Tough Mudder event that's perfect for you.

The difference your money makes

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100 CRUK participants taking on Tough Mudder Events

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Hitting their fundraising targets to raise a total of £100,000

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Could fund 3 postdoctoral students for a whole year

Team Cancer Research UK participants receive

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A personalised Cancer Research UK running t-shirt or vest

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Training tips and plans to help you prepare

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Fundraising support to help you smash your target

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Support in the run up to the event and on the day

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An official finisher’s medal for completing your race

Find the right event for you