Sun 10 May 2026 Henley-on-Thames, Buckinghamshire, UK

Tough Mudder London West | 5K - Sunday

Be one of 15,000 Mudders to prove you're tough enough to conquer the most technically difficult obstacle course of the series. Expect hills, forest trails, muddy ditches, hills and a finisher beer.

Enter now Charity places
  • Sun 10 May 2026
Culden Faw Estate tough mudder, Henley-on-Thames
5K - Sunday

11:00

Age 14 & over

£65

  • 5 km multi terrain running

Event overview

This event is part of Tough Mudder London West.

Event details

  • All fitness levels
  • Event village
  • Families
  • Newcomers
  • Spectators
  • Teams
  • Traders at event

Route

  • First aid
  • Hilly
  • Marshals
  • Traffic free
  • Wave start
  • Way markers

Location

  • Bar
  • Cafe
  • Camping
  • Changing facilities
  • Free parking
  • Park
  • Secure bag storage
  • Showers
  • Toilets

What's included

  • Camping
  • Drinks
  • Medal
  • T-shirt

Do it for charity

Looking to do this event for charity? Do it for one of the charities below or see the full list of charities on the Tough Mudder London West 5K Sunday charity places for 2026 page.

Mental health

Mind

The mental health charity.

  • Running vest
  • Fundraising support
  • Fundraising materials
  • Training plan
  • Training guide
  • Dedicated contact

Sign up
£30

Fundraise
£300

Free sign up Dementia

Alzheimer's Society

United to create a world without dementia.

  • Technical t-shirt
  • Running vest
  • Fundraising support
  • Fundraising materials
  • Training plan
  • Pro training advice
  • Training guide
  • Online training zone
  • Dedicated contact
  • Exclusive social group
Own place

Buy own place + join charity team.

Fundraise
Any amount

How to enter

  • Age 14 & over
  • Entries open
  • Charity places
  • Enter online
  • Event merch available
  • Fundraising optional
  • Race pack by post
Enter now

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4 steps to wellbeing
Sleep well

A good night's sleep is an essential foundation for a healthy lifestyle, effective training and weight control.

Train slow

Low-intensity training is easier for you, reduces the risk of injury and helps builds an efficient aerobic system.

Eat natural

Cut out sugar & junk food, reduce carbs, eat natural foods and train your body to burn fat for fuel.

Get outdoors

Fresh air, natural light and reconnecting with nature all help to improve mental and physical wellbeing.