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Eden Marathon 2022 women's winners

Challenge yourself to complete a Tough Mudder or the Eden Marathon or Half Marathon, and help us to raise vital funds for the Eden Project.

Test your limits by taking on one of the world's toughest obstacle courses in locations across the UK, or tackle the hills around the Eden Project with our scenic running events. 

Pledge to fundraise for Eden Project Cornwall or Eden Project Morecambe and receive a complementary place on your chosen event, with support to help you with your fundraising efforts.

A women crawls along in water and mud. She's smiling, and water is spraying on her from above.

Take part in a Tough Mudder event

Take on one of the world’s most intense obstacle courses for the Eden Project! Get your friends together and make a Tough Mudder your next team challenge.

Events run from May through to October across the UK so get in touch to get involved. Pick any of the 5k courses (excluding the World’s Toughest Mudder) to run for Eden Project Cornwall or Eden Project Morecambe. 

Image © Tough Mudder

How to secure your Tough Mudder place

Sign up today for £30 and pledge to raise £300 to support our mission for Eden Project Cornwall or Eden Project Morecambe.  

Raise £150 two months before your chosen event with support and guidance from our fundraising team. If you raise over £500, we will send you an Eden Project water bottle or reusable keep cup as a thank you for your support.

Choose to take part in either of the following:

  • 5K: Ages 14+ (with parental permission)
  • 15K: Ages 16+ (with parental permission) 

The only race we are not participating in is The World’s Toughest Mudder, you can run for us at any of the other events. The application deadline is 3 months before the date of the event you would like to participate in. Charity places are limited.

Get in touch at morecambe@edenproject.com to apply for your place.

See Tough Mudder's Terms and Conditions.

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Challenge event runner

“ We're very proud to be raising money for Eden. ”

Group of runners passing the start line

Fundraise with the Eden Marathon and Half Marathon

Cornwall’s biggest running event, the Eden Marathon and Half-Marathon, returns on Sunday 18 October 2026 with a multi-terrain route through spectacular countryside. 

Whether you're a seasoned runner or just starting out, this is the perfect chance to step up and make a difference. We'll support you with:

We ask that you pledge to raise at least £250 - and all the funds will go towards supporting our mission to demonstrate and inspire positive action for the planet. 

Please contact fundraising@edenproject.com for more information and to sign up to fundraise for Eden. 

Other ways to support Eden Project