Ultra Challenges 2026 10km - 100km

Multiple dates | Anywhere

UK’s No 1 Series of treks & trail runs! 

Take on a challenge at your pace and fundraise for your favourite charity!

Whether along a stunning coastline or on trails through magnificent countryside, you’ll get full support all the way–including plenty of food & drink, medics & massage, camaraderie, a medal & T shirt -and an amazing sense of achievement.


With 20 events to choose from, and distance options ranging from 10km up to the full100km–there’s an Ultra Challenge waiting for you in 2026.


SPRING DEAL ON NOW–SAVE££’s

DISCOUNT CODE: SPRINGDEAL50

The deal is valid from now to 30/04/26.

Over 60% off sign up on any distance, excluding 10km or 10miles.

Only applicable to Full Charity Sponsorship places.

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Helpline Service

Last updated: 22/07/2026

Our Helpline team can't take calls, chats or ring you back for the rest of the summer. But you can still reach us by email. 

If you need to contact the team, please email helpline@crohnsandcolitis.org.uk and we'll answer you as soon as possible. 

Thanks for bearing with us.

How Can We Help?

  • We can help you understand Crohn’s and Colitis
  • Listen and talk about living with IBD
  • Help you connect with others in the Crohn’s and Colitis community
  • Give you contact details of specialist organisations
  • We can support you to live well with Crohn’s or Colitis and provide up-to-date, evidence-based information

Please be aware we’re not medically or legally trained. We cannot provide detailed financial or benefits advice or specialist emotional support.

If you need specific medical advice about your condition, your GP or IBD team will be best placed to help.

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