About Ultra Challenges
Jan – Oct 2026
📍 Various locations across the UK
Join the Ultra Challenge Series in 2026 and help raise funds for Children’s Heart Surgery Fund!
Whether you prefer a stunning coastline or trails through the magnificent countryside, the Ultra Challenge Series offers 20 different events across England and Wales.
With distance options from 10km up to the full 100km – there’s an Ultra Challenge waiting for you in 2026.
Take on an Ultra Challenge
and help us keep being there for our heart unit, patients and families!
Sign up information
- Choose your location and distance.
- Select your fundraising option. This can be full sponsorship, mixed funding or your own place.
- Choose Children’s Heart Surgery Fund from the list on the sign up form.
- Complete the registration.
- Start fundraising!
Sign up to secure your place. A member of our team will be in touch to welcome you to #TeamCHSF
Already got your Ultra Challenge place?
Let us know you’re taking part and make a difference!
What you’ll get:
- Children’s Heart Surgery Fund t-shirt to wear on the day of your event
- Tailored training guides
- Digital support pack with fundraising ideas and materials
- Support from our dedicated events team to help you smash your fundraising target
London Landmarks Half Marathon
About London Landmarks Half MarathonSunday 12th April 2026 Registration fee: £45Fundraising pledge: £500 The event is not your average half marathon! From cultural landmarks and heritage to the city's quirky and hidden secrets, runners get to explore the capital on a...
Leeds Half Marathon
About Leeds Half Marathon10th May 2026 The Leeds Half Marathon is Yorkshire’s biggest and probably loudest event of its kind. Jane Tomlinson herself was proud to start the race back in 2003. The much-loved run raises hundreds of thousands of pounds for charity every...
Manchester Marathon
About Manchester MarathonSunday 19th April 2026 Registration fee: £60 £30Minimum fundraising pledge: £650 The adidas Manchester Marathon has seen a huge surge in popularity in recent years, with the 2024 event hitting capacity in record time despite an increased...