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
Yorkshire Marathon
About Yorkshire Marathon18th October 2026 Registration fee: £35Fundraising pledge: £400 The Yorkshire Marathon, held annually in York, UK, is a premier marathon event celebrated for its scenic route through the historic city and picturesque countryside. Runners of all...
Great North Swim
About the Great North Swim9th - 11th June With six different open water swimming distances to suit all ages, abilities and experiences; whether you’re a veteran open water swimmer or you’re looking to try something new, there’s an option to suit. Dive into nature and...
Marathon In May
Join #TeamCHSF and walk, run or cycle a marathon in May! Getting involved couldn't be simpler - take on the distance of a marathon (that's 26.2 miles) during the month of May.How can I take part? Walk, run or cycle a couple of miles each day during May until you hit...