Chiltern 50 Ultra Challenge
Enjoy wonderful scenery and walk, jog or run 10km, 25km or 50km across some of the best of the Chilterns countryside.
Walk/Run
26 Sept 2026
Henley
SPRING DEAL
Sign up before 30 April to get your Full Charity Sponsorship registration for just £10*. Use the code PROSTATECANCER10 at checkout to claim your discount.
*offer excludes 10km and 10 mile distances
Join our team
End your summer on a high and walk, jog or run across the beautiful Chilterns countryside. With historic trails, rolling hills and wonderful scenery, this route has it all - and it’s all easily accessible from London.
Join on your own or as a team (families are welcome too) on Saturday 26 September and raise vital funds for Prostate Cancer UK along the way.
Location
Starting and finishing at a basecamp in Henley, this looped 50km challenge will take you on a varied route through historic trails, rolling hills and nature reserves, all with fantastic views.
Distance
Choose the distance that suits you, including 10km, 25km and 50km challenge options.
What you’ll get
- An inclusive and fun event with a great atmosphere and camaraderie
- A fully signed route, with a team of ‘Trekmasters’ out on the trail with you
- Regular covered rest stops, with free food and drink, massages and medics
- Camping, transfer and parking options to make getting there and back easy
- An epic finish line moment, with a glass of fizz, medal and t-shirt.
Get your Full Charity Sponsorship place for just £10 by using code PROSTATECANCER10 at checkout before 30 April.
We'll support you every step of the way
By choosing to support Prostate Cancer UK, you’ll be helping the 1 in 8 men affected by prostate cancer. We’ll be in touch in the lead up to your challenge to support your efforts with:
- A free Prostate Cancer UK branded t-shirt when you sign up
- Top tips to help you prepare for your challenge
- Fundraising advice, support and guidance on how to maximise your fundraising and reach your goal
- Lots of fundraising materials to support your fundraising. We have posters, balloons, collection tins and more
- A free Prostate Cancer UK reusable water bottle when you hit £500.
- 26 Sept 2026
- 10-50 km walk, jog or run