Chiltern 50 Ultra Challenge
Join us for a spectacular autumn challenge through the breathtaking Chilterns, packed with scenic trails, great views and a festive atmosphere!
September 27, 2025
7:00 am - 5:00 pmStarting and finishing at our Henley basecamp, this varied route features nature reserves, rolling hills and historic trails, followed by a Saturday night BBQ, bar and entertainment. With full support, fantastic views and easy access from London, it’s the perfect countryside escape to wrap up your year.
Route Options:
- 50km Challenge
- 25km Challenge
- 10km Challenge
How to Sign Up and Fundraising Options:
Charity Sponsorship
You pay a small registration free, fundraise for us and we will pay for your place!
| Distance | Reg Fee | Fundraising target |
|---|---|---|
| 50km Challenge | £40 | £375 |
| 25km Challenge | £30 | £275 |
| 10km Challenge | £20 | £100 |
Mixed Funding
Pay half of the event place cost yourself, fundraise a bit less and we pay the balance of the event place cost.
| Distance | Reg Fee | Fundraising target |
|---|---|---|
| 50km Challenge | £75 | £225 |
| 25km Challenge | £50 | £150 |
| 10km Challenge | £22.5 | £70 |
Self Funding
You pay the full cost of the event place – fundraise whatever you want, with no set target or deadline, and there’s no cost at all to the charity!
| Distance | Reg Fee |
|---|---|
| 50km Challenge | £139 |
| 25km Challenge | £89 |
| 10km Challenge | £39 |
If you’ve got your own place, please email Events@raysofsunshine.org.uk and our dedicated fundraising team will be in touch.
