The Windsor 50 Ultra Challenge 2026

Name: The Windsor 50 Ultra Challenge 2026
Start: 2026-04-18
Location: The Windsor 50 Ultra Challenge 2026

April 18, 2026

From Windsor Racecourse base camp, 2,000 adventurers will head out on looped routes through the Great Park with fantastic views of the Castle, on to Runnymede, along the Thames Path, and take in some wonderful countryside.

You’ll get full support all the way, and a celebration finish back at base camp.

Windsor Racecourse
April 18, 2026
020 7430 7788
[email protected]

Help to fund lifesaving research

Every step helps fund research into childhood cancers, creating better treatments and brighter futures.

Support for families
in crisis

Your run provides emotional and practical support support for families families facing the challenges of a cancer diagnosis.

Become a champion
for change

You’ll raise awareness and vital funds, helping to ensure no child faces cancer without hope for a brighter future.

What to expect

By joining the Windsor 50 Ultra Challenge team, you will receive the following support from us:

Regular emails providing top tips and key information
A bright and colourful technical top to wear during the event
A digital fundraising pack containing lots of fundraising advice
If you have any questions or need more details on the event please email us at [email protected] or phone us on 020 74307788.

Sign up today!

If you would like one of our charity places, please sign up via the Ultra Challenge website linked below. If you are having any issues or have any questions at all, please email us at [email protected] or phone us on 020 7430 7788.

Where your money goes

Every contribution is carefully allocated to fund critical research, provide essential resources to families, and drive greater awareness.

Cancer diagnoses

Every day, around 10 children and young people in the UK are diagnosed with cancer.

New treatments

8 out of 10 young cancer patients can now receive successful treatment, thanks to the specialist research we help fund.

Safer therapies

We are committed to developing safer and more effective childhood cancer treatments with fewer toxic side effects.

Funding research

We invest in crucial childhood cancer research that would otherwise go unfunded.

Fighting childhood cancer
Research	44p
Supporting Families	15p
Raising Awareness	21p