January 24, 2026 – January 25, 2026
London Winter Walk 2026
There are Full Marathon, Half Marathon & 10K walking options, all starting & finishing at The Oval Cricket Ground.
You will take in highlights of the Thames, its historic bridges, and many of the Capital’s landmarks. Sign up as a team, or an individual. Families are welcome! There’s rest stops with snacks, a special medal, and hot food at the finish.
- London
- January 24, 2026 – January 25, 2026
- 020 7404 0808
- [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 London Winter Walk event, you will receive the following support from us:
- A Digital Fundraising Pack containing lots of fundraising advice
- Regular emails to provide top tips and information
- A bright and colourful technical t-shirt to wear during the event
If there are any other events you would like to take part in the Ultra Challenge series and support Children with Cancer UK, you can read about the events and sign up here.
Sign up today!
If you would like to use one of our charity places, please use the link below to sign up via the Ultra Challenge website. If you are having any issues or have any questions at all, please email us at [email protected] or phone us on 020 74307788.
Where your money goes
Every contribution is carefully allocated to fund critical research, provide essential resources to families, and drive greater awareness.
HOW WE USE
EVERY
£1
| Fighting childhood cancer | |
|---|---|
| Research | 44p |
| Supporting Families | 15p |
| Raising Awareness | 21p |
| Funds to support our cause | |
|---|---|
| Fundraising | 20p |
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.