Winter Run Challenge

About Us

Since 2015, the Cancer Research UK London Winter Run has grown to be the biggest 10k in the UK, raising over £3.5 million for Cancer Research UK. In 2021, things are looking a little different… 

Sign up for free today to take part in the Virtual Winter Run 2021 10k challenge on the 7th February. Once registered you will be able to:

  • FUNDRAISE for Cancer Research UK & unlock a range of merchandise rewards
  • WIN Virtual Badges by taking on our training challenges
  • CHALLENGE friends, family or colleagues to challenge each other
  • Fundraise for Cancer Research UK & UNLOCK a range of merchandise rewards

Take on the ultimate Winter Run challenge this winter, stay fit & active, and help beat cancer sooner.


Sign Up Today

Register for free to access challenges, rewards and complete 10k on 7th February 

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Train for you 10k

Complete one of our virtual challenges as part of your training for the big day – whatever your ability.

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Raise money for Cancer Research UK

Self donate & fundraise to help beat cancer.

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