We've teamed up with the experts to give you the very best training support and advice for your event.
The Big Half 2023
Get a charity place
Get a charity place for just £20 when you pledge to fundraise at least £350. Together we will beat cancer.
Got a place already?
Request a sponsorship pack and join our team.
Take on London's uniquely local half marathon and help beat cancer sooner.
Run part of the iconic London Marathon course on fully closed roads with The Big Half in September. You'll start at Tower Bridge, taking in the best sights of East London before finishing by the Cutty Sark in Greenwich.
Soak up the incredible atmosphere of this epic half marathon from the organisers of the London Marathon. The event is set to become one of the UK's biggest running events, so don't miss out on your chance to be on the start line of the second ever Big Half!
Together we've achieved so much, join the team today and together we will beat cancer.
Race day information
Any questions? Click here to read our most frequently asked questions, which should provide you with all the information you need. Or, you can contact the Sports Team on 0300 123 5461.
Support for you
Training plans and advice
Practical fundraising help
Get practical advice and useful tools such as planners and posters, to help you start fundraising.
Set up a Cancer Research UK Giving page
Using one of our fundraising pages is quick, easy and free. And it means that more of the money you raise online goes towards beating cancer sooner.