2023 North Downs Challenge

Take on the North Downs Challenge
Pick your fundraising option and select CRUK today to help fund life-saving cancer research
Use codes 23SPRING50 (50km) / 23SPRING25 (25km) to get money off your Charity registration fee
Got your own place?
Request a sponsorship pack and join our team.
Take on the North Downs Challenge setting out from the Guilford basecamp, and a looped 50 km route which takes in some of the best of the Surrey hills, the North Downs Way, and the surrounding countryside. A route with real variety and some wonderful scenery & views – and easily accessible from London!
Walk, jog or run the course, and choose from the full 50km challenge or even a 25km challenge–it’s your challenge, your way!
Starting at the basecamp near Guilford (you can stay in the ‘optional University accommodation’ on Friday before the Challenge, and /or on Saturday afterwards) you set out Saturday morning for a continuous 50km challenge – finishing back at in Guilford. You’ll get full support all the way – and there are 3 rest stops en route.
Your entry includes free food and drink at regular rest stops, plus support including medics, marshals and massage. As you cross the finish line, you’ll get a glass of fizz, t-shirt, and a medal to commemorate your achievement
Sign Up & Fundraising Options
1. Charity Sponsorship – you pay a small registration fee, do lots of fundraising and we cover the cost of your event place! As we are an official Charity Partner – you get 25% off the standard reg fee.
2. Mixed Funding – pay half of the event place cost yourself, fundraise a bit less and we pay the balance of the event place cost. As we are an official Charity Partner – you get 10% off standard the reg fee.
3. Self Fund – 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!
Support for you
Help with your fundraising
Raising money for your marathon can be fun and easy – check out our top tips to hit your fundraising target.
Training plans and advice
We've teamed up with the experts to give you the very best training support and advice for your event.
Get a cheering pack

Our pack includes Cancer Research UK branded banner, clapper boards, cheering sticks, balloons, tattoos and running sacks. To get yours, email supporter.services@cancer.org.uk or call 0300 123 5461.