Date
Sunday 6 September 2026
Location
Greenwich
Distance
Half marathon
Whether you already have your own place or you'd like a charity place, join Team Cancer Research UK in 2026 for the Big Half and play your part in supporting vital cancer research.
Charity Places have now sold out for the 2026 Big Half. You can still join the waiting list and we will contact you if a place becomes available. Entry fee: £20 Minimum fundraising target: £350
Once you've secured your place in the 2026 Big Half Marathon, use it to join Team Cancer Research UK and fundraise for vital cancer research. No extra entry fee, you'll have already paid the event organiser. Set your own fundraising target with your fundraising page.
Step: 1
Decide whether you'll enter with your own place or get a charity place
Step: 2
Sign up to get Team Cancer Research UK perks
Step: 3
Get fundraising for life-saving research
Step: 4
Get over that finish line and smash your fundraising target
Join Cancer Research UK at the Big Half.
A vibrant, inclusive half marathon that celebrates the diversity of London that celebrates the diversity of London and the communities of the four boroughs the route passes through: Tower Hamlets, Southwark, Lewisham and Greenwich.
The 2026 Big Half route map
Download route map(JPG, 121 KB)
200 Cancer Research UK runners taking on the Big Half
Hitting their fundraising targets to raise a total of around £126,000
Could fund a research group at our Francis Crick institute for a month
A personalised Cancer Research UK cycling t-shirt or vest
Training tips and plans to help you prepare
Fundraising support to help you smash your target
An official finisher’s medal for completing your race
We've teamed up with experts to give you the best training support and advice for your event. Whether it's your first time training or you're looking to smash a PB, we've got a training plan for you.
We're with you every step of your fundraising journey so you can smash your target. Once you've signed up, we'll send you everything you need to get going such as fundraising ideas, top tips, planners and posters.
We worked with Scimitar to create Cancer Research UK sportswear that’s comfortable, looks great and supports our vital work. 20% of the price of these products will be paid to Cancer Research UK.
