The Big Half
Join us and run this iconic London half marathon taking in the sights and sounds of the city.
Information
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Date
6 Sept 2026
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Where
London
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Entry fee
£20
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Minimum sponsorship
£300
The Big Half 2026
Take on the Big Half 2026 starting by Tower Bridge and finishing at Cutty Sark in Greenwich.
Join us for this stunning 13.1-mile closed-road course through London. You'll start by the iconic Tower Bridge, take in the sights and sounds of the city and finish this fantastic run at Cutty Sark in Greenwich.
Charity places
Our charity places for The Big Half 2026 are all sold out, but you you can join the reserve list. If a place becomes available you will be contacted on a first come first serve basis. Registrations for 2027 will open on this page in September.
Register with your own place
If you've already secured your own place for The Big Half 2026 we'd love to have you on the team, just fill out our registration form. You'll get tips for your training and fundraising along with a free high-spec running top!
"Knowing that you're running for a great cause is a huge motivator. You'll be joining a team of inspiring people, who will offer encouragement all the way."
- David, a Blood Cancer UK supporter
What to expect from us
As a Blood Cancer UK participant you will receive:
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Training plans to help you achieve your personal best.
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A high tech branded running top.
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Fundraising support to help you reach your target.
