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
7 Sept 2025
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Where
London
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Entry fee
£10
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Minimum sponsorship
£300
The Big Half 2025
Take on the Big Half 2025 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.
Sign up
Sign up for a charity place using the button below.
Register with your own place
If you've already secured your own place for The Big Half 2025 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!
Did you know that 98% of our funding comes from donations? We need your help to beat blood cancer now more that ever.
- 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.
