London 100 is London's longest run.
London 100 is Central London's only ultramarathon. London 100 (2026) is now LIVE.
London 100 is an urban-ultra. An ultramarathon starting and finishing in central London. A route showcasing the very best that the capital has to offer and run route taking in 100+ of London's top landmarks.
This fundraising page benefits the following good cause:
Aspire is a national charity that provides practical help to people who have been paralysed by Spinal Cord Injury. A spinal cord injury can happen to anyone at any time, and no one is prepared for how it will change their life. Aspire exists because there is currently no cure.