The Big Half
This event is now sold out.
Date: 7th September 2025
Where: London
Cost: £15 entry fee and a minimum sponsorship target of £350
Sign up: This event has now closed.
The details
One of last year's Marine Conservation Society runners celebrates with her medal
Credit: Andreea Cioca
This is an incredible opportunity to run part of the iconic London Marathon course on fully closed roads. The 13.1 mile course weaves through London from Tower Bridge to the iconic Cutty Sark in Greenwich.
Any questions please email our fundraising team.
Good luck!