The Big Half - London
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Big Half
The Big Half is a half marathon in London scheduled for Sun 6th Sep 2026. The event emphasises inclusivity and celebrates the diversity of London and the communities of the four boroughs the route passes through: Tower Hamlets, Southwark, Lewisham and Greenwich.
The course starts at Tower Bridge and finishes by the Cutty Sark in Greenwich. The event offers a half marathon, the New Balance Big Relay and the Big Mile. The first edition took place in 2018. Results are published for recent editions including 2023, 2024 and 2025.
The event is delivered by London Marathon Events. Information for participants and spectators is available in event guides and resources covering topics such as the course, road closures, safety and accessibility. Volunteers take part in event delivery and there are named partners associated with the event. Visit the organization's website for the most recent information.
