Races›United Kingdom›England›The Big Half
London, England, seen from above
Sunday 5 September 2027

The Big Half

London, England · United Kingdom
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Half marathon showcasing four vibrant boroughs of east London

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Course

A fast, flat road half marathon starting next to Tower Bridge and finishing in Greenwich Park, passing through the boroughs of Tower Hamlets, Southwark, Lewisham and Greenwich. About 218ft of climb, with pacers, drinks stations and markers in both miles and kilometres. A relay and a one-mile race run alongside it.

Half Marathon21.1 km
Big Mile1 mi

Key dates

Date confirmed with the organiser · entry window checked by RunCalendar

About

The Big Half is a vibrant and inclusive half marathon that celebrates the diversity of London. Runners traverse through four dynamic boroughs - Tower Hamlets, Southwark, Lewisham, and Greenwich - experiencing the city's rich cultural spirit and community energy.

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