The Big Half 2026

Team Marvellous for the Big Half 2026 is now FULL.

Join the city’s most vibrant celebration of community and movement at the Big Half. Feel the energy as you run through the heart of four boroughs - Tower Hamlets, Southwark, Lewisham, and Greenwich - each bursting with culture, spirit, and support.

When: 6 September 2026

Where: London

Registration Fee: £30

Minimum Fundraising: £350

How we will support you

Register to run for #TeamMarvellous and receive:

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Support from our dedicated fundraising team

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Your very own Roald Dahl's Marvellous Children's Charity running vest to wear with pride

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A coveted medal and finishers t-shirt

Register your interest for a place below and let us know why you would like to run for Roald Dahl’s Marvellous Children’s Charity.

Register your interest:

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