Big Sports Day

7 September 2025

Merton is on a mission to become London’s Borough of Sport, and our free, flagship resident sports festival returns in 2025.

Big Sports Day – the biggest event of its kind in London – is produced alongside 75 sports clubs and organisations and inspires residents of all ages to connect with sport and wellbeing activities into the future.

Find out more about how your business can benefit from supporting this event.