Swim Serpentine 2025
About the Event
Swim Serpentine is a swimming event that takes place in the world-famous Serpentine lake in London's Hyde Park.
Join Team Marvellous for the 1-Mile or 2-Mile Challenge!
When: 20 September 2025
Where: The Serpentine, Hyde Park, London
Registration fee: £30
Minimum Sponsorship: £300
Join #TeamMarvellous
Sign up to run in aid of Roald Dahl's Marvellous Children's Charity and receive:
1
Your very own Roald Dahl's Marvellous Children's Charity running vest to wear with pride
2
Support from our dedicated fundraising team
3
Finishers medal from the race organisers
Register your interest:
Any Questions
If you'd like more information about joining our team and fundraising for our charity, please contact our Fundraising Team at fundraising@roalddahlcharity.org or call 01494 890 465.
