swimmer in lake

Swim Serpentine

Congratulations to all who took part in the 2016 Swim Serpentine!

Swim Serpentine is a new and exciting two-day open water swimming festival in the Serpentine lake in Hyde Park.

Organised by London Marathon Events, the festival will be held in and around the beautiful Serpentine in Hyde Park, the venue for the open water swimming competition at the London 2012 Olympic Games.

Taking place over the weekend of 24th – 25th September 2016, this is your chance to swim one mile in a mass participation event expecting to attract 6,000 swimmers.

2017 Swim Serpentine

2017 Swim Serpentine Date TBC

Supporting you all the way

Every swimmer will receive a Fundraising Pack containing lots of information about training and fundraising.

For the event you'll receive our easy-to-spot t-shirt.

Online fundraising

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To swim one mile in a 25 metre pool you'll need to complete 64 lengths.

Swim Serpentine have put together some useful training plans to help you achieve this:


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Every year we rely on hundreds of volunteers to help us provide our supporters with the best experience possible on event days. If you would like to join our team of event day volunteers please complete our volunteer enquiry form.

Sorry, this event is now sold out.
Serpentine, Hyde Park, London Date and time 23 September, 2017 00.00 - 00.00
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