Swim Serpentine

19th September 2026

Jump into a swimming challenge like none other. Choose your distance and raise money for your favourite cause on JustGiving.

Start fundraising

Swim the Serpentine in this iconic one-day event.

Ready to take the plunge? London Marathon Events’ Swim Serpentine is a one-day open water swimming event set against the stunning backdrop of the Serpentine in Hyde Park. And it’s great for first-timers and seasoned swimmers alike.

Choose from half mile, one mile, two mile, and six mile distances and raise money for a cause you love with JustGiving.

READY TO go?

Start fundraising in Swim Serpentine 2026

Raise money for a charity with JustGiving to make your experience count for more.

Get a place

Secure your entry to Swim Serpentine 2026.

Create your Fundraising Page

Start raising money for your favourite cause.

FUNDRAISING TIPS

How to reach your fundraising target

RAISE 29% MORE

Donate to yourself

Make a donation on your own page to raise an average of 29% more.

RAISE 37% MORE

Connect your fitness app

Log your training and raise an average of 37% more for your cause.

share, share, share

Share your page

Spread the word! Every share on social is worth an average donation of £10.

POST UPDATES

Add progress updates

Update your page with photos, video, milestones, and more to keep it fresh.

Saturday, 19th September 2026.

Visit the official website to secure your place in the event.

Yep! Connect Strava or Fitbit in a couple of clicks to auto-post your activities. This keeps your story alive and helps raise 37% more on average.