Swimathon 2019 is Open for Entries - with a brand new, epic challenge! Find out more, today…


Swimathon, the world’s biggest annual fundraising swim is back for 2019 and swimmers across the UK are being encouraged to jump in to one of over 600 participating pools and raise vital funds to help support the amazing work done by Cancer Research UK and Marie Curie. 

Everyone entering before 11:59pm on Tuesday 27th November will benefit from our amazing launch offer - giving anyone who takes up the offer, and incredible 50% off the entry price!

The event will take place across the weekend of Friday, 29th March - Sunday, 31st March. Alternatively, participants can choose to take part at a time and location that work for them with the flexible entry; MySwimathon.

Since over 725,000 participants have taken part and raised well over £50 million which has been distributed to 36 different charities. 

Swimmers can challenge themselves to the 5k, 2.5k, 1.5k or 400m Individual or Team 5k or 1.5k distances. As well as the brand new, Triple 5k Challenge; for the hardiest of thrill-seekers!

Cancer Research UK and Marie Curie are returning as the official charity partners of Swimathon 2019.   Remember, Swimathon is a challenge for everyone, but a #SwimForAll