Marathon Swims Virtual Challenge 2021

The 2021 Marathon Swims Virtual Challenge is back. The Marathon Swims Virtual Challenge is your chance to take on an iconic marathon swimming distance in your own time.

Participants choose from the Marathon 10k, Ultra Marathon 25k or the Ultra Marathon 50k. Swim as often as you'd like in a swimming venue of your choice to achieve your distance (1-30 November 2021). Registration is now OPEN.

There are limited places in each challenge. The Ultra Marathon 50k is a new challenge for this year and there are just 50 places available. Enter now if you want to take on this ultra-challenge.


Complete your Marathon Swims Virtual Challenge  in a pool or open water, over 30 days in November 2021.  See our Virtual Challenge FAQ's for more info.

Free Prize Draw

Every entry to the Marathon Swims Virtual Challenge is entered into a free prize draw for a chance to win some great partner prizes. Some of the prizes are listed below:

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Our Friends at Swim for Tri - have provided some great Session in a Bottles as a prize.