Lake swimming events

Lake swimming events

Explore wild swimming events in the lakes and lochs of the UK!

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Lake swims in the UK

Combine exercise with adventure in these lake swimming events! Take the opportunity to explore incredible locations like the Lake District and Scottish lochs, creating unforgettable memories alongside your fellow swimmers. Sign up to an event right here!

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Lake swimming events in 2026–2027

Featured events are listed below - select a month/region or the map view to see all events.

The UK's top outdoor sports festival! Incredible entertainment, sports events, speakers, live music, activities, brand expo, bars, food, drink and much more.
  • Fri 15 - Sun 17 May
  • £30
Keswick, Cumbria, UK

Keswick Mountain Festival

The UK's top outdoor sports festival! Incredible entertainment, sports events, speakers, live music, activities, brand expo, bars, food, drink and much more.

  • 5K run 2
  • 10K run
  • Half marathon
  • 50K ultra run
  • Fell run
  • + 14 more races
Take the opportunity to swim in a superb lake swimming venue where you’re not normally allowed to swim! Come and make a weekend of it with lakeside camping too.
  • Sat 16 May
  • £29-£55
Lifton, Devon, UK

Roadford Lake Swim

Take the opportunity to swim in a superb lake swimming venue where you’re not normally allowed to swim! Come and make a weekend of it with lakeside camping too.

  • Lake swim 5
The UK's biggest open water swimming event providing a fantastic opportunity for families, individuals, experienced and beginner swimmers to enjoy the open water.
  • Fri 12 - Sun 14 Jun
  • £20-£105
  • Early bird
Windermere, Cumbria, UK

Coventry Building Society Great North Swim

The UK's biggest open water swimming event providing a fantastic opportunity for families, individuals, experienced and beginner swimmers to enjoy the open water.

  • Charity swim
  • Lake swim 5
A family-friendly event in partnership with the Brownlee Foundation, for triathletes of all skill levels including a Sprint, Standard, Middle distance tri, Swims, Aquabike, Relay and Juniors.
  • Sat 11 - Sun 12 Jul
  • £20-£100
Ripon, North Yorkshire, UK

Ripon Triathlon Festival

A family-friendly event in partnership with the Brownlee Foundation, for triathletes of all skill levels including a Sprint, Standard, Middle distance tri, Swims, Aquabike, Relay and Juniors.

  • Sprint triathlon
  • Sprint aquabike
  • Lake swim 4
  • Standard aquabike
  • Olympic triathlon
  • + 3 more races
Awarded the Event of the Year (2021) in the Welsh Triathlon Awards, The Snowman is well known as the toughest multi-terrain triathlon and duathlon in the UK. Not for the faint-hearted.
  • Sun 26 Jul
  • £42.99-£259.99
Betws-y-Coed, Clwyd, UK

Snowman Triathlon, Duathlon and Swims

Awarded the Event of the Year (2021) in the Welsh Triathlon Awards, The Snowman is well known as the toughest multi-terrain triathlon and duathlon in the UK. Not for the faint-hearted.

  • Sprint triathlon
  • Olympic triathlon
  • Half Ironman
  • Sprint duathlon
  • Lake swim 2
Dive into open-water at Wimbleball Lake Swims! Choose 750m, 1500m, 2.5K or 5K distances, enjoy medals, timing, swim hats and a festival atmosphere for Bank Holiday weekend.
  • Sat 29 Aug
  • £25-£55
Dulverton, Somerset, UK

Wimbleball Lake Swims

Dive into open-water at Wimbleball Lake Swims! Choose 750m, 1500m, 2.5K or 5K distances, enjoy medals, timing, swim hats and a festival atmosphere for Bank Holiday weekend.

  • Lake swim 4
The Olympic venue, Eton Dorney, offers pan-flat, traffic-free roads and a beautiful clear lake for all levels of triathletes and swimmers to enjoy in an exclusive setting.
  • Sun 20 Sep
  • £30-£97
Windsor, Buckinghamshire, UK

Eton Dorney Triathlon & Swims

The Olympic venue, Eton Dorney, offers pan-flat, traffic-free roads and a beautiful clear lake for all levels of triathletes and swimmers to enjoy in an exclusive setting.

  • Super sprint triathlon
  • Sprint triathlon
  • Olympic triathlon
  • Lake swim 4
  • Sat 19 Sep
  • £20-£25
London, UK

Swim Serpentine

A one-day open water swimming event in the beautiful Serpentine Lake in Hyde Park, central London, with a choice of distances to suit all abilities.

  • Lake swim 4

Lake swims near you

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4 steps to wellbeing
Sleep well

A good night's sleep is an essential foundation for a healthy lifestyle, effective training and weight control.

Train slow

Low-intensity training is easier for you, reduces the risk of injury and helps builds an efficient aerobic system.

Eat natural

Cut out sugar & junk food, reduce carbs, eat natural foods and train your body to burn fat for fuel.

Get outdoors

Fresh air, natural light and reconnecting with nature all help to improve mental and physical wellbeing.