Swimming events calendar

Swimming events calendar

Dive in to swimming events - from small charity swims to the biggest mass participation events in the world.

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UK swimming events

Wild swimming is booming in popularity as people search for a more immersive experience in the outdoors, both as a fun activity and an antidote to the stresses of modern life. The events listed here are hosted in rivers, lakes, outdoor pools and the great expanse of the ocean, meaning there's something for everyone, no matter whether you're an experienced seadog or are dipping a toe in for the first time.

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Choose your water

Sea, lake or river - or do it for charity.

Sea swims

Sea swims

Discover swimming events all around the coasts of the UK!

Find out more
Lake swims

Lake swims

Sign up to a swimming event in your local lake or find a major charity swim.

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River swims

River swims

The UK is built from a rich network of rivers - explore them here!

Find a swim
Charity swims

Charity swims

Swim and raise money for a good cause at the same time.

Find a swim

Swimming events in 2024/2025

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

The UK's Number 1 Mountain Festival! Sport, Speakers, Live Music, Activities, Good Times. A full multi-sport and entertainment festival with exciting new changes!
  • Fri 16 - Sun 18 May 2025
  • £30
Keswick, Cumbria, UK

Keswick Mountain Festival

The UK's Number 1 Mountain Festival! Sport, Speakers, Live Music, Activities, Good Times. A full multi-sport and entertainment festival with exciting new changes!

  • 5K run
  • 10K run
  • Half marathon
  • 50K ultra run
  • Fell run
  • + 12 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.
  • Sun 18 May 2025
  • £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 4
A much-loved favourite in the outdoors calendar, the Dartmouth Open Water Swims offer a choice of distances in the clear waters of Blackpool Sands Beach for a wide range of swimming abilities.
  • Sat 7 Jun 2025
  • £30-£47
Dartmouth, Devon, UK

Dartmouth Open Water Swim

A much-loved favourite in the outdoors calendar, the Dartmouth Open Water Swims offer a choice of distances in the clear waters of Blackpool Sands Beach for a wide range of swimming abilities.

  • Sea swim 3
Previously known as Mount Edgcumbe Triathlon, triathletes and swimmers of all abilities can experience a truly exceptional venue, finishers medal, t-shirt and memorable day out at a fantastic event.
  • Sun 15 Jun 2025
  • £25-£99
Torpoint, Cornwall, UK

Plymouth Triathlon & Plymouth Swim

Previously known as Mount Edgcumbe Triathlon, triathletes and swimmers of all abilities can experience a truly exceptional venue, finishers medal, t-shirt and memorable day out at a fantastic event.

  • Kids triathlon 3
  • Sprint triathlon
  • Olympic triathlon
  • Half Ironman
  • Sea swim 3
Start with a great sea swim in warm waters then on to the bikes for a closed road and flat bike leg. Finally there's a run with views of the sea. Torre Abbey Sands has excellent water quality.
  • Sun 29 Jun 2025
  • £30-£79
Torquay, Devon, UK

English Riviera Triathlon

Start with a great sea swim in warm waters then on to the bikes for a closed road and flat bike leg. Finally there's a run with views of the sea. Torre Abbey Sands has excellent water quality.

  • Sprint triathlon
  • Olympic triathlon
  • Super sprint triathlon
  • Kids triathlon 2
The ever-popular English Riviera Swims offers a choice of distances in the warm and sheltered sea at Torquay, for a wide range of swimming abilities. This beach has an excellent water quality record!
  • Sun 29 Jun 2025
  • £24-£44
Torquay, Devon, UK

English Riviera Swim

The ever-popular English Riviera Swims offers a choice of distances in the warm and sheltered sea at Torquay, for a wide range of swimming abilities. This beach has an excellent water quality record!

  • Sea swim 3
Join hundreds of other swimmers and take on an epic 1.4 mile open water swim from Boscombe Pier to Bournemouth Pier. With every stroke, you’ll be powering lifesaving research.
  • Sat 5 Jul 2025
  • £50
Bournemouth, Dorset, UK

Bournemouth Pier to Pier Swim

Join hundreds of other swimmers and take on an epic 1.4 mile open water swim from Boscombe Pier to Bournemouth Pier. With every stroke, you’ll be powering lifesaving research.

  • 1.4 miles sea swimming
A family-friendly trail running festival for all ages and abilities with Devon's best trail routes at its heart - plus sea swims, swimruns, guided runs, yoga, music, speakers, local food and camping!
  • Fri 29 Aug - Mon 1 Sep 2025
  • £20-£55
Kingsbridge, Devon, UK

Something Wild Festival

A family-friendly trail running festival for all ages and abilities with Devon's best trail routes at its heart - plus sea swims, swimruns, guided runs, yoga, music, speakers, local food and camping!

  • Trail run
  • 5K run
  • 10K run
  • Sea swim
  • Sprint swimrun
  • + 5 more races
The Long Course Weekend Yorkshire is back for a second year! A huge multi-sport festival in stunning Nidderdale featuring runs, rides, triple-style challenges and junior events too.
  • Fri 29 - Sun 31 Aug 2025
  • £10-£545
Masham, North Yorkshire, UK

Long Course Weekend Yorkshire

The Long Course Weekend Yorkshire is back for a second year! A huge multi-sport festival in stunning Nidderdale featuring runs, rides, triple-style challenges and junior events too.

  • Ironman
  • Half Ironman
  • Kids triathlon
  • Lake swim 2
  • Long sportive
  • + 6 more races
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. Charity places now available for 2025.
  • Sat 20 Sep 2025
  • £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. Charity places now available for 2025.

  • Lake swim 4
Dawlish Warren is a fantastic location for a sea swim, regardless of experience level, plus the excellent Teignmouth Surf Life Saving Club team will be on hand to keep everyone safe.
  • Sun 21 Sep 2025
  • £29-£49
Dawlish, Devon, UK

Dawlish Swim

Dawlish Warren is a fantastic location for a sea swim, regardless of experience level, plus the excellent Teignmouth Surf Life Saving Club team will be on hand to keep everyone safe.

  • Sea swim 3

Swimming event guides

Guides to swims and related activities.

3 reasons to start open water swimming
  • 10 mins read

3 reasons to start open water swimming

From cold water therapy to time spent in the great outdoors, open water swimming is your express ticket to feeling happier and healthier this year.

Swim runs

Swim runs

Swim in your running shoes and run in your wetsuit. Then repeat.

Swim run
Triathlons

Triathlons

Swim-bike-run events of all distances plus novice and kids events.

Tri it out
Aquathlons

Aquathlons

Run-swim-run in this dynamic multi-sport!

Find events
Aquabikes

Aquabikes

Triathlon without the run events.

Tri with no run

Swimming events near me

Select your location for swims in your local area.