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Lake swims in Europe in September 2025

Find lake swims near me in Europe in September 2025 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Click an event for full event details, location, route, sustainability, what's included and how to enter.

Half a lap of the Serpentine Lake at your chosen pace, as part of the one-day open water swimming festival in the beautiful Hyde Park.
  • Sat 20 Sep
  • 2 charities
  • Sat 20 Sep
  • 2 charities
London, UK

Swim Serpentine Half Mile

Secure your charity place in the Half Mile distance today. Swim for charity in the beautiful Serpentine Lake and support top UK charities. Find a cause and join their team today!

  • Enter online
  • Age 12 & over
  • 0.5 mile lake swimming
A classic distance in the world of open-water swimming events, the one-mile swim covers one full lap (1.6K) of the lake, as part of the one-day open water swimming festival in the beautiful Hyde Park.
  • Sat 20 Sep
  • 3 charities
  • Sat 20 Sep
  • 3 charities
London, UK

Swim Serpentine One Mile

Secure your charity place in the One Mile distance today. Swim for charity in the beautiful Serpentine Lake and support top UK charities. Find a cause and join their team today!

  • Age 16 & over
  • 1 mile lake swimming
The two-mile event is for those who would like to test themselves with two full laps of the Serpentine, aimed at more experienced swimmers, also forming part of the London Classics.
  • Sat 20 Sep
  • 3 charities
  • Sat 20 Sep
  • 3 charities
London, UK

Swim Serpentine Two Mile

Secure your charity place in the Two Mile distance today. Swim for charity in the beautiful Serpentine Lake and support top UK charities. Find a cause and join their team today!

  • Age 16 & over
  • 2 miles lake swimming
Distance swimmers can enjoy the beautiful clear lake of Eton Dorney, the Olympic venue, and experience the venue and facilities of Olympians.
  • Sun 21 Sep
  • £52
  • Sun 21 Sep
  • £52
Windsor, Buckinghamshire, UK

Swim Long Eton Dorney | 10K

Distance swimmers can enjoy the beautiful clear lake of Eton Dorney, the Olympic venue, and experience the venue and facilities of Olympians.

  • Chip timing
  • Enter online
  • PB
  • Age 16 & over
  • 10 km lake swimming
Distance swimmers can enjoy the beautiful clear lake of Eton Dorney, the Olympic venue, and experience the venue and facilities of Olympians.
  • Sun 21 Sep
  • £42
  • Sun 21 Sep
  • £42
Windsor, Buckinghamshire, UK

Swim Long Eton Dorney | 5K

Distance swimmers can enjoy the beautiful clear lake of Eton Dorney, the Olympic venue, and experience the venue and facilities of Olympians.

  • Chip timing
  • Enter online
  • PB
  • Age 16 & over
  • 5 km lake swimming
Distance swimmers can enjoy the beautiful clear lake of Eton Dorney, the Olympic venue, and experience the venue and facilities of Olympians.
  • Sun 21 Sep
  • £30
  • Sun 21 Sep
  • £30
Windsor, Buckinghamshire, UK

Swim Long Eton Dorney | 2.5K

Distance swimmers can enjoy the beautiful clear lake of Eton Dorney, the Olympic venue, and experience the venue and facilities of Olympians.

  • Chip timing
  • Enter online
  • PB
  • Traffic free
  • Age 16 & over
  • 2.5 km lake swimming
Distance swimmers can enjoy the beautiful, clear lake of Eton Dorney, the Olympic venue, and experience the venue and facilities of Olympians.
  • Sun 21 Sep
  • £35
  • Sun 21 Sep
  • £35
Windsor, Buckinghamshire, UK

Swim Long Eton Dorney | 3.8K

Distance swimmers can enjoy the beautiful, clear lake of Eton Dorney, the Olympic venue, and experience the venue and facilities of Olympians.

  • Chip timing
  • Enter online
  • PB
  • Age 16 & over
  • 3.8 km lake swimming
Get active in the award-winning castle grounds in a 5K lake swim! Recruit your friends and celebrate completing your challenge in the festival village with like-minded people.
  • Sat 27 Sep
  • £65
  • Sat 27 Sep
  • £65
Edenbridge, Kent, UK

Hever Castle | 5K Swim

Get active in the award-winning castle grounds in a 5K lake swim! Recruit your friends and celebrate completing your challenge in the festival village with like-minded people.

  • Chip timing
  • Enter online
  • Age 18 & over
  • 5 km lake swimming
Get active in the award-winning castle grounds in a 2.5K lake swim! Recruit your friends and celebrate completing your challenge in the festival village with like-minded people.
  • Sat 27 Sep
  • £55
  • Sat 27 Sep
  • £55
Edenbridge, Kent, UK

Hever Castle | 2.5K Swim

Get active in the award-winning castle grounds in a 2.5K lake swim! Recruit your friends and celebrate completing your challenge in the festival village with like-minded people.

  • Chip timing
  • Enter online
  • Age 16 & over
  • 2.5 km lake swimming
Get active in the award-winning castle grounds in a 1-ile lake swim! Recruit your friends and celebrate completing your challenge in the festival village with like-minded people.
  • Sat 27 Sep
  • £45
  • Sat 27 Sep
  • £45
Edenbridge, Kent, UK

Hever Castle | 1 Mile Swim

Get active in the award-winning castle grounds in a 1-ile lake swim! Recruit your friends and celebrate completing your challenge in the festival village with like-minded people.

  • Chip timing
  • Enter online
  • Age 13 & over
  • 1 mile lake swimming
  • Sat 20 Sep
London, UK

Swim Serpentine Six Mile

  • 6 miles lake swimming

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