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Lake swims in South East in September 2025

Find lake swims near me in South East 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.

The Olympic venue, Eton Dorney, offers pan-flat, traffic-free roads and a beautiful clear lake for distance swimmers to enjoy in an exclusive setting.
  • Sun 21 Sep
  • £52
  • Sun 21 Sep
  • £52
Windsor, Buckinghamshire, UK

Swim Long Eton Dorney | 10K

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

  • Chip timing
  • Enter online
  • PB
  • Age 16 & over
  • 10 km lake swimming
The Olympic venue, Eton Dorney, offers pan-flat, traffic-free roads and a beautiful clear lake for distance swimmers to enjoy in an exclusive setting.
  • Sun 21 Sep
  • £42
  • Sun 21 Sep
  • £42
Windsor, Buckinghamshire, UK

Swim Long Eton Dorney | 5K

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

  • Chip timing
  • Enter online
  • PB
  • Age 16 & over
  • 5 km lake swimming
The Olympic venue, Eton Dorney, offers pan-flat, traffic-free roads and a beautiful clear lake for distance swimmers to enjoy in an exclusive setting.
  • Sun 21 Sep
  • £30
  • Sun 21 Sep
  • £30
Windsor, Buckinghamshire, UK

Swim Long Eton Dorney | 2.5K

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

  • Chip timing
  • Enter online
  • PB
  • Traffic free
  • Age 16 & over
  • 2.5 km lake swimming
The Olympic venue, Eton Dorney, offers pan-flat, traffic-free roads and a beautiful clear lake for distance swimmers to enjoy in an exclusive setting.
  • Sun 21 Sep
  • £35
  • Sun 21 Sep
  • £35
Windsor, Buckinghamshire, UK

Swim Long Eton Dorney | 3.8K

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

  • 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 Triathlon and Multisport Festival | Swim 5K

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 Triathlon and Multisport Festival | Swim 2.5K

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 Triathlon and Multisport Festival | Swim 1 Mile

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

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