The 8 Best Outdoor Swimming Pools in London (2025)

Highlighting their history, key features, amenities, and contact details to help you find the best spot for an outdoor swim.

1. Brockwell Lido – The Art Deco Community Favorite

History:
Opened in 1937, Brockwell Lido is one of London’s most beloved outdoor pools, known for its stunning Art Deco design and strong local community following. After being threatened with closure in the 1990s, it was saved by local campaigners and continues to be a key fixture in South London.

Key Features:

  • 50-meter unheated pool, open all year round
  • Café serving hot drinks and snacks
  • Fitness and yoga classes available on-site

2. Tooting Bec Lido – The Largest Outdoor Pool in the UK

History:
Originally opened in 1906, Tooting Bec Lido is one of the oldest and largest outdoor freshwater swimming pools in the UK. The pool has distinctive multi-colored changing cubicles and is a popular training ground for serious swimmers.

Key Features:

  • 91-meter-long pool, one of the biggest in Europe
  • Home to the South London Swimming Club
  • Seasonal opening for general public, winter swimming for club members
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3. London Fields Lido – A Heated Pool for Year-Round Swimming

History:
First opened in the 1930s, London Fields Lido closed for nearly 20 years before being restored and reopened in 2006. It remains one of London’s most popular outdoor pools, thanks to its heated water and Hackney location.

Key Features:

  • 50-meter heated pool, open every day of the year
  • Floodlights for early morning and evening swims
  • Swimming lessons and fitness classes available

4. Parliament Hill Lido – Iconic Pool with a Stainless Steel Lining

History:
Opened in 1938, this North London lido sits on Hampstead Heath and is famous for its stainless steel lining, which creates a unique reflective effect on the water. The pool is unheated, attracting wild swimmers all year round.

Key Features:

  • 61-meter unheated pool, open 365 days a year
  • One of the only lidos in the UK with a stainless steel floor
  • Sauna available for winter swimmers

5. Charlton Lido – A Luxury Outdoor Swimming Experience

History:
Charlton Lido originally opened in 1939 and was extensively refurbished in 2013. Now featuring a state-of-the-art gym, café, and spin studio, it offers a premium outdoor swimming experience in South East London.

Key Features:

  • 50-meter heated pool, open all year round
  • Sun terrace with loungers for relaxation
  • Fitness and training programs available
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6. Hampstead Heath Bathing Ponds – Natural Swimming in the City

History:
Hampstead Heath’s Men’s, Women’s, and Mixed Ponds offer a unique wild swimming experience in London. Originally reservoirs in the 17th century, they have been used for swimming for over 100 years.

Key Features:

  • Open 365 days a year
  • Cold water swimming in a natural setting
  • Separate ponds for men, women, and mixed bathing

7. Oasis Sports Centre – A Hidden Gem in Central London

History:
Located just off Tottenham Court Road, Oasis Sports Centre is a well-kept secret for outdoor swimming enthusiasts looking for a central London location. The heated outdoor pool is available year-round.

Key Features:

  • 27.5-meter heated pool, open daily
  • Sunbathing terrace for summer relaxation
  • Fully equipped indoor gym and fitness studios

8. Finchley Lido – A Family-Friendly Option

History:
Located within the Great North Leisure Park, Finchley Lido features both an outdoor and an indoor pool, making it a great choice for families. Originally opened in the 1930s, it remains a popular spot for summer swimming.

Key Features:

  • Outdoor pool open seasonally
  • Indoor pool and leisure center with a gym
  • Water play area for children
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