Where are the best places to swim in London?
London’s swimming scene has undergone a remarkable transformation in recent years.
Once dominated by chlorinated municipal pools and a handful of beloved lidos, the capital has become the beating heart of the UK’s open-water and wild swimming boom, with cold-water swimming now firmly established as a major wellbeing trend.
From dawn swims at Hampstead Heath to lunchtime laps in heated lidos, the **best places to swim in London** cater to every kind of bather imaginable.
What makes the city so special is the sheer variety on offer. You’ll find historic Victorian baths, Olympic-standard 50-metre pools, art deco lidos with colourful changing huts, and natural bathing spots tucked into the city’s green spaces.
Whether you’re a serious lane swimmer chasing personal bests, a wild swimmer craving adventure, a parent looking for family-friendly facilities, or a complete beginner just starting your journey, this guide will help you find the perfect place to dive in.
Where are the best outdoor lidos and open-air pools in London?
No tour of swimming in London would be complete without Tooting Bec Lido, a south London institution and one of the largest freshwater pools in the United Kingdom at nearly 100 metres long.
Opened in 1906, it’s instantly recognisable thanks to the rainbow of colourful changing huts that line its perimeter.
The water is unheated, which makes it a favourite among hardy regulars who swim year-round, though summer crowds also flock here for the spacious, sun-drenched atmosphere.
Across the river, Parliament Hill Lido offers something quite different. This striking stainless-steel lined pool sits on the edge of Hampstead Heath and gleams beautifully in the morning light.
Its reflective surface and unheated water have made it a cult favourite among bracing swimmers who appreciate a no-frills, invigorating dip. Even in the depths of winter, you’ll find committed swimmers cutting through the chilly water before heading off to work.
For those who take their lap counting seriously, London Fields Lido in east London is hard to beat. As a heated 50-metre pool, it offers ideal conditions for proper training all year round, making it especially popular with triathletes and dedicated fitness swimmers.
The water temperature stays comfortable even in January, which is why you’ll often see queues forming before opening time on weekend mornings.
Finally, Brockwell Lido in Herne Hill rounds out the south London quartet beautifully. This beloved art deco gem dates back to 1937 and has a wonderfully relaxed atmosphere, especially in summer when sunbathers spread out across the surrounding terraces. It’s the kind of place where you come for a swim and end up staying half the day.
Where are the best spots for wild and open-water swimming in London?
If you want a genuine wild swimming experience without venturing too far from central London, the Hampstead Heath Ponds are unrivalled.
The Heath is home to three separate bathing ponds, the Men’s Pond, the Ladies’ Pond, and the Mixed Pond – each with its own distinct character and devoted community.
Swimming surrounded by reeds, ducks, and dragonflies, with the London skyline barely visible through the trees, feels worlds away from the city below.
In central London, the Serpentine Lake in Hyde Park offers open-water swimming in one of the most iconic settings imaginable. The historic Serpentine Swimming Club, founded in 1864, hosts members for daily dawn swims year-round, including the famous Christmas Day race for the Peter Pan Cup.
Public swimming is also permitted during the summer months in a designated lido area, giving casual swimmers a taste of what regulars enjoy all year.
For those new to open water, the West Reservoir in Stoke Newington is arguably the best starting point in the city. This calm, supervised venue is purpose-run for open-water swimming, with lifeguards and marked courses.
It’s particularly popular with triathletes in training and beginners building confidence before tackling less controlled environments like the Heath ponds.
What are the best indoor swimming pools in London?
When the British weather turns inevitably grim, London’s indoor pools come into their own.
The undisputed flagship is the London Aquatics Centre in Stratford, the Zaha Hadid-designed venue built for the 2012 Olympics. Its swooping, wave-like architecture houses two world-class 50-metre pools and a diving pool, all open to the public at remarkably affordable rates. Swimming here genuinely feels like a special occasion, even on a midweek lunch break.
For something with more historic character, the Porchester Centre in Bayswater is a stunning art deco pool that has been quietly serving west London since 1929.
The original tiling, vaulted ceilings, and period detailing make it one of the most atmospheric London swimming pools still in regular use today. It’s a wonderful reminder that public bathing has long been part of the city’s cultural fabric.
Equally rich in heritage is Ironmonger Row Baths in Islington, which combines a beautifully restored 30-metre pool with a traditional Turkish-style spa featuring steam rooms, a hot room, and an ice-cold plunge pool.
It’s the perfect choice when you want your swim to be part of a longer wellness ritual rather than a quick fitness session.
Tips for Choosing the Right Swim for You
With so many options across the capital, choosing where to swim really comes down to matching the venue to your goals.
Lidos are excellent for structured fitness swimming in beautiful surroundings, the ponds and reservoirs offer adventure and a connection with nature, while indoor pools provide the consistency and reliability needed for year-round training regardless of weather.
If you’re newer to swimming, it’s wise to build your confidence in a controlled indoor pool environment before attempting open-water swims.
Cold water, currents, and limited visibility all add complexity that even strong pool swimmers can find challenging at first. Starting at a supervised venue like the West Reservoir bridges that gap nicely.
Whatever your level, one of the smartest investments you can make is working with a qualified swimming instructor. A good coach will refine your technique, build your stamina, and develop the water confidence that makes every type of swimming more enjoyable and rewarding.
Ready to Take the Plunge?
Ready to take your swimming to the next level?
Whether you want to feel more confident in the water, refine your stroke, or learn to swim from scratch, consider booking private swimming lessons with one of our qualified London-based instructors. We offer private 1-to-1 lessons in locations throughout London.