Where to go with kids by the water? Check out family-friendly water attractions in the Mazowieckie region.

Criteria for Choosing a Destination
When planning a trip to the water with kids, it’s worth paying attention to a few important factors that affect the comfort and safety of the whole family. Choosing the right spot is the key to a successful day out – for both children and adults. Here’s what to look for when selecting a bathing area:
Safe, Lifeguard-Supervised Swimming Areas – The presence of qualified WOPR lifeguards is essential, especially when kids are playing in the water.
Water Quality – Choose places with up-to-date Sanepid (local health authority) certifications and regularly tested water quality.
Sandy Beach or Gentle Entry into the Water – This makes it easier and safer for little ones to play and reduces the risk of injury.
Facilities – Access to toilets, changing rooms, shaded areas, and food stalls greatly improves the comfort of your visit.
Attractions for Kids – Water slides, playgrounds, inflatables, or water equipment rentals are a great way to keep kids active and entertained away from screens.
By choosing a destination with these criteria in mind, you’ll increase your chances of enjoying a carefree, family-friendly day out.
Recommended Spots
While the Mazowieckie region isn’t famous for its lakes like Masuria, it still offers many interesting and safe places for water fun with children. Here’s a list of tried-and-tested locations that provide swimming opportunities along with family-friendly amenities:
Zegrze Lake – Beaches in Nieporęt and Serock
This is one of the most popular leisure spots near Warsaw. The city beach in Nieporęt is well developed – there are lifeguards, a playground, food stalls, toilets, and a gently sloping shoreline. It’s a perfect choice for a day trip with kids.
In Serock, there’s a supervised swimming area with a large pier, and nearby you’ll find water equipment rentals and many family attractions. Weekends can get crowded, so it’s worth arriving early in the morning.
Żyrardów Reservoir
The reservoir in Żyrardów is smaller but very family-friendly, featuring a city beach, a lifeguarded swimming area, and a beach volleyball court. Kids can enjoy a playground and a water fun zone. There are walking paths and shaded picnic areas around the reservoir.
On-site facilities include toilets, changing rooms, and a snack bar with ice cream and treats. Parking is conveniently located near the beach.
Borki Reservoir in Radom
Borki Reservoir is one of the most frequently visited swimming spots in Radom. It offers a safe, supervised swimming area, a sandy beach, and a pedal boat rental. Next door, there’s a park with walking paths and designated barbecue spots.
Families appreciate the cleanliness and good facilities – including toilets, changing rooms, food stalls, and plenty of shaded areas under the trees.
Sulejów Reservoir (Zalew Sulejowski)
Although technically located at the border of the Łódź Voivodeship, Sulejów Reservoir is a popular choice for Mazovia residents. It boasts wide beaches, calm waters, and water attractions like kayaking and pedal boating.
Popular beaches – such as those in Smardzewice – offer lifeguard-supervised swimming areas, food stalls, and picnic spots. A major plus is the surrounding forest and clean air.
Domaniowskie Lake (near Radom)
This artificial reservoir features well-prepared infrastructure and is located near Radom. There’s a lifeguarded swimming area, a beach with a gentle slope into the water, a playground, and a bonfire spot.
Domaniowskie Lake is a peaceful alternative to more crowded locations. Additional attractions include cycling paths and kayak rentals.
Water Reservoir in Nowe Miasto nad Pilicą
This is a lesser-known but very picturesque spot. The bathing area by the Pilica River offers clean water, safe swimming conditions, and a natural, quiet beach. Perfect for families seeking peace and nature.
During the summer season, food stalls and recreational zones pop up here. The area is also great for kayaking trips along the Pilica.
Wawer Reservoir (Balaton) – Warsaw
The Warsaw “Balaton” in the Wawer district is a local recreation spot with a swimming area, playground, and outdoor gym. There’s a supervised beach, equipment rental, and leisure infrastructure.
Although small, the reservoir attracts local families looking for relaxation without leaving the city. Food vendors and shaded areas are also available.
Bardowski Reservoir in Mińsk Mazowiecki
A popular spot for residents of Mińsk and the surrounding areas. The reservoir has a designated swimming area with lifeguards, a sandy beach, and plenty of kid-friendly attractions like water slides and inflatables.
On-site amenities include toilets, parking, and food stalls. Summer events such as family picnics and kids’ entertainment programs add extra fun.
See also:
- Mountain Holidays with Children – Polish Ranges Perfect for Family Trips
- Top 10 Attractions for Kids in Warsaw – A Summer Holiday in a City Full of Adventures
- Lodz with a Child: Top 10 Attractions for a Family Holiday in the City
- Water, tranquility, and nature – family-friendly spots in the Łódź region without the crowds.
- Camps and holidays – The best trips for children from the largest cities in Poland.