Best lakes around South Dublin offer diverse natural amenities for recreation and enjoying the outdoors. The region features several reservoirs and park lakes, primarily located within green spaces. These areas provide opportunities for walking, hiking, and observing local wildlife. South Dublin's landscape includes woodlands and river systems that feed into these lakes, contributing to their natural settings.
Last updated: July 2, 2026
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Popular around South Dublin
Bohernabreena Waterworks forms the historical heart of the waterworks connecting the Upper and Lower Reservoirs. The complex is located on the north side of the Upper Reservoir and consists of the characteristic Valve Tower, the supply channels, and the old infrastructure that regulates the water flow towards Dublin. From the paths around the lake, you regularly get views of the tower and the waterworks, making this point a recognizable landmark within the Glenasmole Valley.
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The Upper Reservoir is the highest lake in the Glenasmole valley and feels a lot wilder and more remote than its lower neighbour. At this point on the south-eastern shore, you are riding deep into the heart of the catchment area, where the wooded slopes of the Dublin Mountains seem to drop straight into the deep, dark water.
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A long reservoir area in the quiet Glenasmole valley, where wide gravel paths run completely car-free along the Upper and Lower Reservoirs. The landscape combines open water, pine forest and rugged hills, with regular sightlines towards the Dublin Mountains. The route is flat and quiet, ideal as an introduction to the mountain area or as a relaxing nature section on a longer tour. Birds, waterfowl and sometimes deer on the slopes give the area a distinct nature reserve feel.
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Ballymount Park is a public green space in South Dublin popular among walkers and runners for its well-maintained paths and sports facilities. The park also contains the ruins of the 17th-century Ballymount Castle and an adjacent Bronze Age mound, providing historical interest alongside its recreational amenities.
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Tymon Park is a large recreation area in the southwest of Dublin. The area is split by the M50 motorway, with several crossing points to access the east or west park. There are lots of sports pitches and a couple of kids playgrounds as well as wild areas of woodland, grassland and wetland. The River Poddle flows through the park, with many lakes and ponds. There are several paths and two waymarked walking trails.
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The Poddle River offers sensational views as it meanders into the lake in Tymon Park, creating a picturesque setting perfect for relaxation. The tranquil flow of the river and its lush surroundings provide a serene backdrop that’s ideal for unwinding and enjoying nature 🌅🧺
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Tymon Park is a delightful green space offering a refreshing escape from the hustle and bustle of city life. Spanning over 100 hectares, it features beautifully landscaped areas, extensive walking paths, and serene lakes. The park is perfect for leisurely strolls, family picnics, and outdoor activities. The well-maintained playgrounds and sports facilities make it a popular spot for families and fitness enthusiasts alike. The tranquil surroundings and ample green space provide a great setting for relaxation and recreation 🍃🏞️.
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Discover Bushy Park's serene woodland and inviting pond area. Wander through the trees, bask in sunlight, and listen to birds. Reach the peaceful pond, enjoy the reflections, and find a moment of calm. It's nature's embrace in the heart of the park. 🌳🏞️🌊
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South Dublin features a mix of reservoirs and park lakes. The reservoirs, like the Bohernabreena Upper Reservoir and Bohernabreena Lower Reservoir, are primarily located in natural valleys and supply water. Park lakes, such as those in Tymon Park and Griffeen Valley Park, are integrated into large green spaces designed for recreation.
The Bohernabreena Reservoirs are highly popular for their serene natural landscapes and an 8.5km looped walk around the Upper Reservoir. Tymon Park also offers extensive walking paths around its lakes and diverse woodlands.
Yes, Tymon Park is excellent for families, featuring multiple playgrounds, a fairy trail, and well-maintained paths. Griffeen Valley Park also has an artificial lake, a large playground, and a skatepark, making it suitable for family outings.
Beyond walking and enjoying nature, you can find various outdoor activities. For running, consider routes like the 'Bohernabreena Reservoirs running loop'. Cycling enthusiasts can explore options such as the 'River Weir at Lucan – Bohernabreena Upper Reservoir loop'. Gravel biking routes like 'Bridge Over the River Liffey – View over Blessington Lakes loop' are also available. You can find more details on these activities in the running, cycling, and gravel biking guides for South Dublin.
Yes, Ballymount Park is noted for having wheelchair accessible trails, offering an inclusive option for enjoying a lake setting in South Dublin.
While some lakes like Blessington Lakes (just outside South Dublin) offer opportunities for swimming, caution is advised, and adherence to safety guidelines is necessary. Within South Dublin's main lakes and reservoirs, wild swimming is generally not recommended or permitted due to their primary function as water sources or for ecological preservation.
Yes, Griffeen Valley Park, which features an artificial lake, is home to King John's Bridge, believed to be the oldest bridge in Ireland. The Bohernabreena Waterworks themselves are historical structures, constructed in the 1880s.
The lakes are beautiful year-round. Spring and summer offer lush greenery and warmer weather ideal for walking and picnics. Autumn brings vibrant foliage, especially around the wooded Bohernabreena Reservoirs. Winter provides a tranquil, often misty, atmosphere for peaceful strolls.
Many parks in South Dublin, including Tymon Park and Griffeen Valley Park, feature dedicated dog parks and allow dogs on leads on their walking paths. Always check local signage for specific rules regarding dogs in natural areas and around wildlife.
Picnic facilities are available at the Bohernabreena Reservoirs. Tymon Park is also suitable for picnics. Honeypark Lake, while a more urban setting, is part of a development that includes a café, offering a convenient option for refreshments.
Many of South Dublin's parks with lakes, such as Tymon Park and Griffeen Valley Park, are accessible via Dublin Bus routes. For specific routes and schedules, it's best to check the Dublin Bus website or a journey planner for the most up-to-date information to your chosen lake.
Yes, two popular options in nearby County Wicklow are Lough Tay (also known as the 'Guinness Lake') and Blessington Lakes (Poulaphouca Reservoir). Lough Tay is famous for its unique appearance and stunning views in the Wicklow Mountains, while Blessington Lakes offer activities like kayaking and paddleboarding.


Still not found your perfect lake around South Dublin? Check out the guides of these regions to see even more beautiful places.