4.3
(166)
1,082
hikers
18
hikes
Family friendly hiking trails around Poulaphouca Reservoir offer diverse landscapes centered around Ireland's largest man-made lake, also known as Blessington Lakes. The region features an expansive artificial lake with a long shoreline, surrounded by rolling hills, forests, and woodlands. The dramatic backdrop of the Wicklow Mountains provides panoramic views, with varied environments including wet grasslands and areas recognized for wild bird conservation.
Last updated: May 17, 2026
2.0
(1)
2
hikers
2.45km
00:38
10m
10m
Hike the easy 1.5-mile Blessington Greenway Loop, offering expansive views of Blessington Lake and the Wicklow Mountains.
4.1
(7)
15
hikers
16.5km
05:56
670m
670m
Hard hike. Very good fitness required. Mostly accessible paths. Sure-footedness required.

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3.7
(3)
14
hikers
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
5.0
(1)
9
hikers
19.8km
06:33
680m
680m
Hard hike. Very good fitness required. Mostly accessible paths. Sure-footedness required.
2
hikers
14.3km
04:27
510m
510m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
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Amazing views across the lake to the castle and the Vallymount Road bridge. Blessington Lakes is officially known as Poulaphouca Reservoir, and it's only one lake. Construction of the dam began in 1937 and by the time it was completed, and the valley flooded, it became the largest man-made lake in Ireland. It supplies water to Dublin and the water is used to power a hydroelectric power plant.
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The Blessington Greenway links Blessington with the Palladian mansion at Russborough House. It's a walking trail of about 6 km (3.7 miles), which skirts the edge of Poulaphouca Reservoir and cuts through areas of woodland.
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Blessington is a bustling market town set above Poulaphouca Reservoir, where the Wicklow Mountains meet the Kildare plains. Its broad main street is lined with cafés, pubs and shops. Just outside town lies Russborough House, a grand Palladian mansion with gardens, art collections, and walking trails, while the lakes themselves are popular for fishing, sailing, and quiet scenic walks.
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Blessington is a town located in County Wicklow, situated about 29 kilometres southwest of Dublin. It is known for its scenic surroundings, including Blessington Lake, which is part of the River Liffey's reservoir system.
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Nice views at the foot of the Wicklow Mountains.
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Perched on the edge of the Wicklow Mountains, Blessington Lake unfolds like a shimmering gem beneath the open sky. The panoramic views from this vantage point are nothing short of spectacular, offering a visual feast for those who seek the beauty of nature. As you gaze over Blessington Lake, the landscape is a tapestry of greens and blues. The tranquil waters stretch out, reflecting the changing hues of the sky above. The surrounding hills and mountains frame the scene, their slopes covered in a patchwork of verdant forests and open meadows. In the distance, the Wicklow Mountains contribute to the drama of the panorama.
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Quiet bridge over the Liffey, running through the Wicklow Mountains just before it runs into the Poulaphouca Reservoir.
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Both Black Hill and nearby Sorrel Hill are great out and back run or hike outings and can be completed from the same sizeable car park at Ballynultagh Gap. These trails are very popular for a good reason, some great views can be had out over the Wicklow countryside from here.
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There are over 15 family-friendly hiking trails available around Poulaphouca Reservoir, with 8 of them being rated as easy, making them suitable for various family skill levels.
The area offers a unique blend of expansive lake views, rolling hills, and diverse woodlands, providing picturesque and engaging scenery for families. Many trails are well-maintained and offer gentle gradients, perfect for children and those looking for a relaxed outing. The Blessington Greenway Loop, for example, is an easy-grade path suitable for all ages.
Yes, the Blessington Greenway Loop is an excellent option for an easy circular walk. It offers a dedicated path along the reservoir's shores, providing beautiful views and a safe environment for families to enjoy.
Families can enjoy stunning panoramic views of the Poulaphouca Reservoir and the Wicklow Mountains. Along the Blessington Greenway, you might spot an ancient Medieval ringfort. The area is also known for its diverse flora and fauna, being recognized as an area of wild bird conservation.
Yes, parts of the Blessington Greenway are generally suitable for prams and strollers due to its easy-grade, dedicated path. It offers a smooth surface for a comfortable family outing along the lake.
Many trails around Poulaphouca Reservoir are dog-friendly, but it's always best to check specific trail regulations before you go. Generally, dogs should be kept on a leash to protect local wildlife and ensure a pleasant experience for all visitors.
Spring and summer offer vibrant landscapes and longer daylight hours, making them ideal for family hikes. Autumn also brings beautiful foliage, providing a different, equally enjoyable experience. The trails are accessible throughout much of the year.
While the Blessington Greenway is popular, exploring some of the shorter, less-known trails or visiting during off-peak hours (early mornings or weekdays) can offer a more tranquil experience. The easy 2.2 km Radio Tower hike, for instance, provides scenic lake views and can be a quieter option.
The area is highly rated by the komoot community, with an average score of 4.3 stars from over 150 ratings. Reviewers often praise the stunning lakeside views, the well-maintained paths, and the peaceful atmosphere, making it a favorite for family outings.
Yes, the towns and villages surrounding Poulaphouca Reservoir, such as Blessington and Valleymount, offer various cafes and pubs where families can enjoy refreshments or a meal after their hike.
For a comfortable family hike, it's advisable to bring water, snacks, appropriate footwear, and layers of clothing suitable for changing weather conditions. Sunscreen and hats are also recommended, especially during sunnier months. Don't forget a camera to capture the beautiful scenery!
Yes, the impressive 18th-century Palladian mansion, Russborough House, with its beautiful gardens, is a notable historical attraction located near the Blessington Greenway. It offers a glimpse into local heritage and can be a great addition to a family day out.

