Lakes around Glasdrumman Upper are primarily found within the scenic Mourne Mountains, an Area of Outstanding Natural Beauty in County Down, Northern Ireland. This region is characterized by its granite peaks and significant engineering feats, including large man-made reservoirs. The area offers a blend of natural landscapes and historical infrastructure, providing diverse outdoor experiences. These lakes and reservoirs are integral to the local geography and serve as key attractions for visitors exploring the Mourne region.
Last updated: June 29, 2026
Highlight • Summit
Tip by
Highlight • Viewpoint
Tip by
Sign up now to discover places like this
Get recommendations on the best single tracks, peaks, & plenty of other exciting outdoor places.
Sign up for free
Highlight • Lake
Translated by Google •
Tip by
Highlight • Castle
Tip by
Highlight • Lake
Tip by
Sign up for free to discover even more lakes around Glasdrumman Upper.
Sign up for free
Already have an account?
Start today with a free account
Your next adventure awaits.
Login or Signup
Slieve Binnian is absolute magic. Standing as the third-highest peak in Northern Ireland (747 meters), it easily claims the title for the most dramatic silhouette in the Mournes, thanks to the massive, weathered granite towers—called tors—that guard its summit. https://www.expresstollpass.com
0
0
The Duck Pond feels like a calm secret waiting to be discovered. Recommended by hikers and tucked into a protected area, it’s a gentle spot where water glimmers among reeds and mountains frame the quiet mirror below.
1
0
Silent Valley Reservoir, nestled in the Mourne Mountains, is a peaceful retreat surrounded by sweeping granite peaks and heathered slopes. Built in the early 20th century to supply water to Belfast and much of County Down, the reservoir combines striking engineering with natural beauty. Visitors can stroll along well-kept paths, admire the Victorian-style dam and impressive Mourne Wall, or simply enjoy the quiet atmosphere by the lakeshore.
4
1
The well-maintained trails take you through impressive scenery, surrounded by the striking peaks of the Mournes. The view of the Mourne Wall, which stretches for 35 kilometers and connects 15 peaks, is particularly impressive. However, some sections can become slippery in wet weather, so caution is advised. A highlight is a visit to Ben Crom Reservoir, which can be reached via an extension of the route. Note that there is a fee to enter the park.
1
1
A very beautiful castle in the forest
0
0
Nice duck pond with picnic benches and kids play park
0
0
The region around Glasdrumman Upper, particularly within the Mourne Mountains, offers several picturesque lakes. The Silent Valley Reservoir is a prominent man-made lake nestled amidst granite peaks and heathered slopes, offering breathtaking views. Another beautiful spot is Blue Lough, embedded in a wide trough valley, perfect for enjoying the impressive nature.
Yes, the Silent Valley Reservoir is a significant engineering feat, constructed between 1923 and 1933 to supply water to County Down and Belfast. It's surrounded by the remarkable 22-mile long Mourne Wall, a dry-stone granite wall. Further up, the Ben Crom Reservoir, built between 1953 and 1957, is an impressive concrete gravity dam, the tallest of its kind in the province, showcasing robust early 20th-century engineering.
The Silent Valley Mountain Park, home to the Silent Valley and Ben Crom Reservoirs, offers various walking routes. These include a 10.5 km walk to the Ben Crom Dam, a 3 km Heritage Trail, and more challenging mountain trails. For other hiking options, you can explore the easy hikes around Glasdrumman Upper, which feature routes like the Tollymore Forest River Trail.
Absolutely. The Silent Valley Reservoir is considered family-friendly, offering well-kept paths and an information center. The Silent Valley Duck Pond is another gentle spot with picnic benches and a kids' play park, making it ideal for families. Additionally, the area around View of Castlewellan Castle offers trails suitable for walking and cycling.
Yes, several spots are perfect for relaxation and picnics. The Sandy beach at Lough Shanna, high in the mountains, provides a unique and relaxing spot. The Silent Valley Duck Pond also features picnic benches, and the lawns around Castlewellan Lake (near View of Castlewellan Castle) are excellent for a picnic.
Beyond walking and hiking, the area offers opportunities for road cycling and running. You can find various road cycling routes around Glasdrumman Upper, including loops around Spelga Reservoir. For runners, there are several running trails around Glasdrumman Upper, such as the Carrick Little to Blue Lough run.
The lakes in the Mourne Mountains offer beauty year-round. Spring and summer provide lush greenery and milder weather, ideal for walking and picnics. Autumn brings stunning foliage, while winter can offer dramatic, serene landscapes, though some trails might be more challenging due to weather conditions. The Silent Valley Mountain Park is generally accessible throughout the year.
The Silent Valley Mountain Park, which encompasses the Silent Valley and Ben Crom Reservoirs, provides excellent visitor facilities. These include an information center, an education center, and a cafe, making it a comfortable destination for visitors. You can find more details about the park's facilities at visitmournegullionstrangford.com.
The Silent Valley Reservoir is significant for its stunning scenery, nestled among the Mourne Mountains, and its historical importance as a major water supply for County Down and Belfast. Its construction involved over 1,000 men and is marked by the iconic Mourne Wall. The park also offers various walking trails and an interpretive center detailing its history. You can learn more about its history and features at Wikipedia.
Yes, the Sandy beach at Lough Shanna is a delightful surprise. Located high in the mountains, this small sandy shore provides a perfect spot for a relaxing break and picnic, offering a unique contrast to the rugged mountain landscape.
Visitors frequently praise the peaceful and tranquil atmosphere, especially at Silent Valley Reservoir, which lives up to its name. The breathtaking views of the Mourne Mountains, the impressive engineering of the reservoirs, and the opportunity to pause and enjoy nature at spots like Blue Lough are also highly appreciated.
While many outdoor areas in the Mournes are dog-friendly, it's always best to check specific regulations for each location, especially within managed parks or reservoirs like Silent Valley. Generally, dogs are welcome on trails but should be kept on a lead to protect wildlife and ensure the comfort of other visitors. Always clean up after your pet.


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