4.3
(91)
815
hikers
25
hikes
Hiking around Dunnaval offers access to varied terrain, primarily characterized by the granite peaks and valleys of the Mourne Mountains. The landscape includes significant elevation changes, mountain loughs, and open moorland. This region provides a range of trails, from challenging mountain ascents to more accessible paths along reservoir shores.
Last updated: July 2, 2026
4.7
(6)
49
hikers
16.2km
04:41
400m
400m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.5
(2)
32
hikers
34.7km
12:53
2,220m
2,230m
Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.

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5
hikers
5.95km
01:55
260m
260m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
4.5
(12)
194
hikers
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.1
(12)
69
hikers
12.6km
04:26
640m
640m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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Popular around Dunnaval
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
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The Binnian Tunnel (2.5 miles long) was constructed between 1947 and 1950/51 and is located under the Mourne Mountains in County Down, Northern Ireland. The main purpose of the tunnel is to divert water from the Annalong Valley to the Silent Valley Reservoir underneath Slieve Binnian, after which the tunnel was named.
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The tunnel diverts the waters of the Annalong Valley catchment area into this reservoir and was opened on 28th August 1952
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Hare's Gap is a dramatic mountain pass nestled in the heart of the Mourne Mountains. This striking pass, situated between Slieve Bearnagh and Slievenaglogh, offers hikers a blend of natural beauty and historical intrigue. From this vantage point, hikers are treated to panoramic views of the surrounding peaks and valleys. The pass itself is historically significant, having once served as a route for smuggling goods across the mountains, adding a layer of intrigue to the hike. Hare's Gap is a popular starting point for various hikes, including ascents of Slieve Bearnagh and Slieve Meelmore.
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Starting from Carrick Little Car Park, the hiking path to Slieve Binnian offers a rewarding journey through the heart of the Mourne Mountains. This moderate to challenging loop, approximately 11.2 km in length, follows the Mourne Wall, a historic dry-stone structure built in the early 1900s, guiding hikers toward the summit of Slieve Binnian (747 m). The ascent is steady, with a mix of rocky terrain and scenic views. As you approach the summit, the path becomes more rugged, leading to the iconic South and North Tors. From the summit, panoramic vistas unfold, offering breathtaking views of the Silent Valley and the surrounding peaks.
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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.
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Reaching the summit of Slieve Meelbeg (716 m) feels like discovering a quiet treasure in the Mourne Mountains. From the top, you’re greeted by sweeping views of Slieve Bearnagh and Slieve Donard, their rugged forms unfolding across the horizon. The climb isn’t overly technical, making it accessible to many hikers.
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Hare’s Gap is one of the most iconic passes in the Mourne Mountains, marked by its rugged stile and dramatic views that open up across the range. Once a historic smuggling route, it remains a natural gateway into the high Mournes, with steep paths and striking rock formations framing the way. From here, the landscape unfolds in every direction, making it a perfect spot to pause, take in the scenery, and appreciate the wild beauty of these mountains.
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Dunnaval offers a diverse network of over 25 hiking trails. These routes cater to various skill levels, with 9 easy, 10 moderate, and 7 difficult options available, primarily traversing the granite peaks and valleys of the Mourne Mountains.
Yes, Dunnaval has several easy and family-friendly options. A great choice is the Wee Binnian, a 3.7-mile (5.9 km) trail that takes about 1 hour 54 minutes to complete, offering accessible mountain slopes. Another suitable option is the Silent Valley Reservoir – Silent Valley Reservoir Road loop, which is a moderate 10.4 km route with minimal elevation gain, perfect for a leisurely walk around the reservoir.
For those seeking a challenge, the Mourne Wall Challenge — Mourne is a difficult 21.6-mile (34.7 km) path that traverses multiple peaks along the historic Mourne Wall, offering extensive mountain vistas and significant elevation changes. Another demanding route is Slieve Binnian North Tor – Slieve Binnian summit loop, a 12.6 km moderate-to-difficult hike with substantial ascent.
Yes, many of the trails in Dunnaval are designed as circular routes, allowing you to start and finish at the same point. An example is the Silent Valley Reservoir – Silent Valley Reservoir Road loop, which offers a scenic circular path around the reservoir.
The Dunnaval area is rich in natural beauty and interesting landmarks. Along the trails, you can discover the impressive Cloughmore Stone, enjoy the serene views at Silent Valley Reservoir, or explore the tranquil Fiddlers Green forest. Don't miss the Kodak Corner Viewpoint for panoramic vistas.
The best time to hike in Dunnaval generally spans from late spring to early autumn (May to October) when the weather is milder and the days are longer. During these months, the mountain paths are typically drier, and visibility for the stunning Mourne Mountain views is at its best. However, some lower-level reservoir paths can be enjoyed year-round.
Given the varied terrain and potential for rapid weather changes in the Mourne Mountains, it's advisable to wear layers, waterproof outer shell, and sturdy hiking boots with good ankle support. Even on sunny days, conditions can change quickly, so be prepared for wind and rain. Bring a hat, gloves, and plenty of water.
While many mountain trails can become challenging and require specialist equipment in winter due to ice and snow, some lower-level routes, particularly around the reservoirs, may still be accessible. Always check local weather forecasts and trail conditions before heading out in winter, and consider routes like the Silent Valley Reservoir loop for safer winter walks.
The hiking experiences in Dunnaval are highly rated by the komoot community, with an average score of 4.5 stars from over 80 reviews. Hikers frequently praise the stunning mountain vistas, the diverse terrain ranging from challenging peaks to serene lough shores, and the sense of wild adventure offered by the Mourne Mountains.
Parking is generally available at key trailheads and popular starting points for hikes in the Dunnaval area, especially near major attractions like Silent Valley Reservoir. However, specific parking availability can vary by route, so it's always recommended to check the route details on komoot for information on designated parking areas before your trip.
While the immediate mountain trails are remote, you can find cafes and facilities in nearby towns and villages surrounding Dunnaval. For example, the Silent Valley Reservoir often has visitor facilities, including a cafe, especially during peak seasons. It's always a good idea to pack snacks and drinks for your hike, as amenities on the trails themselves are limited.
Many trails in the Dunnaval area are dog-friendly, but it's crucial to keep dogs under control, preferably on a leash, especially in areas with livestock or ground-nesting birds. Always follow the Countryside Code, clean up after your dog, and check specific trail regulations as some areas, particularly nature reserves or private lands, may have restrictions.


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