4.6
(903)
8,438
hikers
250
hikes
Hikes in County Down cover a varied landscape of granite mountains, coastal paths, and dense forest parks. The region includes Northern Ireland's highest peak, Slieve Donard, within the Mourne Mountains, offering challenging ascents with expansive views. Lower-elevation options include trails through woodlands like Tollymore Forest Park and along the shores of Strangford Lough.
Last updated: May 10, 2026
4.8
(128)
1,229
hikers
9.88km
04:43
810m
810m
Embark on the Glen River Trail, a moderate hike that takes you through Donard Wood and along the Glen River. This route covers 6.1 miles (9.9 km) and involves a significant elevation gain of 2655 feet (809 metres), making it a rewarding challenge. You can expect to spend around 4 hours and 42 minutes exploring the varied terrain, passing the historic Ice House and witnessing the dramatic 'Black Stairs' where a tributary cascades down dark rocks.
When planning your visit, remember that this trail is quite popular, especially during peak season, so arriving early for parking is a good idea. The path features off-road, unsurfaced sections with steep climbs and rough ground, so be sure to wear appropriate footwear for your comfort and safety. Since much of the land is privately owned, please follow 'Leave No Trace' principles to help preserve the natural beauty.
The Glen River Trail is nestled within the Mourne Area of Outstanding Natural Beauty, offering more than just a walk; it's an immersion into a stunning landscape. As you ascend, you will be treated to expansive views of Slieve Donard and Slieve Commedagh. On a clear day from higher elevations, you might even catch panoramic glimpses stretching across Dundrum Bay to the distant mountains of Scotland, England, and the Isle of Man.
4.6
(40)
422
hikers
6.85km
02:04
230m
230m
Embark on the Ott Track to Doan Mountain, a moderate hiking route that promises rewarding views. This 4.3-mile (6.9 km) trail involves a steady climb, gaining 764 feet (233 metres) in elevation, and typically takes about 2 hours and 4 minutes to complete. As you hike, you will pass Lough Shannagh, a serene lake reflecting the sky. The path leads you towards the summit of Slieve Doan, where you can enjoy expansive 360-degree views of the surrounding Mourne peaks. From this vantage point, you can spot the Silent Valley reservoir and the sparkling Blue Lough.
The route begins from the Ott car park, providing convenient access for drivers. Be aware that the path can be stony at the start, and conditions underfoot may vary. After rain, you might encounter slippery stones and boggy sections along the trail. For your comfort and safety, it is advisable to wear sturdy walking shoes or boots rather than trainers. Planning your visit for a clear day will enhance your enjoyment of the mountain views.
This trail is often considered a special route among the Mourne peaks, known for its excellent panoramas. The ascent to Slieve Doan offers a unique perspective on the region's landscape. You will experience the rugged beauty of the Mournes, making it a memorable outing for those seeking a rewarding hike without an overly long commitment.

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4.7
(38)
364
hikers
9.64km
03:21
510m
510m
Embark on a challenging yet rewarding hike to Hare's Gap and Slieve Bearnagh from Trassey Car Park, covering 6.0 miles (9.6 km) with a significant 1688 feet (514 metres) of elevation gain. This moderate route, typically taking around 3 hours and 21 minutes, leads you through varied terrain, starting on a gravel forest road before transitioning to rougher off-road paths, boulder fields, and steep, rocky ascents. As you climb, you'll pass through Clonachullion Forest and witness the dramatic tors of Slieve Bearnagh, eventually reaching Hare's Gap, a stunning mountain pass offering panoramic views across the Mournes.
This trail demands a good level of fitness and sure-footedness, especially as you navigate the steeper sections and granite steps leading to Slieve Bearnagh's summit, which may involve some scrambling. While the metadata suggests a duration of just over three hours, be prepared for a longer trek of 4 to 5 hours depending on your pace and conditions. Always be aware that winter weather, including strong winds, snow, and ice, can significantly increase the difficulty and arduousness of this climb, so plan your visit accordingly.
Beyond the physical challenge, this route is rich in history and natural beauty. Hare's Gap was once a notorious smugglers' hotspot, part of the
4.8
(34)
358
hikers
6.08km
01:41
110m
110m
The Tollymore Forest River Trail offers an easy hike through diverse woodlands and along the Shimna River in the Mourne Mountains area. This picturesque route covers 3.8 miles (6.1 km) with an elevation gain of 367 feet (112 metres), typically taking about 1 hour and 41 minutes to complete. You will follow riverside paths and forest tracks, encountering features like the dramatic "Pot of Legawherry" and elegant historic stone bridges, such as Parnell's Bridge, which add architectural charm to the natural landscape.
Located within Tollymore Forest Park, Northern Ireland's first state forest park, the trail is generally accessible and suitable for all skill levels. While mostly easy, expect some variety in terrain, including steps, gullies, and tree roots, with moderate gradients in certain sections. The well-maintained paths make it a great option for families and those looking for a gentle outdoor experience.
Beyond its natural beauty, the trail boasts a rich history and unique features. You can explore an arboretum with towering redwoods and ancient oaks, and discover the secluded Hermitage, a stone shelter built in 1770. For fans of fantasy, Tollymore Forest Park also served as a filming location for several scenes in the popular series Game of Thrones, adding an intriguing layer to your visit.
4.9
(41)
266
hikers
14.0km
04:38
640m
640m
Embark on the Hare's Gap & Slieve Commedagh loop, a challenging yet rewarding hike through the dramatic Mourne Mountains. This route spans 8.7 miles (14.0 km) with a significant elevation gain of 2085 feet (635 metres), typically taking around 4 hours and 37 minutes to complete. You will navigate varied terrain, from gravel forest roads to winding tracks over bare rock and through boulder fields. The ascent to Hare's Gap involves rough steps, leading to panoramic views across the range, while the climb up Slieve Commedagh, the second-highest peak, offers sweeping vistas out to the Irish Sea and Newcastle below. You will also see the impressive Mourne Wall winding over the peaks and the Ben Crom Reservoir.
This moderate hike requires good fitness and sure-footedness, so make sure you wear sturdy shoes. While the route is generally well-defined, some sections, especially on Slieve Commedagh, can be steep and demanding, sometimes over pathless ground. It is wise to carry a map and compass, particularly if visibility is poor or you are unfamiliar with the area. The trail starts conveniently from Trassey Car Park, making it accessible for a day trip into the mountains.
The Hare's Gap itself is a historically significant mountain pass, once a key smuggling route where goods were carried along the Brandy Pad. This path still offers gorgeous scenery through the heart of the High Mournes. As you hike, you will frequently encounter the iconic Mourne Wall, which not only serves as a navigational aid but also highlights the scale and history of this unique landscape. The route transitions beautifully from forest edges to open mountainside, showcasing impressive granite features and the wild beauty of the Mourne Mountains.
4.1
(8)
293
hikers
4.46km
01:09
30m
30m
Embark on the Lakeside Walk, an easy hike that guides you around the serene waters of Castlewellan Lake. This tranquil 2.8-mile (4.5 km) loop offers gentle terrain, perfect for a relaxing outing. You will gain a modest 90 feet (27 metres) in elevation over approximately 1 hour and 9 minutes, providing ample time to soak in the scenery. As you follow the path, you will enjoy picturesque views of Castlewellan Castle reflected in the lake, surrounded by lush forests. Keep an eye out for local wildlife enjoying the peaceful natural setting.
Accessing the Lakeside Walk is straightforward, as parking is generally available within Castlewellan Forest Park, placing you conveniently close to the trailhead. This easy route is suitable for most visitors, making it a great choice for a spontaneous afternoon outing. Before your visit, it is always a good idea to check local park information for any seasonal changes or specific access details that might affect your plans.
The Lakeside Walk stands out as a prime example of the natural beauty within Castlewellan Forest Park. Its gentle nature and scenic views make it a popular choice for those seeking a peaceful escape into nature. The trail's proximity to Castlewellan Castle adds a historical and architectural dimension to your outdoor experience, offering a blend of natural and cultural interest.
4.7
(59)
191
hikers
14.3km
04:09
370m
380m
Embark on the Tollymore Forest Park – Mountain and Drinns Trail, a moderate hike that takes you through diverse and picturesque scenery. You will cover 8.9 miles (14.3 km) with an elevation gain of 1229 feet (375 metres), typically taking around 4 hours and 8 minutes to complete. As you hike, expect to pass through beautiful conifer and broadleaved woodlands, including beech forests that burst with bluebells in spring. The route also follows the Shimna River, where you will cross charming historic stone bridges. From higher points like the Drinns, you can enjoy panoramic views stretching across the Mourne Mountains and out to the sea at Newcastle, offering a rewarding experience for your efforts.
Before you set out, be aware that this trail is considered moderate, so good fitness and sure-footedness are important for an enjoyable experience. The terrain includes a mix of forest paths, gravel sections, and unpaved ground with steps, gullies, and uneven surfaces. Plan your visit to allow ample time to complete the loop comfortably. While the existing long intro does not specify parking or access details, Tollymore Forest Park is generally accessible, and checking the park's official website for current opening times and any potential entrance fees is always a good idea.
Tollymore Forest Park holds the distinction of being Northern Ireland's first State Forest Park, making this trail a journey through a historically significant natural landscape. The park is renowned for its natural beauty and varied ecosystems. Keep an eye out for the specific highlight known as the "View of Newcastle and the Mourne Mountains from the Curraghard Summit," which promises spectacular vistas. This trail offers a wonderful opportunity to explore a cherished part of the region, combining natural splendor with a good physical challenge.
4.8
(26)
160
hikers
10.5km
04:19
740m
740m
Embark on the Slieve Commedagh and Glen River Loop, a moderate hike spanning 6.5 miles (10.5 km) with a substantial 2425 feet (739 metres) of elevation gain. This route typically takes around 4 hours and 19 minutes to complete. You'll begin by following the picturesque Glen River through deciduous woodland before the ascent truly begins. As you climb, the terrain becomes varied and challenging, leading you towards panoramic views. From Slieve Commedagh Summit, you can look out over the Irish Sea, the coastline of Newcastle, and the vast dunes of Murlough Nature Reserve.
The starting point for this hike is the Donard car park. Be aware that this car park can get very busy, especially on weekends, so plan to arrive early. While the initial section along the Glen River may have many other hikers, the rest of the loop often provides a feeling of quiet solitude. Prepare for steep sections and varied underfoot conditions, including uneven ground, particularly on descents from Commedagh where paths might be less defined.
This loop offers a diverse journey through the Mourne Mountains. You will experience both the gentle flow of the Glen River and the rugged ascent to Slieve Commedagh. The trail provides outstanding vistas of the surrounding peaks and the coastline, making it a rewarding experience for those seeking a challenging day out in nature. It's a great way to explore the varied landscapes of this iconic Irish mountain range.
4.8
(30)
112
hikers
9.39km
03:10
490m
490m
Embark on the Slieve Loughshannagh, Meelbeg and Meelmore loop for a challenging hike through the Mourne Mountains. This moderate 5.8-mile (9.4 km) circular route involves a significant 1602 feet (488 metres) of elevation gain, typically taking around 3 hours and 9 minutes to complete. You will traverse unsurfaced tracks and mountain paths, encountering sections of uneven ground and open mountainside. Expect sustained steep climbs and descents, with rocky sections, especially on the way down from Spellack to the Mourne Way. From the summit of Slieve Loughshannagh, you can enjoy wide views over Silent Valley and Slieve Binnian, while Slieve Meelbeg offers fantastic vistas of Bearnagh and Donard. The route also passes by the attractive Fofanny Dam.
This loop is generally considered a moderate to hard hike, requiring good fitness due to the significant physical effort involved in its sustained steep climbs and descents. The trail typically starts and ends at Ott Car Park, which provides convenient access for hikers. Sturdy footwear is essential for navigating the varied terrain, which includes sections where paths can be indistinct or non-existent, particularly between Meelmore and Spellack. Always be prepared for mountain conditions and ensure you have good navigation skills.
What sets this trail apart is its journey across three prominent peaks: Slieve Loughshannagh, Slieve Meelbeg, and Slieve Meelmore, which is the seventh highest in the range. A significant feature you will encounter is the iconic Mourne Wall, a 35-kilometer dry-stone wall that crosses 15 summits and often serves as a navigational aid. The route offers diverse scenic points, from the peaceful feel of Slieve Loughshannagh to the panoramic views from Meelbeg and Meelmore, encompassing other major Mourne peaks, reservoirs, and loughs.
4.9
(12)
127
hikers
19.4km
06:55
1,110m
1,110m
This difficult loop in the Mourne Mountains challenges you with 12.0 miles (19.4 km) of hiking and a significant 3637 feet (1108 metres) of elevation gain, taking around 6 hours and 54 minutes to complete. You will navigate steep, rocky mountain paths, including sections that require scrambling, especially on Slieve Bearnagh. The reward for your effort is spectacular 360-degree panoramic views of the High and Western Mournes, the Irish Sea, and Newcastle below, with the distinctive rocky tors of Slieve Bearnagh adding to the dramatic scenery.
To tackle this strenuous route, you need very good fitness and sure-footedness. The varied terrain includes unpaved paths, gravel, and natural ground, with some sections of built steps. Be prepared for sustained steep climbs and descents; parts of the trail, particularly descending Slieve Bearnagh and towards Hare's Gap, are very steep and demand extreme caution. Wet or icy conditions can make the already rugged terrain particularly slippery, so plan your visit for clear weather.
The trail takes you over Slieve Bearnagh, Slieve Commedagh, and Slieve Donard, encompassing three of the four highest peaks in the Mourne Mountains, with Slieve Donard being Northern Ireland's highest. You will encounter the iconic 19-mile (31 km) Mourne Wall, which hikers often follow, and sections of the historic Brandy Pad, a former smugglers' track. The Mourne Mountains are designated an Area of Outstanding Natural Beauty, highlighting the unique geological and ecological significance of this challenging and rewarding hiking destination.
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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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The Brandy Pad is a historic trail that winds through the heart of the Mourne Mountains in Northern Ireland. Originally used by smugglers to transport goods such as brandy, tobacco, and spices, this path offers hikers a unique blend of natural beauty and rich history. The trail begins at Trassey Track and traverses the rugged terrain of the Mournes, passing by notable landmarks like the Mourne Wall and the Castles, a series of rocky tors. Hikers are treated to panoramic views of the surrounding valleys and peaks, including Slieve Commedagh and Slieve Donard. The path is generally well-maintained, though sections can be challenging due to rocky and uneven ground. The Brandy Pad is suitable for experienced hikers looking for a moderately strenuous route that combines scenic vistas with a touch of local lore.
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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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Slieve Commedagh, at 767 meters, is the second-highest peak in the Mourne Mountains and a rewarding climb for any hiker. Its summit offers sweeping views across the Mournes and out to the Irish Sea, a reminder of how close these mountains sit to the coast. The ascent is steep and demanding, often over pathless ground, but never overly technical in good weather. You can climb it on its own or link it with nearby peaks such as Slieve Donard, making for a truly memorable day in the heart of the Mournes.
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On the summit of Slieve Meelmore stands a small stone shelter, a welcome spot to rest after the steady climb up. From here, the views stretch across the Mournes, with Slieve Bearnagh’s rocky tors dominating the skyline. The shelter gives hikers a place to pause, shielded from the wind, and enjoy the sweeping mountain scenery before continuing along the Mourne Wall.
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Slieve Loughshannagh is one of the quieter summits in the Mourne Mountains, but it rewards hikers with wide, open views over Silent Valley, Slieve Binnian, and the western Mournes. The climb isn’t too demanding, and the summit has a peaceful, windswept feel, making it a lovely spot to pause and take in the rugged beauty of the landscape.
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The Mourne Wall is one of the most iconic landmarks of the Mourne Mountains, stretching for 35 kilometers across 15 summits. Built by hand in the early 20th century to enclose the Silent Valley Reservoir catchment area, it’s an impressive feat of craftsmanship and endurance. Today, hikers crossing its path are struck not only by its scale and history but also by the way it weaves naturally into the dramatic mountain landscape. Following the wall offers some of the best ridge walks in the Mournes, making it both a cultural treasure and a perfect guide for exploring these rugged peaks.
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Yes, there are over 250 hiking routes to explore across County Down. The trails range from challenging mountain ascents in the Mournes to gentle woodland paths and coastal walks, offering something for every ability level.
The Mournes offer several excellent circular routes. For a significant challenge, the Slieve Bearnagh, Commedagh & Donard loop covers three of the highest peaks. A more moderate but still rewarding option is the Slieve Loughshannagh, Meelbeg and Meelmore loop, which provides fantastic views with less overall ascent.
Many trails in County Down are suitable for hiking with a dog, but it's important to check specific park regulations. Forest parks like Tollymore and Castlewellan are generally dog-friendly, provided dogs are kept on a lead. On mountain trails, especially during lambing season, it is crucial to keep your dog under close control to protect livestock.
Absolutely. For a very accessible and scenic walk, the Castewellan Lake & Castle loop is a popular choice. It's a relatively flat 2.8-mile (4.5 km) path around the lake in Castlewellan Forest Park, which also features a famous hedge maze.
The North Down Coastal Path is a highly regarded route that offers beautiful sea views and is easy to access. For a walk with a mountain backdrop, the Dundrum Coastal Path follows a disused railway line with exceptional views of Dundrum Bay and the Mourne Mountains.
You can hike in County Down year-round, but the best conditions are typically from late spring to early autumn (May to September) when the weather is milder and daylight hours are longer. The mountains can be beautiful in winter, but this requires experience and proper gear for snow, ice, and volatile weather.
Yes, Tollymore Forest Park is well-known for its beautiful rivers and waterfalls. The Tollymore Forest River Trail — Mourne is an easy walk that follows the Shimna River, passing several picturesque cascades and grottoes along the way.
For a day in the Mournes, preparation is key as the weather can change rapidly. Essential items include:
The most direct way to reach the Mournes from Belfast is by bus. Services run from the Europa Buscentre in Belfast to Newcastle, which is a primary gateway town for the mountains. From Newcastle, you can access trailheads for Slieve Donard and other peaks directly on foot. For detailed timetables, check the Translink website.
Yes, the Mourne Mountains provide plenty of challenges. The Hare's Gap & Slieve Bearnagh from Trassey Car Park route involves steep ascents and rocky terrain, rewarding hikers with incredible views. Following sections of the 22-mile Mourne Wall also offers a strenuous test of endurance.
The hiking routes in County Down are highly rated by the komoot community, with an average score of 4.6 stars. Reviewers frequently praise the stunning panoramic views from the Mourne peaks, the well-maintained paths in the forest parks, and the sheer variety of landscapes available, from rugged mountains to serene coastlines.
The Blue Quarry to Slieve Doan — Mourne hike is an excellent choice. It's a moderate route with relatively little ascent that leads to the summit of Slieve Doan, which offers a spectacular 360-degree panorama of the surrounding high Mournes.


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