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Mourne Aonb

The best walks and hikes in Mourne Aonb

4.6

(1512)

13,085

hikers

340

hikes

Hiking in Mourne Aonb features a diverse landscape dominated by the granite Mourne Mountains, which include twelve peaks over 600 meters, such as Slieve Donard, Northern Ireland's highest at 850 meters. The region also encompasses moorland, ancient woodlands, and a varied coastline with sandy beaches and rocky coves. Glacial erosion has shaped striking U-shaped valleys and features like the 22-mile-long Mourne Wall.

Best hiking trails in Mourne Aonb

  • The most popular hiking route is Glen River Trail, a 6.1 miles (9.9 km) trail that takes 4 hours 43 minutes to complete. This moderate route ascends through scenic forest towards higher mountain terrain.
  • Another top favourite among local hikers is Ott Track to Doan Mountain, a moderate 4.3 miles (6.9 km) path. This trail offers views across the mountains and moorland.
  • Local hikers also love the Hare's Gap & Slieve Bearnagh from Trassey Car Park โ€” Mourne, a 6.0 miles (9.6 km) trail leading through mountain passes and past prominent peaks, often completed in about 3 hours 21 minutes.
  • Hiking in Mourne Aonb is defined by dramatic granite mountains, diverse coastal areas, and ancient woodlands. The network offers options for various ability levels, from leisurely forest walks to challenging mountain ascents.
  • The routes in Mourne Aonb are highly rated by the komoot community with an average score of 4.6 stars from over 1,400 reviews. More than 13,000 hikers have used komoot to explore Mourne Aonb's varied terrain.

Last updated: May 27, 2026

4.8

(130)

1,242

hikers

#1.

Glen River Trail

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.

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Moderate

4.6

(41)

423

hikers

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.

Moderate
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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

Moderate

4.8

(34)

361

hikers

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.

Easy

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.

Moderate
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Tips from the Community

Damiano ๐Ÿ‡ฎ๐Ÿ‡น
August 27, 2025, Hare's Gap

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.

2

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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.

1

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Hareโ€™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.

4

0

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.

3

0

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, itโ€™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.

4

0

The park has no entry fee, you only have to pay 5 ยฃ for parking.

1

0

Easy route no special gear required. Very scenic

0

0

bring lunch as there was no pub grub at the top

0

0

Frequently Asked Questions

How many hiking trails are available in Mourne Aonb?

Mourne Aonb offers a wide variety of hiking experiences, with over 340 routes available. These range from easy strolls through forests to challenging mountain ascents, ensuring options for all skill levels.

What do other hikers enjoy most about the trails in Mourne Aonb?

The area is highly rated by the komoot community, with an average score of 4.6 stars from over 1,400 reviews. Hikers often praise the dramatic granite mountains, diverse coastal areas, and ancient woodlands, as well as the well-maintained network of trails that cater to various abilities.

When is the best time of year to go hiking in Mourne Aonb?

The Mourne Aonb is beautiful year-round, but the best time for hiking is generally from late spring to early autumn (May to October) when the weather is milder and the days are longer. However, the region's diverse landscapes offer unique experiences in every season, from vibrant spring blooms to crisp autumn colours. Always check local weather forecasts before heading out.

Are there any easy or beginner-friendly hiking routes in Mourne Aonb?

Yes, Mourne Aonb has over 130 easy routes suitable for beginners or those looking for a relaxed walk. A great option is the Tollymore Forest River Trail, which offers a gentle 6 km path through enchanting woodlands with tranquil riverbanks and charming stone bridges.

Where can I find more challenging hikes in the Mourne Mountains?

For more challenging experiences, Mourne Aonb features over 50 difficult routes. The region's twelve peaks over 600 meters, including Slieve Donard and Slieve Bearnagh, offer strenuous ascents. Consider routes like the Glen River Trail, which ascends through scenic forest towards higher mountain terrain, or the Hare's Gap & Slieve Commedagh loop from Trassey Car Park for significant elevation gain and panoramic views.

Are there good options for circular walks in Mourne Aonb?

Yes, many trails in Mourne Aonb are designed as circular routes, allowing you to experience diverse scenery without retracing your steps. For example, the Slieve Binnian area offers a 7-mile circular route that follows the famous Mourne Wall, providing stunning views across the South and North Tors, and past the Blue Lough and Annalong Forest.

Are there any family-friendly hiking trails in Mourne Aonb?

Absolutely. Many areas are perfect for families. Tollymore Forest Park and Castlewellan Forest Park offer leisurely walks amidst towering trees, tranquil riverbanks, and historic features. These parks often have well-maintained paths suitable for children and offer a chance to explore nature in a safe environment.

Can I bring my dog on the hiking trails in Mourne Aonb?

Many trails in Mourne Aonb are dog-friendly, especially in forest parks like Tollymore and Castlewellan. However, it's crucial to keep dogs under control, especially in areas with livestock or ground-nesting birds. Always check specific trail regulations before you go, and ensure you clean up after your pet.

Are there any trails that feature waterfalls or lakes?

Yes, the region is rich in water features. The Silent Valley Reservoir, nestled amidst imposing mountains, offers gentle strolls and views of striking waterfalls. You can also find the peaceful Blue Lough and Silent Valley Reservoir, which are popular spots for their scenic beauty.

What interesting landmarks or attractions can I see while hiking in Mourne Aonb?

The Mourne Aonb is dotted with natural and historical landmarks. You can hike past the iconic 22-mile-long Mourne Wall, which traverses several peaks. Notable viewpoints include the Summit of Slieve Donard, Slieve Bearnagh, and Hare's Gap. Forest parks like Tollymore Forest Park also offer historic bridges and follies.

Are there any less crowded hiking options for a quieter experience?

While popular peaks like Slieve Donard can be busy, many trails offer a more secluded experience. Exploring the ancient uplands of Slieve Croob to the north provides beautiful views towards Belfast and is generally less frequented. Additionally, some of the trails within the various forest parks, especially on weekdays, can offer a peaceful escape.

Where can I find parking for hiking trails in Mourne Aonb?

Parking is available at various trailheads and forest parks throughout Mourne Aonb. Popular starting points like Trassey Car Park, Tollymore Forest Park, and Silent Valley Reservoir offer designated parking facilities. It's advisable to arrive early during peak season to secure a spot.

Is public transport available to reach hiking trails in Mourne Aonb?

Public transport options to Mourne Aonb are available, though they may require some planning. Buses serve towns like Newcastle, which is a gateway to many trails. From there, local services or taxis might be needed to reach specific trailheads. For detailed information on routes and timetables, it's best to consult Translink's official website.

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