A Glimpse into the 10 Highest Mountains in Northern Ireland

Updated On: April 20, 2024 by   Raghda Elsabbagh

Fancy a one-of-a-kind venture into the captivating landscapes of Northern Ireland? We can resonate with that desire, longing for that getaway to the spellbinding mountain ranges that deck this Emerald Isle.

Northern Ireland is not really known for its high mountains, as hills and low-lying areas generally characterise its topography. However, some prominent peaks grace the Northern Irish skyline. These include the Mourne Mountains and the Sperrin Mountains ranges. 

After diligent research, we collected the ten highest mountains in Northern Ireland. While Northern Ireland might not rival the Himalayas or the Rockies in sheer altitude, its highest mountains have a unique charm and grace that sets them apart. Let’s set our sights towards these peaks!

A List of the 10 Highest Mountains in Northern Ireland

Northern Ireland, with its emerald landscapes and rolling hills, is home to some remarkable peaks. Among these, the highest mountains in Northern Ireland paint a breathtaking panorama, inviting adventurers and nature enthusiasts to explore their heights. The illustrious top ten include:

1. Slieve Donard

Slieve Donard is supreme as the jewel in the crown of the highest mountains in Northern Ireland. Standing tall at 850 metres, it proudly claims its title as the highest mountain in the region. This mountain is famous for its rugged terrain, granite tors, and stunning views of the surrounding landscape and the Irish Sea.

• Height: 850 metres (2,790 feet)
• Location: Mourne Mountains, County Down

Activities on Slieve Donard

Slieve Donard is a popular destination for hikers and climbers. The most common route to the summit is the Glen River Path, which provides a challenging yet rewarding ascent with well-marked trails and stunning natural beauty along the way. The reward? Panoramic views stretch from the Mourne Mountains to the Irish Sea and the picturesque countryside, a sight that makes every step worthwhile.

For history buffs, Slieve Donard holds significance as it is home to ruins of an ancient burial ground dating back thousands of years. These remnants offer a glimpse into the rich cultural heritage of Northern Ireland.

2. Slieve Commedagh

Slieve Commedagh, the second-highest mountain in Northern Ireland, is known for its distinctive summit. At 767 metres, it may not be the tallest, but what it lacks in sheer height, it compensates for in character. Its slopes, adorned with heather and rocky granite outcrops, create a picturesque scene that paints the Mourne Mountains with a touch of rugged elegance.

Positioned near its taller cousin, Slieve Donard, the two mountains form a dynamic duo that captivates the eye. Slieve Commedagh, with its slightly lower profile, complements Slieve Donard, adding a nuanced silhouette to the region’s visual drama. 

• Height: 767 metres (2,516 feet)
• Location: Mourne Mountains, County Down

Activities on Slieve Commedagh

Slieve Commedagh is an open invitation to adventure enthusiasts. Hiking trails crisscross its slopes, providing a range of options for those seeking both challenge and tranquillity. The popular route from the Trassey Track leads you to the summit, where a reward awaits in the form of breathtaking views across the Mourne Mountains and beyond. The mountain is often climbed together with Slieve Donard, forming part of longer hiking routes in the Mourne Mountains. 

For those with a flair for rock scrambling, the granite tors offer an additional layer of excitement, turning the ascent into a thrilling blend of nature and adventure. So, whether you’re drawn to its distinctive profile, enticed by the allure of its rock formations, or simply seeking a day of outdoor exploration, Slieve Commedagh is a gem among the highest mountains in Northern Ireland. 

3. Slieve Binnian

Nestled within the majestic embrace of the Mourne Mountains and standing proudly among the highest mountains in Northern Ireland is the remarkable Slieve Binnian, a poetic expression of nature’s artistry. Positioned among its distinguished peers, including Slieve Donard and Slieve Commedagh, it forms a trio that contributes to the enchanting allure of the Northern Irish skyline. 

Slieve Binnian is renowned for its distinctive rock formations, including the famous “Binnian Lough” and the granite tors known as the “Back Castles.” Binnian Lough is like a mirror reflecting the surrounding peaks, adding a serene touch to the landscape. The Back Castles, a collection of granite tors, stand as sentinels atop the mountain, creating a rugged charm that draws hikers and photographers alike. These features make it a visually striking mountain.

• Height: 747 metres (2,451 feet)
• Location: Mourne Mountains, County Down

Activities on Slieve Binnian

The mountain is known for its granite peaks and rugged terrain, making it a popular destination for hikers, climbers, and adventurers. The Mourne Wall traverses part of the mountain, and various routes lead to the summit, offering diverse options for hikers. For the less daring, the trails around Binnian Lough provide a more leisurely exploration, ensuring that the mountain caters to a spectrum of outdoor enthusiasts. Whether you want to challenge yourself with a strenuous hike or simply enjoy a leisurely stroll through the scenic landscapes, Slieve Binnian has something for everyone.

4. Slieve Bearnagh

Slieve Bearnagh is known for its distinctive twin peaks and the granite tors on its summit. The mountain has a rugged and imposing appearance, making it a statement piece in the panoramic view of the region. Slieve Bearnagh’s story is intertwined with the Mourne Wall, a man-made marvel that traverses the Mourne Mountains. The wall, constructed in the early 20th century, passes through the summit as a guide for those navigating the heights.

• Height: 739 metres (2,425 feet)
• Location: Mourne Mountains, County Down

Activities on Slieve Bearnagh

If you’re seeking adventure, Slieve Bearnagh beckons with a promise of exhilarating hiking and climbing experiences. Nature lovers will be fascinated with the diverse flora and fauna along the trails. History buffs will also appreciate the ancient burial cairns scattered throughout the area, giving insight into its rich cultural heritage.

The ascent from the Hare’s Gap is a well-travelled route, providing hikers with a challenging yet rewarding experience. As you ascend to the summit, you’ll be surrounded by rugged granite cliffs and lush valleys, providing a genuinely immersive nature experience. Climbers are drawn to the challenge presented by the granite tors, which turn the climb into a thrilling exploration of both skill and determination. You will be awe-struck by the panoramic views from the summit, which stretch across the Mourne Mountains and the surrounding landscape. 

5. Slieve Lamagan

Slieve Lamagan, one of the highest mountains in Northern Ireland, is renowned for its distinctive profile and rugged appearance. The mountain is part of the Mourne Mountains, known for their granite peaks and scenic beauty.

• Height: 702 metres (2,300 feet).
• Location: Mourne Mountains, County Down.

Activities on Slieve Lamagan

Hiking and hillwalking are popular on Slieve Lamagan. The ascent from the Carrick Little Car Park is a standard route, providing hikers with stunning views of the surrounding landscape. Its rugged granite peak offers panoramic Mourne Mountains and the Irish Sea vistas.

The history buff in you will appreciate learning about the rich heritage of this area, which comprises ancient settlements and burial sites. If you are a nature lover, you will enjoy the diverse flora and fauna that call Slieve Lamagan home. 

6. Slieve Meelbeg

Slieve Meelbeg, standing shoulder to shoulder with its more famous sibling, Slieve Meelmore, contributes to the picturesque profile of the Mourne Mountains. The mountain offers panoramic views and is often climbed together with nearby peaks.

• Height: 702 metres (2,300 feet).
• Location: Mourne Mountains, County Down.

Activities on Slieve Meelbeg

Hiking and hillwalking on Slieve Meelbeg are popular activities for outdoor enthusiasts. The Mourne Wall traverses part of the mountain, providing a distinctive feature for hikers. This mountain offers various hiking trails to suit different skill and fitness levels, allowing you to explore its rugged slopes at your own pace. 

7. Sawel Mountain

Sawel Mountain, being the highest peak in the Sperrin Mountains, makes it a notable landscape feature. The Sperrins are known for their scenic beauty, offering a quieter escape characterised by rolling hills and sweeping vistas.

• Height: 678 metres (2,224 feet).
• Location: Sperrin Mountains, County Tyrone.

Activities on Sawel Mountain

Hiking and hillwalking are common on Sawel Mountain. The ascent to the summit is quite challenging but definitely worth it, offering panoramic views of the Sperrin Mountains and the surrounding countryside. The area is less frequented than some other mountain ranges in Northern Ireland, providing a peaceful and serene environment for outdoor enthusiasts.

8. Slieve Meelmore

Slieve Meelmore is one of the highest mountains in Northern Ireland. This granite peak is part of the Mourne Mountains and is known for its proximity to Slieve Meelbeg and Slieve Bearnagh. This symphony of peaks offers scenic views and a diverse landscape, inviting hikers to explore these summits and the valleys in between.

• Height: 680 metres (2,230 feet).
• Location: Mourne Mountains, County Down.

Activities on Slieve Meelmore

Hiking, hillwalking, and orienteering are common activities on Slieve Meelmore. Various hiking trails lead to the summit, with options for both experienced hikers and beginners seeking a more moderate ascent. From its majestic summit, Slieve Meelmore provides a vantage point to immerse yourself in the captivating beauty of Northern Ireland’s mountains. 

9. Slieve Muck

Slieve Muck is known for its distinctive pointed summit, adding drama to the Mourne skyline. The mountain offers panoramic views and is often climbed as part of longer routes through the range.

• Height: 670 metres (2198 ft).
• Location: Mourne Mountains, County Down.

Activities on Slieve Muck

Hiking, hillwalking, and orienteering are popular on Slieve Muck. The mountain is known for its rugged terrain and rocky slopes, which make it a thrilling hiking destination for nature lovers. Various routes lead to the summit, with options for different skill levels. The views from the top encompass the beauty of the Mourne Mountains and the stunning surrounding landscape. 

10. Cuilcagh Mountain

Cuilcagh is famous for its distinctive limestone landscape and the popular boardwalk trail known as the “Cuilcagh Legnabrocky Trail.” The mountain is often called the “Stairway to Heaven” due to the elevated boardwalk providing summit access.

• Height: 665 metres (2182 feet).
• Location: On the border of County Tyrone and County Fermanagh 

Activities on Cuilcagh

Hiking, particularly on the Cuilcagh Legnabrocky Trail, is a significant activity on Cuilcagh. The boardwalk ensures that the delicate ecosystem of the mountain is preserved while allowing people to enjoy this spectacular natural environment. The trail allows hikers to experience the unique karst landscape, and the summit provides breathtaking views of Lough Atona and the surrounding countryside. You can feast your eyes on blue skies and green fields for as far as your eyes can see! 

Geographic Distribution Across Different Regions

These highest mountains in Northern Ireland don’t just cluster randomly; they grace different regions, creating a diverse tapestry of landscapes. The majority, including Slieve Donard and Slieve Commedagh, proudly stand in the Mourne Mountains, where granite peaks and sweeping vistas are the norm. Further west, the Sperrin Mountains embrace Sawel Mountain, adding their unique charm to the list. Each region offers an unforgettable journey through varied terrains, from heather-clad slopes to craggy tors.

The Mourne Mountains

The Mourne Mountains, located in County Down, Northern Ireland, are a stunning range of granite rock peaks. With 93 ridges and 12 defined ridge peaks, these mountains define the region’s skyline. 

The Mournes are characterised by their distinctive granite tors, rolling hills, and picturesque valleys. The landscape is dotted with silent, reflective mountain lakes, adding to the serene charm of the area. At the heart of this mountain range is Slieve Donard, the highest summit in Northern Ireland. 

Popular among outdoor enthusiasts, the Mournes offer various hiking and climbing opportunities, with well-marked trails providing access to the summits of Slieve Commedagh, Slieve Binnian, Slieve Bearnagh, Slieve Meelmore, and others. Whether it’s the challenging ascent of granite peaks or leisurely walks through heather-clad slopes, the Mourne Mountains beckon adventurers with panoramic views of the Irish Sea, lush forests, and the charming coastal villages below, creating an unforgettable tapestry of nature’s grandeur.

Sperrin Mountains

The Sperrin Mountains is the largest upland region in Northern Ireland, stretching for about 40 miles along the border of County Tyrone and County Derry. This expansive mountain range offers a serene escape from urban life’s hustle and bustle.

Though not towering to the heights of some of the highest mountains in Northern Ireland, the Sperrins compensate with their tranquil charm and unspoiled landscapes. As you explore the Sperrin Mountains, you’ll be enchanted by its rugged beauty and breathtaking landscapes. There’s so much to discover here: rolling hills, deep valleys, heather-clad slopes, winding rivers, and ancient forests. The landscape changes simultaneously with the seasons, from the vibrant hues of spring to the golden tones of autumn.

You can go hiking along scenic trails, immerse yourself in the tranquillity of nature, or simply soak in the stunning views from one of the many viewpoints. The Sperrin Mountains offer a peaceful escape where you can connect with nature and experience the true beauty of Northern Ireland’s natural wonders.

Conquer the Highest Mountains in Northern Ireland

In conclusion, Northern Ireland is home to some genuinely breathtaking mountains waiting to be explored. From the majestic peaks of Slieve Donard and the craggy beauty of Slieve Lamagan to the stunning landscapes of the Mourne Mountains, there is no shortage of awe-inspiring beauty to discover.

So, let’s encourage a spirit of exploration of the highest peaks in Northern Ireland. Lace up your hiking boots, pack your sense of curiosity, and venture into Northern Ireland’s mountainous terrain. It’s time you experience the wonders awaiting on top of these summits and not just read about them.