Best mountain peaks around Greencastle offer diverse terrain and panoramic views of the surrounding landscape, including Belfast and the Irish Sea. This region features prominent summits and rocky elevations, providing opportunities for outdoor exploration. Visitors can experience varied natural features, from basalt cliffs to expansive loughs, making it a notable destination for mountain enthusiasts.
Last updated: May 17, 2026
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The summit of Black Mountain stands at 367m high and provides picturesque views across the city of Belfast and Northern Ireland.
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Mount Divis stands at 478m high and is the highest peak in the Belfast Hills. From this viewpoint nearby the summit you can enjoy sensational panoramic views across Belfast toward Lough Neagh and the Mourne Mountains, and Strangford Lough.
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McArt's Fort is an example of an old ringfort or rath. From the fort, you can enjoy sensational views across the city of Belfast and out to the Belfast Lough and connecting Irish Sea.
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Enjoy views up to the terrific Cavehill, a rocky elevation marked by basalt cliffs and caves. Look closley and see if you can spot 'Napolean's Nose', a tall cliff that resembles the profile of the great empire Napolean.
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Great view from the top of Divis Mountain. There are a few ways up (road and off-road) so plenty of options for playing around.
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Go in via the gate in carrs Glen Park and see the ruins of the old mill. Follow the trail on up to the waterfall
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I'm from England and came over for a few days and used the komoot app, definitely a good app if you ain't familiar with the area. Took me straight there and back home 👍
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The most popular peaks in the area include Cave Hill, known for its distinctive 'Napoleon's Nose' and historic McArt's Fort, and Black Mountain Summit, offering panoramic views across Belfast. Divis Mountain, the highest peak in the Belfast Hills, also provides sensational views.
From peaks like Cave Hill, you can enjoy views of Belfast, Belfast Lough, and the Irish Sea. Black Mountain Summit offers picturesque views across Belfast and Northern Ireland. From Divis Mountain, you'll get sweeping panoramic views across Belfast toward Lough Neagh, the Mourne Mountains, and Strangford Lough.
Yes, Cave Hill is home to McArt's Fort, an ancient ringfort or rath, offering a glimpse into the region's past. On Black Mountain Summit, you can find a trig point erected in 1825, which was used for the trigonometry mapping of Ireland.
Most of the highlighted peaks, such as Cave Hill and Black Mountain Summit, are considered intermediate climbs. Divis Mountain offers a more challenging climb, especially for cyclists, but the views are well worth the effort.
Beyond hiking the peaks, the area around Greencastle offers various outdoor activities. You can find numerous road cycling routes, such as those detailed in the Road Cycling Routes around Greencastle guide, or explore easy hikes like the Cave Hill Country Park loop, found in the Easy hikes around Greencastle guide. There are also general cycling routes available in the Cycling around Greencastle guide.
While some climbs are intermediate or challenging, many areas around the peaks offer easier trails suitable for families. For instance, the Easy hikes around Greencastle guide includes routes like the Cave Hill Country Park loop, which can be enjoyed by families.
Divis Mountain stands at 478m high, making it the highest peak in the Belfast Hills and the surrounding Greencastle area.
Visitors consistently praise the sensational panoramic views from the summits, especially on clear days, which stretch across Belfast, Lough Neagh, and even to the Mourne Mountains. The challenging climbs are often described as rewarding, and the historical elements like McArt's Fort add to the experience.
Yes, Cave Hill is named for its distinctive basalt cliffs and caves. While rock climbing and rappelling are not permitted, the caves are a notable natural feature of the area.
While some routes are challenging, such as the climb to the top of Divis Mountain, there are various cycling routes in the wider area. You can explore options in the Cycling around Greencastle guide for routes that may include ascents or offer views of the peaks.


See even more amazing summits around Greencastle with these guides: