5.0
(2)
90
hikers
14
hikes
Mountaineering routes around Capel Curig are situated in the heart of Eryri (Snowdonia) National Park, characterized by rugged peaks such as Tryfan, the Glyderau, and the Carneddau. The area features dramatic landscapes shaped by glacial activity, including deep valleys like Ogwen Valley and picturesque lakes such as Llynnau Mymbyr. This central location provides access to a diverse range of challenging ascents and scrambling opportunities.
Last updated: April 25, 2026
35
hikers
6.88km
03:35
610m
610m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
5.0
(1)
24
hikers
7.22km
03:10
580m
580m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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5.0
(1)
10
hikers
3.80km
02:44
550m
550m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
9
hikers
8.69km
03:50
580m
580m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
5
hikers
17.7km
07:25
1,080m
1,080m
Hard mountaineering route. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
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Huge angled boulder that you can see from the valley below. It can be climbed with care, but is polished these days.
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Llyn Ogwen is a wonderful place - just avoid it at all costs on Bank Holiday weekends!!
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See this write up - https://www.komoot.com/tour/2449300285 It explains why this route is so good.
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This route is so much fun - and is part of what is probably the best grade 1 scramble in Snowdonia.
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The south ridge is the easier way to reach the top of Tryfan, but it still has it's moments near the top.
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There are over 20 mountaineering routes around Capel Curig. The majority, 18 of them, are classified as difficult, offering significant challenges for experienced mountaineers. There are also 3 moderate routes for those looking for a less strenuous but still rewarding experience.
While most routes around Capel Curig are challenging, there are a few moderate options. For instance, the Castell Fawr rock formation – Parc Cenedlaethol Eryri loop from Tryfan is a moderate 10 km path that explores varied terrain, offering a good introduction to the area's landscapes without the extreme difficulty of some other ascents.
Many of the mountaineering routes in Capel Curig are circular, allowing you to return to your starting point. A popular choice is the Pen Yr Ole Wen – Carnedd Llewelyn Summit loop from Tryfan, a challenging 19.5 km route connecting two significant peaks in the Carneddau range. For a shorter, but still difficult, option, consider the Tryfan Scramble – Tryfan Summit loop from Tryfan.
The terrain around Capel Curig is incredibly diverse and rugged, shaped by glacial activity. You'll encounter everything from established hiking trails to challenging scrambles over jumbled boulders and craggy outcrops. Peaks like Tryfan are known for their 'rocky adventure playground' feel, while the Glyderau range features distinctive rock formations like the Cantilever Stone.
Yes, you can experience the iconic Cantilever Stone on Glyder Fach. The Tryfan Summit – The Cantilever Stone loop from Tryfan is a difficult 10.6 km route that will take you past this distinctive geological feature. Another challenging option is the Bristly Ridge – The Cantilever Stone loop from Tryfan.
Beyond the stunning mountain scenery, there are several points of interest. You can explore historical sites like the Ruins of the Britannia Copper Mine at Llyn Llydaw or visit impressive castles such as Dolbadarn Castle and Dolwyddelan Castle. For natural features, consider the Cnicht Summit or the various mountain passes like Pen-y-Pass.
The mountaineering routes around Capel Curig are highly regarded by the komoot community, with an impressive average rating of 4.8 stars from over 20 reviews. Over 300 mountaineers have used komoot to explore the varied terrain, often praising the dramatic landscapes, challenging ascents, and the rewarding views from the summits.
Absolutely. Capel Curig is home to Plas y Brenin, the National Outdoor Centre, which has been offering high-standard courses and holidays in hill walking, rock climbing, and mountaineering for decades. They cater to all skill levels, from beginners to experienced mountaineers, providing excellent instruction and resources.
Yes, the region is rich in natural water features. The picturesque Llynnau Mymbyr lakes offer celebrated views, often reflecting the Snowdon Horseshoe. Llyn Ogwen is another significant lake located beneath Tryfan and the Glyderau. For a spectacular waterfall, you can visit Swallow Falls, where the River Llugwy cascades through a narrow chasm amidst lush forestry.
Capel Curig's central location in Eryri National Park means it's a hub for accessing various mountain ranges. While specific route-side public transport details vary, local bus services often connect Capel Curig to key trailheads and villages like Llanberis, providing access to areas like Yr Wyddfa (Snowdon) and the Ogwen Valley. It's advisable to check local bus schedules for the most current information.
Parking is available at various points around Capel Curig, often near popular trailheads and mountain passes. For example, Pen-y-Pass is a well-known parking area that serves as a starting point for several routes up Yr Wyddfa (Snowdon). Other smaller car parks and lay-bys can be found in the Ogwen Valley and near other mountain access points, though these can fill up quickly during peak season.
Many trails in Eryri (Snowdonia) National Park are dog-friendly, but it's crucial to keep dogs on a lead, especially in areas with livestock or ground-nesting birds. Some routes may involve scrambling or difficult terrain that could be challenging for dogs, so assess the route's difficulty and your dog's capabilities beforehand. Always follow the Countryside Code.
The best time for mountaineering in Capel Curig is generally from late spring to early autumn (May to October) when the weather is more stable, and daylight hours are longer. However, the region's weather can be unpredictable, so always be prepared for changing conditions. Winter mountaineering is possible but requires specialized skills, equipment, and experience due to snow, ice, and shorter days.


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