4.1
(57)
689
riders
11
rides
Mountain biking around Llanberis offers diverse terrain within Snowdonia National Park, characterized by dramatic glacial valleys, towering mountain peaks like Yr Wyddfa, and serene lakes such as Llyn Padarn. The landscape includes historic slate quarries and rugged paths, providing a variety of challenging ascents and technical descents. This region is known for its significant elevation changes and varied surfaces, from rocky trails to more established tracks.
Last updated: May 3, 2026
4.7
(37)
406
riders
Embark on the Yr Wyddfa (Snowdon) circular, a difficult mountain biking route known as the "Classic Loop" in Eryri (Snowdonia) National Park. This challenging ride covers 11.5 miles (18.5 km)…
4.6
(5)
33
riders
27.4km
02:32
740m
740m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

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4.0
(2)
18
riders
44.8km
04:07
1,030m
1,030m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.
1.0
(1)
18
riders
30.7km
03:05
1,080m
1,080m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
4.3
(12)
157
riders
17.2km
02:18
960m
960m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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Stop, look out and listen are the recommendations (to be read on the sign) that you must follow when crossing the track here. It is an unguarded crossing on this railway for tourist trains.
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Fantastic views of slate quarry and Snowdon Llanberis path
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I think the start and the end is probably the hardest but overall pretty easy path you can’t get lost
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This place is fun to explore and an interesting peek into Welsh rich mining heritage
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Dinorwic Quarry, located between the villages of Llanberis and Dinorwig in Wales, offers a dramatic and historically rich landscape, with stunning views over . https://www.mybalancenow.it.com
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This is an example of many miles of the trail in Beddgelert Forest. Quite wide double tracks, compact gravel surfaces, enclosed by mainly pine trees. If it is a windy day and needing an area to ride in which is more sheltered from the wind, then Beddgelert Forest does offer just that
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Tis is the crossing of the Ffestiniog Welsh Highland Railway at Rhyd Ddu. once through the crossing the surface becomes compact gravel and climbing. It is rideable but takes effort
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Llanberis offers a diverse network of over 10 mountain bike trails, catering to various skill levels. You'll find a mix of moderate and difficult routes, with 5 routes rated as moderate and 5 as difficult, providing options for both experienced riders and those looking for a challenging adventure.
While many trails in Llanberis are geared towards moderate to difficult riding due to the mountainous terrain, the area around Llyn Padarn offers more accessible options. The Lôn Las Peris, a tarmac cycle track along the southern shore of Llyn Padarn, provides a gentler ride suitable for families. Additionally, Padarn Country Park has peaceful woodland trails that can be explored.
Mountain biking in Llanberis offers breathtaking views of dramatic landscapes. You'll encounter majestic mountain valleys, serene lakes like Llyn Padarn, and impressive cliffs. Notable natural features include the historic slate quarries, part of a UNESCO World Heritage site, and the powerful Ceunant Mawr Waterfall, which plunges over a hundred feet. Routes often provide panoramic vistas of Yr Wyddfa (Snowdon) and the surrounding Glyderau Mountains.
Yes, Llanberis features several excellent circular mountain bike routes. A popular option is the Llanberis Lake Railway – View of Llyn Padarn loop from Llanberis, which circles Llyn Padarn and offers views of the lake, Dolbadarn Castle, and the Llanberis Pass. Another challenging circular route is the Yr Wyddfa (Snowdon) circular, via the Llanberis and Ranger paths, which provides significant elevation gain and panoramic mountain views.
The best time for mountain biking in Llanberis is generally from late spring to early autumn (May to September). During these months, the weather is typically milder, and trails are less likely to be affected by snow or heavy rain, offering better riding conditions and clearer views. However, it's always advisable to check local weather forecasts before heading out, as mountain weather can change rapidly.
Yes, there is a 'Voluntary Cycle Agreement' in place for the summit paths of Yr Wyddfa (Snowdon). Cyclists are requested to avoid these paths between 10 am and 5 pm from May 1st to September 30th. This agreement helps manage trail use during peak times and ensures a positive experience for all visitors. Always respect local guidelines and other trail users.
Llanberis village offers several parking options, including paid car parks that are conveniently located for accessing the trails around Llyn Padarn and the paths leading up Yr Wyddfa. Specific parking details can vary, so it's recommended to check local signage upon arrival.
Llanberis is accessible by public transport, with bus services connecting it to larger towns in Snowdonia and beyond. These services can drop you directly in the village, providing a starting point for many trails. The Llanberis Lake Railway also runs along Llyn Padarn, offering scenic views, though it's primarily a tourist attraction rather than a direct trail access point for bikes.
Mountain biking in Llanberis ranges from moderate to difficult. The terrain is characterized by significant elevation changes, from challenging ascents up Yr Wyddfa to technical descents through varied mountain landscapes. For example, the Snowdon Summit (Yr Wyddfa) – Llanberis Path loop is rated difficult, while the Llanberis Lake Railway – View of Llyn Padarn loop is moderate. There are 5 moderate and 5 difficult routes available, ensuring options for different skill levels.
Yes, the area is rich in history and attractions. You can explore the National Slate Museum, located at the former Dinorwig slate quarry, which provides insight into the region's industrial heritage. The preserved Grade 1 listed Dolbadarn Castle offers stunning views of Llyn Padarn and the surrounding mountains. Many trails pass through or near these significant landmarks, adding a cultural dimension to your ride.
The mountain biking experience in Llanberis is highly rated by the komoot community, with an average score of 4.1 stars from over 50 reviews. Riders frequently praise the dramatic glacial valleys, towering mountain peaks, and the challenging yet rewarding terrain. The diverse natural features, from serene lakes to historic slate quarries, are often highlighted as key aspects that make the routes unique and enjoyable.
Llanberis village serves as an excellent base for mountain bikers, offering a variety of cafes, pubs, and accommodation options. You'll find places to refuel with local food and drink, as well as guesthouses and hotels to suit different budgets, all conveniently located near the trailheads and local attractions.


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