5.0
(8)
62
riders
6
rides
Gravel biking around Llyn Cwellyn offers routes through a glacially carved valley, flanked by the rugged slopes of Mynydd Mawr and the imposing Snowdon Massif. The area features a mix of terrain, including forest tracks and bridleways, providing diverse options for cyclists. Llyn Cwellyn itself is a large, deep glacial moraine lake, contributing to the dramatic scenery. Sheer cliffs and forested valleys characterize the landscape, with views towards Moel Hebog and the Nantlle Ridge on clear days.
Last updated: June 29, 2026
1
riders
5.25km
00:24
100m
100m
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
15
riders
12.4km
00:59
280m
280m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5
riders
26.0km
01:53
550m
550m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
9
riders
31.3km
02:24
820m
820m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(4)
25
riders
20.1km
01:24
380m
380m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Llyn Cwellyn
Through the forest run many paths, wide gravel paths but also narrow paths between the trees.
8
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Slightly above Llyn Llewelyn you have a nice view of Snowdon and the surrounding peaks. Enjoy this beautiful view.
8
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Llyn Llywelyn is a small shallow mountain lake surrounded by open moorland and forests. It is a natural spot to pause, picnic and soak up the serene atmosphere before continuing your walk.
8
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Free parking for Beddgelert Forest, half a mile from the A4085. There is a separate parking area for horse trailers. There are also a number of information boards with routes for walking and mountain biking.
8
0
This expansive forest is a treasure trove of walking and cycling trails, photographic opportunities and wildlife in the heart of Eryri National Park (Snowdonia). You can enjoy breathtaking views of Yr Wyddfa (Snowdon), picnic by the secluded lake Llyn Llywelyn and listen to the sound of the trains from the Old Welsh Highland Railway, which run through the forest on their way from Caernarfon to Porthmadog. You can also go horse riding. (National Resources Wales)
8
0
The path along the lake is very nice. Part of it is actually a kind of dam you walk on, with a barrier on both sides so you have to stay on the path. Because the dam is elevated, you have a good view of the lake and the surroundings.
9
0
There are 6 dedicated no traffic gravel bike trails around Llyn Cwellyn featured in this guide. These routes offer a variety of experiences, from easy spins to more challenging rides, all designed to keep you away from vehicular traffic.
The terrain around Llyn Cwellyn is diverse, reflecting its location within Snowdonia National Park. You'll encounter a mix of forest tracks, bridleways, and unpaved sections. Some routes may require good fitness and occasionally pushing your bike through more difficult unpaved parts, while others offer smoother, mostly paved surfaces. The region is known for its dramatic glacial valleys and rugged slopes, providing a scenic backdrop to your ride.
Yes, there are options suitable for families looking for an easier ride. The Beddgelert Forest – View of Snowdon loop from Rhyd Ddu is classified as easy, covering just over 5 km with minimal elevation gain. It's a great way to experience the beautiful forest environment without significant challenge.
For those seeking a greater challenge, routes like the View of Snowdon – Pantri Café Llanberis loop from Llanberis and the Pantri Café Llanberis – Llanberis Tunnel loop from Llanrug are classified as difficult. These routes feature longer distances and more significant elevation changes, offering a rewarding experience for experienced gravel bikers.
The Llyn Cwellyn area is rich in dramatic scenery. Many routes offer spectacular views of the lake itself, flanked by Mynydd Mawr and the imposing Snowdon Massif (Yr Wyddfa). You might also catch glimpses of the sheer cliffs of Llechog, a shoulder of Snowdon, or the forested valley with Moel Hebog and the Nantlle Ridge in the distance. The Welsh Highland Railway also runs past the lake, adding a historical element to the landscape.
While the trails themselves are generally suitable for cycling with dogs (provided they are well-behaved and on a lead where necessary), it's important to be mindful of livestock in surrounding areas and to always clean up after your pet. Always check specific route details for any restrictions, especially within Snowdonia National Park.
Spring and autumn often offer the most pleasant conditions for gravel biking around Llyn Cwellyn, with cooler temperatures and vibrant scenery. Summer can be beautiful but also busier. Winter rides are possible for experienced riders, but be prepared for colder, wetter weather and potentially more challenging trail conditions. Always check the local weather forecast before heading out.
Yes, some routes pass near or through villages where you can find cafes. For example, the View of Snowdon – Pantri Café Llanberis loop from Llanberis mentions the Pantri Café in Llanberis, which is a good spot to refuel. Beddgelert, a village close to several routes, also offers amenities.
Parking is generally available in the villages and trailheads surrounding Llyn Cwellyn, such as Rhyd Ddu, Beddgelert, or Llanberis. Specific parking information for each route can often be found in the route descriptions on komoot. Always ensure you park responsibly and check for any parking fees or restrictions.
The komoot community highly rates the Llyn Cwellyn area, with an average score of 5.0 stars. Reviewers frequently praise the stunning, dramatic landscapes, the variety of terrain suitable for gravel bikes, and the opportunity to immerse themselves in the wild Welsh countryside away from traffic. The quiet forest tracks and scenic viewpoints are often highlighted as favorites.
Yes, public transport options are available. The Welsh Highland Railway runs past Llyn Cwellyn, with stations at Snowdon Ranger and Rhyd Ddu, which can provide access points to some of the trails. Local bus services also connect the main villages in Snowdonia National Park, offering further options for reaching trailheads. It's advisable to check timetables and bike carriage policies in advance.


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