4.7
(15)
207
riders
13
rides
Gravel biking around Ganllwyd offers a diverse landscape characterized by river valleys, dense woodlands, and the expansive Mawddach estuary within Eryri National Park. The region's terrain includes a mix of forest tracks, former railway lines, and undulating paths, providing varied surfaces for gravel cyclists. Routes often follow the Afon Mawddach, leading through areas like Coed y Brenin Forest Park. This area presents opportunities for both gentle rides and more challenging ascents.
Last updated: May 6, 2026
5.0
(3)
23
riders
15.1km
00:59
50m
50m
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
20
riders
56.8km
03:59
1,130m
1,130m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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4.5
(2)
32
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
13
riders
34.4km
02:33
620m
620m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
15
riders
31.0km
02:10
520m
520m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Ganllwyd
Hike Wales’ silent giants — Southern Eryri (Snowdonia)
Bikepacking the length of Wales from Worms Head to Great Orme
Ride the UK's first trail centre — Coed y Brenin MTB trails
MTB Trails around Ganllwyd
Hiking around Ganllwyd
Running Trails around Ganllwyd
Road Cycling Routes around Ganllwyd
Cycling around Ganllwyd
If you smile sweetly you don’t have to pay. There are also public toilets just after this.
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Card payments are accepted. The bridge is open to cyclists and walkers 24/7. There is a slot for the toll in the door outside of operating hours.
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A really fantastic chucks route. one for everyone's bucket list.
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They do take card payments so that’s been an update but it’s not open 24 hrs
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Make sure you have cash for the toll - no card payment here😉
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A lovely track to ride along the estuary. Suitable for any bike
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Beautiful gravel track descent with simply stunning views
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There are over 10 gravel bike trails in the Ganllwyd area, offering a variety of experiences for different skill levels. The komoot community has explored these routes over 200 times, highlighting the region's popularity for gravel biking.
Ganllwyd offers a good mix of difficulties. You'll find approximately 4 easy routes, 2 moderate routes, and about 8 more challenging options, ensuring there's something for every gravel cyclist.
Yes, for those new to gravel biking or looking for a relaxed ride, the Mawddach Trail in Mid Wales from Dolgellau to Barmouth is an excellent choice. This easy 9.4-mile (15.1 km) route follows a disused railway line along the Mawddach estuary, offering flat and scenic riding.
For a more demanding ride, consider the Mawddach Trail – Dolgellau Town Centre loop from Dolgellau. This difficult 42.2-mile (68.0 km) trail leads through the Mawddach valley and surrounding hills, providing significant elevation changes and a rewarding challenge.
Absolutely. The flatter sections of the Mawddach Trail, particularly those following the disused railway line, are ideal for families. These paths offer a safe and enjoyable environment for riders of all ages, with beautiful estuary views.
Yes, several routes are designed as loops. For instance, the Penmaenpool Toll Bridge – Penmaenpool Toll Bridge loop from Afon Mawddach offers a substantial circular ride, allowing you to start and finish at the same point.
The region is rich in natural beauty. Along your rides, you might encounter highlights such as the Coed Ganllwyd National Nature Reserve, the dramatic Afon Gain Gorge on the Minotaur Trail, or stunning views like Llyn Cau from Craig Cwm Amarch. The Mawddach Estuary Trail itself is a major highlight.
Yes, the area is known for its beautiful waterfalls. You can find the impressive Pistyll Gain (Rhaeadr Mawddach) Waterfall, which is a notable natural feature in the region and often accessible from nearby trails.
Good starting points with parking often include Dolgellau, which serves as a hub for several routes including the Mawddach Trail, and the Coed y Brenin Visitor Centre, which is a popular trailhead for forest-based rides like the Coed y Brenin Visitor Centre – Tarw Du Trail Entrance loop from Afon Mawddach.
Spring and autumn generally offer the most pleasant conditions for gravel biking in Ganllwyd, with milder temperatures and vibrant scenery. Summer can be lovely but also busier, while winter rides are possible but expect wetter conditions and potentially muddy trails, especially in forested areas.
The gravel biking routes around Ganllwyd are highly rated by the komoot community, with an average score of 4.7 stars from over 10 reviews. Cyclists often praise the diverse landscape, from river valleys and dense woodlands to the expansive Mawddach estuary, and the varied surfaces that make for engaging rides.
Yes, towns like Dolgellau, a common starting point for many routes, offer various cafes and pubs. The Coed y Brenin Visitor Centre also has facilities for refreshments, making it a convenient stop during or after your ride.


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