4.5
(107)
516
riders
21
rides
Gravel biking around Llyn Crafnant offers diverse landscapes within Snowdonia National Park, characterized by forested slopes, ancient woodlands, and extensive gravel tracks. The region features the 63-acre Llyn Crafnant reservoir, surrounded by the lower slopes of the Carneddau mountains and the Gwydir Forest Park. This area provides a network of hard-packed fire roads and gravel paths, with elevations ranging from tranquil lake shores to higher vantage points offering views of prominent summits. The terrain includes both challenging climbs and scenic…
Last updated: May 21, 2026
3
riders
29.5km
02:30
900m
900m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
6
riders
11.4km
01:05
230m
230m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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9
riders
27.4km
02:17
620m
610m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3
riders
20.7km
01:39
430m
430m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.5
(2)
11
riders
64.8km
04:29
1,130m
1,130m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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a short cut to the top following the yellow trail, nice and steep with slab rock and roots on the descent
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Nothing especially tricky or difficult, as long as you have vaguely "gravel" tyres you'll be fine. Stunning views along the way, I prefer the heading west views but it is pretty both ways.
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This is a serene lake located in the Conwy Valley surrounded by forested hills and the rugged landscape of Snowdonia. There's a cafe and fishery further south along the lake which is a lovely place to stop and refuel.
2
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There are over 20 gravel bike trails available around Llyn Crafnant, offering a variety of experiences for different skill levels. The komoot community has explored these routes extensively, with nearly 500 gravel bikers using komoot to discover the area.
The terrain around Llyn Crafnant is diverse, characterized by forested slopes, ancient woodlands, and extensive gravel tracks. You'll find a network of hard-packed fire roads and gravel paths, with some sections being steep or rocky, occasionally requiring you to push your bike. The routes often connect tranquil lake shores with higher vantage points offering stunning views.
Gravel biking around Llyn Crafnant offers breathtaking scenery. You can expect views across the lake towards imposing mountains and crags, including prominent summits like Crimpiau and Craig Wen. The trails often pass through forested slopes and ancient woodlands. Keep an eye out for historical features like old lead and zinc mining engine-houses and waste tips, which are now part of the forest landscape. The unmistakable scent of wild garlic, from which the lake gets its name, is also a unique natural detail.
Yes, there are several circular gravel biking routes in the area. For example, the Llyn Sarnau Fire Roads – Llyn Parc loop from Llanrhychwyn is a moderate 7.1-mile path that navigates through fire roads and forested areas. Another option is the Eigiau Valley Gravel Road – Eigiau Dam Ruins loop from Llanrhychwyn, a 17.0-mile trail leading through the scenic Eigiau Valley.
The gravel bike trails around Llyn Crafnant cater to various skill levels, ranging from moderate to difficult. Many routes require good to very good fitness levels and advanced riding skills due to challenging climbs and occasionally rocky sections. Out of the 21 available routes, 5 are moderate and 16 are difficult.
While many routes are moderate to difficult, the Llyn Crafnant Circuit itself is noted for its accessibility, welcoming adaptive cycles. For families looking for less strenuous options, focus on the moderate trails, which are generally shorter and have less elevation gain. The Llyn Sarnau Fire Roads – Llyn Parc loop from Llanrhychwyn is a moderate 7.1-mile path that might be suitable for families with some biking experience.
Public car parks are conveniently available around Llyn Crafnant. These facilities are generally well-signposted and provide easy access to the trailheads.
Yes, there is a lakeside cafe at Llyn Crafnant, which is open seasonally and provides refreshments. Additionally, the nearby Conwy Valley, with villages like Trefriw and Betws-y-Coed, offers further amenities including cafes and pubs for visitors.
Llyn Crafnant offers engaging trails throughout the year, but the best time often depends on your preference for weather and trail conditions. Spring and autumn provide pleasant temperatures and vibrant scenery. While winter cycling is possible, be prepared for potentially colder, wetter conditions and shorter daylight hours. Always check local weather forecasts before heading out.
While specific public transport links directly to Llyn Crafnant can be limited, the nearby villages in the Conwy Valley, such as Trefriw and Betws-y-Coed, are more accessible by public transport. From these villages, you may need to cycle or arrange local transport to reach the lake and its trailheads.
The gravel biking routes in Llyn Crafnant are highly rated by the komoot community, with an average score of 4.4 stars from over 100 reviews. Reviewers often praise the diverse landscapes, the extensive network of gravel tracks, and the rewarding views across the lakes and mountains.
Yes, many routes in the area connect Llyn Crafnant to other picturesque lakes. For instance, the challenging Llyn Crafnant – Llyn Ogwen and Ogwen Obelisk loop from Trefriw connects Llyn Crafnant with Llyn Ogwen, offering varied terrain and significant elevation gain. Another option is the Llyn Parc – Llyn Geirionydd loop from Trefriw, which explores the area around Llyn Parc and Llyn Geirionydd.
Given the diverse and sometimes challenging terrain, it's advisable to use a well-maintained gravel bike with appropriate tires for mixed surfaces. Due to potential steep or rocky sections, good braking power is essential. Always carry essentials like a repair kit, sufficient water, and navigation tools. Layered clothing is recommended to adapt to changing weather conditions in Snowdonia National Park.


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