4.6
(23)
290
riders
24
rides
No traffic touring cycling routes around Llyn Clywedog traverse the rolling hills and moorland of the Cambrian Mountains in Mid Wales. The region is characterized by the large Llyn Clywedog Reservoir, dense Hafren Forest, and numerous single-track, traffic-free roads. Cyclists will encounter varied terrain, including gentle climbs, undulating sections, and steeper ascents near the reservoir, all set amidst a landscape of natural beauty.
Last updated: July 12, 2026
20
riders
38.6km
03:08
760m
760m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
7
riders
59.0km
05:16
1,090m
1,090m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5.0
(1)
12
riders
29.5km
02:32
570m
570m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5
riders
39.6km
04:07
1,220m
1,220m
Hard bike ride. Very good fitness required. You may need to push your bike for some segments of this route.
2
riders
13.8km
01:20
270m
270m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Llyn Clywedog
Beautiful area to have a stop and appreciate your surroundings.
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Nant y Moch Reservoir is a significant water reservoir located in the Cambrian Mountains of Wales, specifically in the county of Ceredigion. It was constructed in the late 20th century and is primarily used for water supply. The reservoir is situated near the village of Llanidloes and is part of the larger infrastructure managed by Welsh Water. The area surrounding Nant y Moch Reservoir is known for its natural beauty, featuring rolling hills, moorland, and diverse wildlife. It is a popular destination for outdoor activities such as walking, birdwatching, and fishing. The reservoir itself is also used for recreational purposes, and there are walking trails around its perimeter that offer stunning views of the water and the surrounding landscape. In terms of ecology, the reservoir and its surroundings support various plant and animal species, making it an important area for conservation as well as recreation. The combination of natural beauty and recreational opportunities makes Nant y Moch a valued spot in the Welsh countryside.
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Goes through several cwms so is undulating, but this is one of the most beautiful sections of road I've seen.
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Running water for the toilets but no taps so no bottle refill. Understand there is a tap at the bunkhouse to the north.
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Rhys-y-Benwch A fab picnic spot with toilets and picnic tables.
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There are over 20 dedicated no traffic touring cycling routes around Llyn Clywedog, offering a variety of distances and challenges. Most of these routes are considered difficult, with a few moderate options available.
The routes primarily feature single-track, traffic-free roads, often paved, winding through the diverse landscapes of the Cambrian Mountains. You can expect gentle yet long climbs, undulating sections, and some steep ascents, especially near the reservoir. The area is known for its dense woodland, moorland, and big-sky views.
Yes, many of the no traffic touring routes around Llyn Clywedog are circular, allowing you to start and end in the same location. An example is the challenging Wooden Shelter – Hafren Forest Boardwalk loop from Staylittle, which offers a great experience through the forest and along the reservoir.
Llanidloes is a popular town that often serves as a convenient starting point for many cycling routes, offering amenities for cyclists. Other routes, such as the Dylife Gorge Viewpoint – Nant Y Moch Reservoir Trail loop, begin from smaller settlements like Staylittle.
Along the no traffic cycling routes, you can explore the impressive Clywedog Dam, the tallest concrete dam in Britain, offering panoramic views. The historical Bryntail Lead Mines are also nearby, with a waymarked trail. For nature lovers, Hafren Forest provides access to the source of the River Severn, and the Severn Break-its-Neck waterfall is a recommended diversion. Keep an eye out for wildlife, including buzzards, red kites, and even ospreys.
While many routes in the Llyn Clywedog area are rated as difficult, there are some moderate options available that might be more suitable for families or beginners seeking traffic-free experiences. These routes often feature mostly paved surfaces and less strenuous climbs. It's always recommended to check the specific route details on komoot for elevation profiles and distance to ensure it matches your group's fitness level.
The no traffic touring cycling routes around Llyn Clywedog are highly rated by the komoot community, with an average score of 4.4 stars. Reviewers often praise the stunning 'big-sky views' across the reservoir, the tranquility of the traffic-free roads, and the immersive experience of cycling through Hafren Forest and the Cambrian Mountains.
While the routes themselves are generally open, it's important to consider the specific rules of the areas you pass through, especially within Hafren Forest or nature reserves. Dogs are usually welcome on leads in public access areas, but always check local signage and be mindful of livestock in rural areas. Some routes may involve sections that are less suitable for dogs due to terrain or length.
Yes, there are various viewing points and picnic areas scattered along the circular drive around Llyn Clywedog, perfect for a break. The nearby town of Llanidloes also offers amenities including cafes and shops. For longer routes like the River Wye – Dylife Gorge Viewpoint loop, it's advisable to carry sufficient water and snacks as services can be sparse in more remote sections.
Llyn Clywedog is located in Mid Wales, where weather can be changeable. Summers offer the most pleasant conditions, but it's always wise to be prepared for rain and cooler temperatures, even in warmer months. The exposed nature of some routes, especially those with 'big-sky views' or moorland sections like the Moorland Singletrack – Dylife Gorge Viewpoint loop, means you can be exposed to wind. Always check the forecast before heading out.
Yes, parking is generally available at common starting points like Llanidloes and at various viewing points and picnic areas around Llyn Clywedog. For routes starting from smaller villages like Staylittle, designated parking areas or roadside parking may be available. Always ensure you park responsibly and do not obstruct local access.


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