4.4
(7)
76
riders
6
rides
Gravel biking around Nantmel offers diverse terrain within Mid Wales, characterized by rolling hills, deep valleys, and extensive trail networks. The region benefits from its proximity to the Elan Valley and Radnor Forest, providing a mix of natural trails, reservoir-side paths, and woodland tracks. These areas feature both challenging ascents and expansive views, with many routes following old railway lines or snaking through evergreen woods. The landscape includes picturesque waterscapes formed by dams and reservoirs, alongside open moorland and dramatic…
Last updated: July 3, 2026
5.0
(3)
45
riders
77.2km
06:50
1,280m
1,280m
Embark on the Trans Cambrian Way Loop, a demanding gravel biking route that spans 48.0 miles (77.2 km) and climbs 4191 feet (1277 metres) through the remote Cambrian Mountains. This…
3.8
(4)
23
riders
45.9km
03:09
740m
740m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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3
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4
riders
29.4km
02:13
590m
590m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Basic gift shop and toilets, along with a cafe.
0
0
A good way into the valley. A flat out gravel surface that winds around the dams for miles
0
0
a place where you can learn a bit of Elan Valley history
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0
Nantmel offers a selection of 8 gravel bike routes, providing diverse terrain for cyclists. These routes range from moderate to difficult, ensuring options for various skill levels.
Gravel biking in Nantmel stands out due to its proximity to the stunning Elan Valley and the challenging Radnor Forest. You'll find a mix of reservoir-side paths, extensive woodland tracks, and open moorland, often following old railway lines or snaking through evergreen woods. The area is part of the Cambrian Mountains, known as a 'perfect playground for off-road drop-bar adventures'.
While many routes in Nantmel are moderate to difficult, the Elan Valley offers sections of traffic-free cycling along the Elan Valley Trail, which is part of National Cycle Network Route 81. For a moderate option, consider the Caban-Coch Dam and Reservoir – Elan Valley Reservoirs loop from Rhayader, which is 19.0 miles (30.6 km) long and takes about 1 hour 46 minutes.
The routes around Nantmel offer breathtaking scenery. In the Elan Valley, you'll encounter picturesque waterscapes formed by the series of dams and reservoirs, such as the Caban-Coch Dam and Reservoir and Pen-y-Garreg Dam. Radnor Forest provides expansive views, snaking gravel tracks through evergreen woods, and dramatic ravines. You can also find viewpoints like the Gorllwyn Summit Cairn and Trig Point.
Yes, Nantmel is a 'gravel-bike playground' for experienced riders. Routes like the Trans Cambrian Way Loop, a difficult 47.9 miles (77.2 km) trail with significant elevation gain, offer a substantial challenge. Another demanding option is the Elan Valley Climb to Rhayader – Claerwen Dam loop from Rhayader, a difficult 28.5 miles (45.9 km) path with scenic views.
Many of the gravel roads and byways in Wales, including those in Radnor Forest, are rocky rather than muddy, making them suitable for year-round riding. However, for the most pleasant conditions and to fully enjoy the expansive views, late spring to early autumn (May to September) is generally ideal, offering milder weather and longer daylight hours.
Yes, several routes around Nantmel are designed as loops. Examples include the Trans Cambrian Way Loop, the Elan Valley Climb to Rhayader – Claerwen Dam loop from Rhayader, and the Caban-Coch Dam and Reservoir – Elan Valley Reservoirs loop from Rhayader, all offering circular journeys.
The gravel biking routes in Nantmel are highly rated by the komoot community, with an average score of 4.7 stars from over 15 reviews. Riders frequently praise the diverse terrain, from reservoir-side paths to challenging woodland tracks, and the stunning natural beauty of the Elan Valley and Radnor Forest.
Yes, Radnor Forest is a key area for gravel biking near Nantmel, known for its demanding ascents, expansive views, and captivating woodland trails. Routes like 'The Whimble Loop' (which you can find more information about on visitherefordshire.co.uk) venture into Radnor Forest, rewarding riders with views from Bache Hill and winding tracks through evergreen woods.
The terrain around Nantmel is incredibly varied. You'll encounter natural trails, reservoir-side paths, and extensive woodland tracks. Many routes feature snaking gravel tracks, some following old railway lines. The region is characterized by rolling hills, deep valleys, and a mix of pine-scented tracks, open moorland, and dramatic ravines. Expect rocky surfaces rather than muddy ones, making them suitable for various conditions.
Absolutely. For those looking for a longer adventure, the Trans Cambrian Way Loop is a difficult 47.9 miles (77.2 km) trail that typically takes around 6 hours 5 minutes to complete. Another substantial ride is the Elan Valley Visitor Centre – Caban-Coch Dam and Reservoir loop from Elan Valley Visitor Center, which is 53.0 miles (85.4 km) long.


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