4.1
(13)
98
riders
7
rides
Gravel biking around Pen Tranch offers routes through a landscape characterized by rolling hills, former industrial sites, and reservoir areas. The region features a mix of open terrain and forested sections, providing varied surfaces for gravel cyclists. Elevations can be significant, with routes often including sustained climbs and descents across the Welsh countryside. This diverse topography provides a rich backdrop for gravel biking.
Last updated: May 6, 2026
4.2
(6)
37
riders
69.0km
05:51
900m
890m
Embark on a challenging gravel biking adventure through the Bannau Brycheiniog / Brecon Beacons National Park. This difficult 42.9-mile (69.0 km) loop from Blaenavon offers a rugged and varied terrain,…
4.2
(5)
44
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Sign up for free
4.0
(2)
6
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5
riders
109km
06:46
1,130m
1,130m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3
riders
77.7km
05:07
920m
920m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
Get access to more routes and recommendations from other explorers.
Sign up for free
Already have an account?
Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
Start today with a free account
Your next adventure awaits.
Login or Signup
It's a beautiful canal but what is amazing is that it runs all the way to Brecon
0
0
the lower reservoir has a nice flat road next to it, a welcome relief after the lumpy roads that lead to it from either direction.
0
0
Great views and a very large plug hole at the end of the Dam
0
0
Gravel biking around Pen Tranch is primarily suited for experienced riders, with the majority of routes classified as difficult. These trails often feature significant elevations, sustained climbs, and varied terrain across the Welsh countryside. There is one moderate option available for those seeking a slightly less challenging ride.
The gravel bike routes around Pen Tranch are generally challenging, with most being difficult and one moderate. This suggests that many routes may not be ideal for younger children or families seeking very easy, flat rides. For families, it's best to carefully review individual route profiles on komoot to assess elevation and terrain suitability.
You can expect a diverse landscape featuring rolling hills, former industrial sites, and picturesque reservoir areas. The terrain mixes open stretches with forested sections, providing varied surfaces. Be prepared for significant elevations, including sustained climbs and descents, characteristic of the Welsh countryside.
Yes, many of the gravel bike routes in the Pen Tranch area are designed as loops. For example, you can explore the Talybont-on-Usk loop from Blaenavon, or the challenging Pontsticill Reservoir – Talybont Reservoir loop from Blaenavon. Another option is the Trefil Quarry Cliffs – The Flinty Stone loop from Pengam, which takes you through former quarry areas.
The region offers several interesting sights. You might encounter natural monuments like Blorenge summit or Keeper's Pond (Pen-Ffordd-Goch Pond). Historical sites such as Twmbarlwm Hill and Iron Age hillfort also dot the landscape, offering glimpses into the area's past.
While specific public transport links directly to trailheads are not detailed in the route information, many routes start from towns like Blaenavon or Pengam, which may have bus services. For routes like the Pontymoile Basin – Llanelly Quarry Limekilns loop from Pontypool and New Inn, starting points near train stations or bus stops in larger towns could offer better accessibility. It's advisable to check local transport schedules for specific starting locations.
The varied terrain and elevations in Pen Tranch mean that spring and autumn often provide the most pleasant conditions, with milder temperatures and beautiful scenery. Summers can be warm, while winters can bring colder, wetter weather, potentially affecting trail conditions, especially in higher or more exposed areas. Always check local weather forecasts before heading out.
While the region features several reservoirs and bodies of water, such as the Talybont Reservoir and Pontsticill Reservoir, and natural spots like Keeper's Pond, specific designated wild swimming spots directly on gravel bike routes are not highlighted. If you plan to combine biking with swimming, research local regulations and safety guidelines for any specific water bodies you intend to visit, as wild swimming may not be permitted everywhere.
The area is highly rated by the komoot community, with an average score of 4.1 stars. Reviewers often praise the varied terrain, the extensive views, and the challenging nature of the routes that connect reservoirs and traverse former industrial landscapes. The sense of adventure and exploration through the Welsh countryside is a common highlight.
Many of the gravel bike routes in Pen Tranch start or pass through towns and villages like Blaenavon, Pengam, or near Pontypool. These locations typically offer amenities such as cafes, pubs, and shops where you can refuel and rest. It's a good idea to plan your route to include stops in these settlements for refreshments.
There are over 8 gravel bike trails available for exploration in the Pen Tranch region, offering a range of challenging routes through its unique landscape of rolling hills, industrial heritage, and reservoir areas.
Trail conditions in Pen Tranch can vary significantly due to the mixed terrain, which includes open ground and forested sections. In winter, trails can become muddy, wet, and potentially icy, especially at higher elevations or in shaded areas. It's always recommended to check local weather conditions and recent trail reports before heading out, and to equip your bike appropriately for potentially challenging surfaces.


Browse the best Gravel rides in other regions.