Bryn Du begins innocently enough, winding out of the valley with a road that feels almost friendly. But that friendliness doesn’t last. The gradient gradually tightens its grip, and before long you’re working harder than expected, questioning why this climb felt so harmless at the bottom.
The surroundings are classic Welsh hills, open and exposed, with little to distract you from the effort. The wind often plays a role here, turning a steady climb into a mental test as much as a physical one.
At the top, there’s a sense of having been quietly caught out. Bryn Du isn’t brutal, but it’s honest, and it rewards riders who stay alert and don’t underestimate its steady persistence.
01 / The ascent
Elevation profile
02 / The numbers
Climb statistics
- Distance
- 5.44 km
- Elevation gain
- 283 m
- Average gradient
- 5.0%
- Climb category
- 3
- Start elevation
- 148 m
- Summit elevation
- 419 m
03 / On the ground
Route map
Route overview
Bryn Du
Aberdare, Wales, United Kingdom
- Route length
- 5.44 km
- Total ascent
- 283 m
- Average gradient
- 5.0%
04 / Take it home
The climb, as artwork
Turn the route into a personalised topographic print. Choose your colours and composition, then download your artwork.
05 / Keep exploring
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Toll Road Porlock Hill
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Symonds Yat
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Bwlch-y-Groes
4.7 km · 8.3% · 586 m gain
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