Corn Du
Corn Du Group Walks | Join a Walk
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Classifications
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Elevation
872m
2,859 ft
Prominence
28m
Coordinates
51.8817, -3.4438
SO007213
OS Map
160
Explorer: OL12E
At the Summit
The summit is crowned with a prominent stone cairn, offering a perfect photo opportunity. A trig point stands nearby, marking the highest point of the mountain.
Terrain & Geology
Corn Du is primarily composed of sandstone, which offers a rugged terrain. The surrounding area features ancient volcanic rocks that date back to the Devonian period, providing a fascinating insight into the area's geological history.
Views & Scenery
From the summit, you can enjoy sweeping views of the Brecon Beacons, the picturesque Usk Valley, and on a clear day, even the Black Mountains in the distance.
History & Heritage
Name Origin
The name 'Corn Du' translates to 'Black Horn' in Welsh, referencing its horn-like peak and darker rock surfaces.
Historical Significance
Corn Du, as part of the Brecon Beacons National Park, holds cultural significance for the local communities and is included in many traditional tales.
Photo Gallery
View allPopular Routes
Pen y Fan and Corn Du Circular via Storey Arms
ModerateThis is one of the most popular routes to Corn Du and Pen y Fan, starting from the Storey Arms Outdoor Centre. The trail ascends steadily along the well-defined path to Corn Du, offering stunning views of the Brecon Beacons. From Corn Du, the route continues to Pen y Fan, the highest peak in South Wales, before descending back to the starting point.
Corn Du and Pen y Fan from Pont ar Daf
ModerateThis is a shorter and slightly easier route to Corn Du, starting from the Pont ar Daf car park. The path follows a clear and steady climb to Corn Du, with panoramic views of the surrounding valleys. From Corn Du, walkers can optionally continue on to Pen y Fan before returning via the same route.
Corn Du via the Cwm Llwch Horseshoe
ChallengingThis scenic horseshoe route begins at Cwm Gwdi car park and takes walkers through the picturesque Cwm Llwch valley. The trail ascends steeply to Corn Du, offering breathtaking views of the glacial lake below. The route can be extended to include Pen y Fan before descending via the ridge to complete the loop.
Corn Du via the Beacons Way from Neuadd Reservoir
ModerateStarting at the Neuadd Reservoir, this stunning route follows the Beacons Way along a ridge known as Graig Fan Ddu. The trail ascends to Corn Du, offering spectacular views of Pen y Fan and Cribyn along the way. The return route retraces the ridge path.
Corn Du and Pen y Fan via the Fan Fawr Ridge
ChallengingThis less-traveled route starts from the Storey Arms and ascends Fan Fawr before dropping down and climbing Corn Du. It offers a more remote and peaceful experience with incredible views of the Brecon Beacons. The route can be extended to include Pen y Fan before descending back via the Storey Arms path.
Getting There & Facilities
Parking
The Storey Arms car park offers ample space and good access to the most popular hiking routes in the area.
Public Transport
Bus services run from Merthyr Tydfil and Brecon to the Storey Arms, though they may not be frequent. Check local schedules ahead of time.
Nearby Facilities
There are basic facilities at the Storey Arms Outdoor Centre, including toilets, but it's best to be prepared with food and drink for your hike.
Safety Information
Known Hazards
- Strong winds can occur at higher elevations, and as always, weather can change rapidly. Be mindful of slippery rocks and the potential for sudden fog.
General Safety Tips
- Check weather conditions before setting out
- Carry appropriate clothing and equipment
- Let someone know your planned route
- Take a map, compass, and GPS device
- Carry emergency supplies: food, water, first aid kit, torch
Find Walking Companions
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Hills
Some common questions about the hills answered
Are there group walks up Corn Du?
Many walkers use Walkmates to join or organise walks with others. You can check for group walks around Corn Du through the maps
Are there other walkers around Corn Du?
Activity varies by location and time, but Walkmates lets you see whether others have shared walks or shown interest in this area. Find other people through the walking friends search walking friends for Corn Du search or of course create your own walk for Corn Du
Can I organise a walk to Corn Du?
Yes. If there aren’t any walks listed already, you can create a walk and make it available for others to join.
If you're signed up to Walkmates, you can create a walk to Corn Du.
How do I find a walk up this hill?
There are often multiple ways to walk this hill, depending on experience and route preference. Walkmates helps you explore walks and routes that others have shared.
Can I suggest a new route up Corn Du?
Yes. You can suggest or create routes to share with others. Walkmates focuses on the social side of walking, so routes are used to help people organise walks and explore areas together, rather than as detailed navigation tools or route libraries.
Other uses really appreciate knowledgeable walkers sharing their routes. Share your favourite route to Corn Du here
The is an error or something incorrect about this hill. How do I let you know?
We always strive to keep the information on Walkmates as accurate as possible. If you find an error, please let us know through the contact form and we'll aim to correct it as quickly as possible
Community Discussion
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Location
Grid Ref: SO007213
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+ 5 more nearby hills
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