Allt Ddu
Good walks are even better shared.
SN7333 : Triangulation Pillar (S5539)
Adrian Dust Photo source
Explore routes near Allt Ddu
Walks starting near this hill. Open a route to check its map, distance and full itinerary.
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Route planning notes
These notes describe possible approaches. Check a route's map and access information when planning your walk.
Allt Ddu Circular Route
A scenic circular route starting from the village of Cefn Coed, taking in beautiful views of the surrounding valleys and mountains.
Make a day of it, together
Find someone to share the walk with, or organise a day out along a route you like.
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SN7333 : Triangulation Pillar (S5539)
Adrian Dust
Hill facts and local notes
Classifications
Elevation
244m
802 ft
Prominence
108m
Coordinates
51.9902, -3.8389
SN738340
OS Map
146 160
Explorer: OL12W 187S
At the Summit
The summit is marked by a small cairn, often adorned with weathered stones that seem to have stories of their own to tell. The views quench the thirst of any scenery seeker!
Terrain & Geology
Allt Ddu is primarily composed of sandstone and mudstone, typical of the geological formations found in the Brecon Beacons National Park. The craggy outcrops can lead to some interesting climbing opportunities for seasoned adventurers.
Views & Scenery
From the summit, you can catch stunning views of Pen y Fan and the surrounding hills, and on a clear day, the Bristol Channel is visible on the horizon.
History & Heritage
Name Origin
Allt Ddu translates to 'Black Hill' in Welsh, a name that reflects its often shadowy appearance under the clouds.
Historical Significance
The area is steeped in local folklore, with tales of ancient druids said to have roamed these hills, seeking inspiration from the stunning surroundings.
Getting There & Facilities
Parking
There is parking available in Cefn Coed, where you can find a small car park adjacent to the primary school, perfect for leaving your vehicle.
Public Transport
Regular bus services run to Brecon from several nearby towns, with the nearest stop in Cefn Coed.
Nearby Facilities
There are cafes and small shops in Cefn Coed where you can grab a bite before setting out, but pack your own sandwiches—who doesn’t love a hike with a side of picnic?
Safety Information
Known Hazards
- Watch out for slippery patches, especially after rainfall, and be cautious near the rocky outcrops.
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
Hills
Some common questions about the hills answered
Are there group walks up Allt Ddu?
Many walkers use Walkmates to join or organise walks with others. You can check for group walks around Allt Ddu through the maps
Are there other walkers around Allt Ddu?
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 Allt Ddu search or of course create your own walk for Allt Ddu
Can I organise a walk to Allt Ddu?
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 Allt Ddu.
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 Allt Ddu?
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 Allt Ddu 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
Comments
Location
View the hill's mapped position and surrounding paths.
Grid reference: SN738340
View on OpenStreetMapOpens a map in a new tab, centred on the hill.
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