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Carreg Cennen

266m Elevation
41m Prominence
Wales Country
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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.

Carreg Cennen Castle Circular

This popular route begins in the car park of Carreg Cennen Castle, exploring the castle grounds before descending towards the Cennen River valley. The trail loops through open farmland and woodland paths, offering stunning views of the castle perched on its limestone crag. Return via a gentle climb back to the starting point.

6 km ~2 hours Moderate

Carreg Cennen and Trapp Village Walk

Starting at Carreg Cennen Castle, this route heads southeast towards the charming village of Trapp. Walkers will follow quiet country lanes and field paths, with opportunities to enjoy views of the castle from different angles. The route then ascends back towards the castle, providing a satisfying mix of terrain.

8 km ~2.5 hours Moderate

Carreg Cennen to Garn Goch Linear Walk

This longer route connects Carreg Cennen Castle with the nearby Iron Age hillfort of Garn Goch. Starting with an exploration of the castle, walkers head through fields and along ridges with expansive views of the Carmarthenshire countryside. The walk finishes at Garn Goch, one of the largest hillforts in Wales.

12 km ~4 hours Challenging

Carreg Cennen Riverside Ramble

A short and picturesque route following the meandering Cennen River. Starting from the castle, this walk takes you into the valley below, with opportunities for wildlife spotting along the riverbanks. The trail loops back to the castle via a gradual uphill climb.

5 km ~1.5 hours Easy

Carreg Cennen and Black Mountain Edge Walk

This adventurous route combines a visit to Carreg Cennen Castle with a hike along the edge of the Black Mountain. Starting at the castle, the trail ascends to higher ground, offering dramatic views over the Brecon Beacons National Park. A mix of open moorland and rocky paths makes this route suitable for experienced walkers.

14 km ~5 hours Challenging
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Hill facts and local notes

Classifications

200-299m hill

Elevation

266m

873 ft

Prominence

41m

Coordinates

51.8543, -3.9358

SN667190

OS Map

159

Explorer: OL12W 186

At the Summit

At the summit, you will find a stone cairn and a small trig point, which are perfect for that all-important summit selfie.

Terrain & Geology

Rocky with grassy sections; expect some steep ascents and uneven paths.

Carreg Cennen is primarily composed of limestone, which is common in this area. The striking cliffs are a result of sedimentary processes, and you may even find some fossils embedded in the rock if you take a closer look.

Views & Scenery

The stunning stretch of the Black Mountains, the rolling hills of the Brecon Beacons, and on clear days, the distant coast of South Wales.

History & Heritage

Name Origin

Carreg Cennen translates to 'Rock of Cennen', named after the nearby Cennen Castle that dates back to the 12th century.

Historical Significance

This area is rich in history, with the castle serving as a significant defensive site during the medieval period and local folklore adding to its charm.

Getting There & Facilities

Parking

Cennen Castle Car Park (SN644185). A small, scenic area just a short walk from the start of several trails.

Public Transport

Bus services from Llandeilo connect to nearby villages. However, walking from the bus stops can add distance.

Nearby Facilities

Cafes and local shops are available in Llandeilo. Toilets may be found at Cennen Castle during open hours.

Safety Information

Known Hazards

  • Steep drops near the summit. Loose rocks can create a slip hazard, especially in wet conditions. Mind the sheep; they have the right of way!

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 Carreg Cennen?

Many walkers use Walkmates to join or organise walks with others. You can check for group walks around Carreg Cennen through the maps

Are there other walkers around Carreg Cennen?

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 Carreg Cennen search or of course create your own walk for Carreg Cennen

Can I organise a walk to Carreg Cennen?

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 Carreg Cennen.

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 Carreg Cennen?

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 Carreg Cennen 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

Location

View the hill's mapped position and surrounding paths.

Grid reference: SN667190

View on OpenStreetMap

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