Black Mountain Pass — Llangadog to Brynamman

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Map preview for Black Mountain Pass — Llangadog to Brynamman
18.7 mi

Distance

54 min

Duration

Elev. gain

Overview

The Black Mountain Pass offers a thrilling drive from Llangadog to Brynamman, stretching over 30 kilometres through stunning Welsh landscapes. With a mix of flowy and technical segments, this route promises an engaging experience for drivers looking to explore the natural beauty of the region.

On the road

The journey begins with the Moorland sweepers, an 8 km stretch that allows for a smooth and enjoyable drive. As you progress, be prepared for the Hairpin descent, a 2 km segment characterised by tight sightlines that require careful navigation. Along the way, you’ll find several viewpoints, including Carreg Dwfn and various unnamed spots, perfect for taking in the breathtaking scenery.

Planning the drive

This route is approximately 30.15 km long and is estimated to take around 54 minutes to drive. With an elevation gain of about 725 metres, the drive features a moderate difficulty level, making it suitable for those with some driving experience in hilly terrain.

Good to know

Fuel is available at Texaco stations in both Llangadog and Brynamman, ensuring you can keep your tank full for the adventure. There are also several parking spots along the route, providing opportunities to stop and enjoy the views. For those looking to extend their stay, accommodation options like Black Mountain Fishing and Camping and Brecon View Eco Village are nearby.

Top sights

  • Carreg Dwfn Viewpoint
  • Parking
  • Caffi y Sgwar Cafe
  • Raven Inn Cafe

Elevation

OpenTopoData

Elevation data is not available for this route.

Speed limits

Road trip essentials

Road trip essentials are the gear and supplies that make a long drive safer, more comfortable, and easier to enjoy—navigation and recording kit, cabin comfort for changing conditions, drinkware and snacks, and the small tools you rarely need but are glad to have when something goes wrong.

Recording your journey

Fixed dash views, mountable action cameras, and follow-style aerial shots—always follow UK aviation rules, local restrictions, and common sense near roads.

Dash cam

Footage and peace of mind on scenic stretches.

Action camera

Mountable cameras for suction mounts, brackets, or interior shots—useful B‑roll alongside a dash cam.

Follow drones

Subject tracking and follow-style shots on the move—only fly where UK aviation rules, manufacturer limits, and common sense allow.

Staying safe

Recovery when you are far from help, tyres after rough lanes or changing loads, and a clear screen on frosty mornings.

Powered and connected

Stable phone placement, fast in-car charging, and pocket backup when maps and cameras drain the battery.

Comfort on the road

Small creature comforts that make long driving days and viewpoint stops nicer.

Reviews

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