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Bwlch y Ddwyallt & Pencelli loop from Talybont on Usk — Bannau Brycheiniog (Brecon Beacons) National Park

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Running trails & routes

Bwlch y Ddwyallt & Pencelli loop from Talybont on Usk — Bannau Brycheiniog (Brecon Beacons) National Park

Hard

runners

Bwlch y Ddwyallt & Pencelli loop from Talybont on Usk — Bannau Brycheiniog (Brecon Beacons) National Park

02:20

18.4km

700m

Running

If you are an experienced jogger looking for a demanding route, the Bwlch y Ddwyallt & Pencelli loop offers a significant challenge. This difficult 11.4-mile (18.4 km) trail involves a substantial 2303 feet (702 metres) of elevation gain, typically taking around 2 hours and 19 minutes to complete. You will…

Last updated: April 23, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Bannau Brycheiniog National Park

Waypoints

Start point

Parking

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273 m

Talybont-on-Usk Village and Canal

Highlight • River

Talybont is perfectly situated for trail running adventures. This charming village has everything you need for a base, including a trio of excellent pubs, a lovely cafe, a village shop …

Tip by

1.20 km

Brinore Tramroad

Highlight • Trail

Running for 8 miles (13 km) from Talybont-on-Usk to Trefil, the Brinore Tramroad was once a horse-drawn railway. Between 1815 and 1865, it connected the Tredegar iron works and the …

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8.21 km

Bwlch y Ddwyallt

Highlight • Viewpoint

Bwlch y Ddwyallt is a nondescript peak marked by a small cairn. Don't confuse it with another larger cairn nearby. However the views from this escarpment looking across towards Fan …

Tip by

18.4 km

End point

Parking

Way Types & Surfaces

Way Types

9.92 km

3.23 km

3.21 km

1.56 km

470 m

Surfaces

9.27 km

3.32 km

3.01 km

1.35 km

632 m

526 m

299 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Weather

Wednesday 2 September

21°C

14°C

33 %

Additional weather tips

Max wind speed: 28.0 km/h

to get more detailed weather forecasts along your route

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Bwlch y Ddwyallt & Pencelli loop from Talybont on Usk — Bannau Brycheiniog (Brecon Beacons) National Park

Talybont-on-Usk Village and Canal

Brinore Tramroad

Bwlch y Ddwyallt

Nearby routes

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