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Bike touring routes & trails

Carmarthenshire

Llanfair-Ar-Y-Bryn

Pennau Hill Summit – Brecon Castle loop from Halfway

Bike touring routes & trails

Carmarthenshire

Llanfair-Ar-Y-Bryn

Pennau Hill Summit – Brecon Castle loop from Halfway

Hard

5.0

(1)

11

riders

Pennau Hill Summit – Brecon Castle loop from Halfway

05:33

83.7km

1,200m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: August 17, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Bannau Brycheiniog National Park

Waypoints

A

Start point

Parking

1

6.47 km

A4067 Dual Carriageway to Sennybridge Military Training Area

Highlight • Trail

Lovely steep dual carriageway with minimum traffic from the valley up to the sennybridge military training area. Only on Welsh mountain roads would you find this

Tip by

10.8 km

Mynydd Bwlch-Y-Groes

Peak

3

33.7 km

Pennau Hill Summit

Highlight • Viewpoint

At the top of a long, steady climb, you're rewarded with spectacular views, and if you time it right, lots of Skylarks singing!

At 1509 feet (460 m), it offers …

Tip by

4

56.1 km

Brecon Castle

Highlight • Castle

Brecon Castle is a very unique place. It is a castle that is now within the grounds of a private hotel. Though most of the original castle is long gone, …

Tip by

5

64.9 km

Trallong Village and Scenic Views

Highlight • Viewpoint

A pretty village with amazing views.

Tip by

6

67.2 km

Scenic Country Lane in Bannau Brycheiniog National Park

Highlight (Segment) • Natural

Can be muddy in places, but a lovely stretch of narrow road.

Tip by

B

83.7 km

End point

Parking

Way Types & Surfaces

Way Types

69.6 km

13.0 km

1.25 km

Surfaces

43.4 km

40.2 km

280 m

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Elevation

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

Highest point (450 m)

Lowest point (140 m)

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Weather

Powered by Foreca

Tuesday 6 October

13°C

7°C

84 %

Additional weather tips

Max wind speed: 23.0 km/h

to get more detailed weather forecasts along your route

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