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Running trails & routes

Ridge to Waun Fach – Pen Cerrig-calch summit loop from Crickhowell

Running trails & routes

Ridge to Waun Fach – Pen Cerrig-calch summit loop from Crickhowell

Hard

18

runners

Ridge to Waun Fach – Pen Cerrig-calch summit loop from Crickhowell

04:29

34.5km

1,360m

Running

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 5, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Bannau Brycheiniog National Park

Waypoints

A

Start point

Bus stop

1

6.83 km

Pen Allt-mawr

Highlight • Viewpoint

If you do the Waun Fach Loop you can take in Pen Cerrig Calch and six other Nuttalls and it is a glorious 25km high level route with nearly 1,000m of height gain. For route details click here: komoot.com/tour/280372758

Tip by

2

8.59 km

Pen Twyn Glas

Highlight • Viewpoint

Pen Twyn Glas is a smaller subsidiary peak on the ridge up to Waun Fach. It's 646m and doesn't have a trig point. Great views from the summit tough both …

Tip by

3

8.91 km

Macnamara Boundary Stones

Highlight • Historical Site

Two boundary stones stand, almost like graves, on the ridgeline leading up to Waun Fach. There are several others around this area of the Black Mountains. It's not entirely clear …

Tip by

4

11.0 km

Mynydd Llysiau

Highlight • Viewpoint

Mynydd Llysiau is a subsidiary summit of Waun Fach in the Black Mountains in south-eastern Wales. It lies halfway between Waun Fach and Pen Allt-mawr. It is a distinguished summit …

Tip by

5

12.4 km

Ridge to Waun Fach

Highlight • Trail

If you do the Waun Fach Loop you can take in Pen Cerrig Calch and six other Nuttalls and it is a glorious 25km high level route with nearly 1,000m of height gain. For route details click here: komoot.com/tour/280372758

Tip by

6

13.9 km

Waun Fach summit

Highlight • Summit

A silent giant, Waun Fach is the highest point in South Wales' Black Mountains. Its gradual slopes and the flat nature of its summit mean that it can hardly be …

Tip by

7

14.0 km

Waun Fach Ordnance Survey Marker

Highlight • Monument

8

29.3 km

Pen Cerrig-calch summit

Highlight • Viewpoint

This remote and little visited summit is perfect for explorers keen to escape the crowds. Standing at 2,300 feet (701 m), the summit boasts spectacular views over the River Usk valley, Crickhowell, and further afield.

Tip by

33.1 km

Cwm Cumbeth

Forest

B

34.5 km

End point

Bus stop

Way Types & Surfaces

Way Types

17.8 km

9.83 km

6.09 km

444 m

262 m

136 m

< 100 m

Surfaces

22.9 km

10.6 km

692 m

216 m

< 100 m

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Elevation

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Weather

Powered by Foreca

Saturday 10 October

12°C

5°C

16 %

Additional weather tips

Max wind speed: 11.0 km/h

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