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Hiking trails & Routes

South Wales

Bedwas Trethomas & Machen

Coed Cefn-onn Woodland Path – Cefn Onn Quarry loop from Bedwas

Routes

Hiking trails & Routes

South Wales

Bedwas Trethomas & Machen

Coed Cefn-onn Woodland Path – Cefn Onn Quarry loop from Bedwas

Moderate

5.0

(1)

hikers

Coed Cefn-onn Woodland Path – Cefn Onn Quarry loop from Bedwas

04:03

14.3km

310m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: April 16, 2026

Waypoints

Start point

Bus stop

Get Directions

6.20 km

Coed Cefn-onn Woodland Path

Highlight (Segment) • Forest

This forested ridge sits amongst the area of woodlands to the south east of Caerphilly. Both the Cambrian Ridgeway and the Rhymney Valley Ridgeway Walk traverse the ridge and the bridleway is particularly beautiful and vibrant in summer.

Tip by

7.63 km

Cefn Onn

Highlight • Forest

8.12 km

Cefn Onn Quarry

Highlight • Structure

Cefn Onn Quarry is a former slate quarry in Cardiff. It is situated next to Coed Tranch-yr-Hebog and Wern Ddu forests. Enjoy some lovely views from here over the surrounding Vale of Glamorgan and nearby towns.

Tip by

10.0 km

Fred Jones Lane to Lisvane Path

Highlight • Climb

Good little cut through up over into Lisvane. Good climb up through the farm
Passable on a road bike just turns a bit rough past the farm. Also watch out for the gate after the first decent.

Tip by

10.6 km

Mynydd Rudry Summit Marker

Highlight • Summit

10.7 km

Mynydd Rudry

Highlight • Viewpoint

Best way up on a bike - use the lower right hand route then go up the side of the mountain from in a SE direction. You can then choose the fun route down!

Tip by

14.3 km

End point

Bus stop

Way Types & Surfaces

Way Types

6.97 km

3.64 km

1.89 km

680 m

493 m

481 m

Surfaces

6.88 km

2.37 km

1.99 km

1.92 km

784 m

Elevation

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

Highest point (250 m)

Lowest point (60 m)

Weather

Thursday 2 July

22°C

9°C

0 %

Additional weather tips

Max wind speed: 19.0 km/h

to get more detailed weather forecasts along your route

Comments

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Coed Cefn-onn Woodland Path – Cefn Onn Quarry loop from Bedwas

Coed Cefn-onn Woodland Path

Cefn Onn

Cefn Onn Quarry

Fred Jones Lane to Lisvane Path

Mynydd Rudry Summit Marker

Mynydd Rudry

Nearby routes

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