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Mountain biking trails

Twrch Trail – Castle Valley on Twrch Trail loop from Risca and Pontymister

Mountain biking trails

Twrch Trail – Castle Valley on Twrch Trail loop from Risca and Pontymister

Hard

4.5

(2)

32

riders

Twrch Trail – Castle Valley on Twrch Trail loop from Risca and Pontymister

03:35

35.7km

1,060m

Mountain biking

Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike. The starting point of the route is accessible with public transport.

Last updated: May 12, 2026

Tips

Includes very steep uphill segments

You may need to push your bike.

After 3.42 km for 90 m

After 4.52 km for 207 m

After 24.4 km for 457 m

Waypoints

A

Start point

Train Station

Get Directions

1

6.76 km

Off-Piste Forest Trail

Highlight • MTB Park

It’d be nice to shoot here at golden hour, a wonderful golden glow would punch through the trees I reckon!

Tip by

2

8.30 km

Y Mynydd Red Mist Trail Junction

Highlight • Trail

Down under the road tunnel and you've got a split second to decide: will you turn left onto the harder Red Mist or right onto the (relatively) easier Endor?

If …

Tip by

3

9.24 km

Twrch Trail

Highlight • MTB Park

The red graded trail loop at Cwmcarn is one of the classic UK trail centre routes. At 15.5km long, it's comprised of a long, rocky and rough initial climb, but …

Tip by

4

9.64 km

Cwmcarn — Twrch Mountain Bike Trail

Highlight • Parking

Cwmcarn Forest in South Wales consists of two red graded singletrack trails and 2 DH tracks.
Both the singletrack trails contain lots of long technical climbs as well as some …

Tip by

5

25.7 km

View of Cwmcarn Forest

Highlight • Forest

6

26.8 km

Airtime 1 on Twrch Trail

Highlight (Segment) • MTB Park

The main line on the red-level Twrch trail at Cwmcarn, this route starts with a series of three little rock drops before turning down a long series of channeled, tight …

Tip by

7

27.8 km

Odin Section on Twrch Trail

Highlight (Segment) • Forest

You'll be surprised by how flowy an uphill segment can be through the woods here! It swoops up and down along through the woodland with a few rooty sections and …

Tip by

8

29.8 km

Castle Valley on Twrch Trail

Highlight (Segment) • Viewpoint

A fun ribbon of rocky single track contouring around the hillside of Medart with incredible views down the valley to Newport. There are no major features on this section which is just as well: the scenery is breathtaking enough.

Tip by

B

35.7 km

End point

Train Station

Way Types & Surfaces

Way Types

14.2 km

9.08 km

4.48 km

4.30 km

3.25 km

228 m

< 100 m

Surfaces

14.1 km

9.91 km

6.63 km

2.37 km

2.05 km

535 m

< 100 m

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Elevation

Elevation

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

Highest point (400 m)

Lowest point (50 m)

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Weather

Powered by Foreca

Sunday 24 May

29°C

14°C

0 %

Additional weather tips

Max wind speed: 13.0 km/h

to get more detailed weather forecasts along your route

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

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