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Mountain biking trails

Penmachno MTB trails — Eryri (Snowdonia) National Park

Routes

Mountain biking trails

Penmachno MTB trails — Eryri (Snowdonia) National Park

Moderate

4.7

(27)

342

riders

Penmachno MTB trails — Eryri (Snowdonia) National Park

02:52

28.6km

590m

Mountain biking

Embark on a challenging mountain biking adventure through the Penmachno MTB trails, a hidden gem nestled high in Eryri (Snowdonia) National Park. This route offers 17.8 miles (28.6 km) of purpose-built singletrack and forest trails, featuring a mix of fast descents, technical sections, and demanding climbs. You will gain 1944…

Last updated: April 23, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parc Cenedlaethol Eryri

Waypoints

Start point

Parking

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3.18 km

Forest Trail in Parc Cenedlaethol Eryri

Highlight • Trail

Classic Welsh trail centre riding, with some gorgeous mossy green scenes as you wind through the trees. A little rocky, plenty of pedalling and lots of corners.

This might not …

Tip by

5.34 km

Ffastis Un, Du and Tri Singletrack Descents

Highlight (Segment) • Viewpoint

Three singletrack descent segments that are a total blast! This is what all the climbing was in aid of.

Narrow slithers of rock and slate with a few rock drops, plentiful corners and mega views down over the valley. Yee-haw!

Tip by

20.3 km

Dal Ali Singletrack

Highlight (Segment) • Trail

With so many streams crossing the mountain bike trail here at the head of the valley, it's no surprise that there's always a lot of standing water (and flowing water) …

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24.4 km

Cwm Penmachno Singletrack Descent

Highlight (Segment) • Trail

Absolutely fantastic singletrack section overlooking Cwm Penmachno as you fly down the hillside. A few rollers and small features, it's a really fast section with big, open views and somewhat reminiscent of some Afan descents to the south. Enjoy!

Tip by

28.6 km

End point

Parking

Way Types & Surfaces

Way Types

20.3 km

8.23 km

< 100 m

Surfaces

19.7 km

8.27 km

499 m

< 100 m

Elevation

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

Highest point (420 m)

Lowest point (160 m)

Weather

Saturday 11 July

27°C

14°C

0 %

Additional weather tips

Max wind speed: 22.0 km/h

to get more detailed weather forecasts along your route

Comments

August 25, 2025,Penmachno MTB ride ride with extreme caution . The closet thing to Middle Earth unfortunately Suaron seems to be winning the battle!

The carpark is very limited & only open below the barrier at the entrance to the forest. Payment is voluntary via the Penmachno on line page or with cash into the 'glory hole' @money box. The trail is run & maintained by local volunteers (unfortunately I fear they may have long gone). Hot food & good coffee is available 7 …

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Penmachno MTB trails — Eryri (Snowdonia) National Park

Forest Trail in Parc Cenedlaethol Eryri

Ffastis Un, Du and Tri Singletrack Descents

Dal Ali Singletrack

Cwm Penmachno Singletrack Descent

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