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Running trails & routes

View of the Snowdonia Range – Mynydd Mawr summit loop from Rhyd-ddu

Running trails & routes

View of the Snowdonia Range – Mynydd Mawr summit loop from Rhyd-ddu

Hard

10

runners

View of the Snowdonia Range – Mynydd Mawr summit loop from Rhyd-ddu

01:19

8.30km

550m

Running

Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required. The starting point of the route is right next to a parking lot.

Last updated: July 17, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc Cenedlaethol Eryri

Waypoints

A

Start point

Parking

1

72 m

Cwellyn Arms Campsite

Highlight • Rest Area

Had a great time here. Fantastic location to stay when hiking the Ranger trail. Our feet very much enjoyed the lake after a long day on the mountain.

Tip by

797 m

Nant y Betws

Forest

3

2.35 km

Foel Rudd

Highlight • Summit

4

3.06 km

View of Llyn Padarn from Parc Cenedlaethol Eryri

Highlight • Viewpoint

before the wider track continues onto the nose/ridge ahead, turn back on yourself and handrail the smaller ridge to your left.
take care in poor visibility, it can be steep, …

Tip by

5

3.39 km

View of the Snowdonia Range

Highlight • Natural Monument

6

3.55 km

Mynydd Mawr summit

Highlight • Summit

A lovely three hour walk up Mynydd Mawr on a sky blue day. Beautiful views over to the Nantlle Ridge.

Tip by

B

8.30 km

End point

Parking

Way Types & Surfaces

Way Types

4.76 km

2.70 km

279 m

253 m

214 m

< 100 m

Surfaces

4.56 km

2.61 km

870 m

253 m

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Elevation

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Weather

Powered by Foreca

Sunday 11 October

17°C

10°C

74 %

Additional weather tips

Max wind speed: 28.0 km/h

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