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Running trails & routes

Mallory's Café – Pen-y-Pass loop from Llyn Gwynant

Running trails & routes

Mallory's Café – Pen-y-Pass loop from Llyn Gwynant

Hard

16

runners

Mallory's Café – Pen-y-Pass loop from Llyn Gwynant

01:18

10.4km

310m

Running

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: August 2, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Gwarchodfa Natur Genedlaethol Yr Wyddfa

Parc Cenedlaethol Eryri

Waypoints

A

Start point

Parking

1

2.23 km

Old Hydroelectric Power Station

Highlight • Monument

2.76 km

Nant Cynnyd

Lake

3

3.17 km

Waterfall Pool in Eryri National Park

Highlight • Natural Monument

4

4.51 km

View of Llanberis Pass

Highlight • Viewpoint

5

4.61 km

YHA Pen-y-Pass Hostel

Highlight • Mountain Hut

fairly steady climb and then a great descent down. The roads can be very busy during peak season and holidays.

Tip by

6

4.62 km

Mallory's Café

Highlight • Cafe

Iconic Pen y Pass is the access point to both the Miners’ and Pyg Track trailheads leading to Yr Wyddfa’s summit. At the pass are toilets, a café, and a …

Tip by

7

4.70 km

Pen-y-Pass

Highlight • Parking

Right in the heart of northern Eryri (Snowdonia), Pen-y-Pass is superbly located for adventures on the Yr Wyddfa (Snowdon) massif and the Glyderau. It is a popular starting point for …

Tip by

8

7.84 km

Roman Road Gravel Track

Highlight • Cycleway

Beautiful gravel track to avoid part of the sometimes busy A498. The gravel is more or less rideable on a loaded touring bike (was ok on 35 and 40 mm tyres). Quite steep if you're going uphill.

Tip by

B

10.4 km

End point

Parking

Way Types & Surfaces

Way Types

6.47 km

1.94 km

1.83 km

< 100 m

< 100 m

< 100 m

< 100 m

Surfaces

3.09 km

2.51 km

1.94 km

1.89 km

835 m

176 m

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Elevation

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

Highest point (360 m)

Lowest point (70 m)

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Weather

Powered by Foreca

Friday 9 October

12°C

7°C

63 %

Additional weather tips

Max wind speed: 38.0 km/h

to get more detailed weather forecasts along your route

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