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Hiking trails & Routes

Ascent to Tre'r Ceiri Hillfort – Yr Eifl Summit loop from Llanaelhaearn

Hiking trails & Routes

Ascent to Tre'r Ceiri Hillfort – Yr Eifl Summit loop from Llanaelhaearn

Moderate

3

hikers

Ascent to Tre'r Ceiri Hillfort – Yr Eifl Summit loop from Llanaelhaearn

02:05

5.53km

360m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: August 3, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Yr Eifl National Nature Reserve

Tirwedd Cenedlaethol Llŷn

Waypoints

A

Start point

Parking

1

319 m

Trailhead to Tre'r Ceiri Hillfort

Highlight • Viewpoint

small parking bay available

Translated by Google •

Tip by

2

796 m

Ascent to Tre'r Ceiri Hillfort

Highlight • Historical Site

1.72 km

Tre'r Ceiri Hill Fort

Archaeological Site

4

2.79 km

Yr Eifl Summit

Highlight • Natural Monument

It’s a fact that proximity to the sea makes a peak feel higher. Yr Eifl has its ankles in Caernarfon Bay, and from its top Tremadog Bay on the other …

Tip by

B

5.53 km

End point

Parking

Way Types & Surfaces

Way Types

3.09 km

1.75 km

682 m

Surfaces

1.85 km

1.75 km

1.24 km

682 m

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Elevation

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

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Weather

Powered by Foreca

Thursday 8 October

17°C

11°C

88 %

Additional weather tips

Max wind speed: 35.0 km/h

to get more detailed weather forecasts along your route

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