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Croaghaun

Croaghaun

Highlight • Summit

Croaghaun

Hiking

5.0

(12)

On the western end of beautiful Achil Island are Ireland’s highest – and Europe’s third highest – sea cliffs, facing off against the vast, wild Atlantic Ocean. These storm-battered cliffs are the abrupt southwestern termination of magnificent Croaghaun, the loftiest mountain on the island at 2,257 feet (688 m). Nowhere else in the country does land give way to sea in such spectacular fashion.

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Location: Mayo, Ireland

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Tips

David Howells

March 25, 2021

Hiking

Croaghaun is a stunning mountain on Achill Island in County Mayo. At 687 metres (2,254 ft), it has the highest sea cliffs in Ireland as well as the third highest sea cliffs in Europe (after Hornelen, Norway and Cape Enniberg, Faroe Islands). It has a small cairn to mark its summit and is a designated Hewitt.

ProteinSnake3000

September 14, 2025

Hiking

The summit is relatively easy to climb, but don't be fooled into thinking you can find a way up from the valley floor. The path disappears as soon as you …

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Nearby routes

Best routes near Croaghaun

4.1

(13)

hikers

1. Croaghan and Achill Head loop from Keem Bay – Achill Island

11.0km

04:39

900m

Hard hike. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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Hard

4.0

(3)

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2. Croaghaun Mountain Loop

10.8km

03:17

620m

This difficult 6.7-mile (10.8 km) loop on Croaghaun Mountain offers challenging terrain and Ireland's highest sea cliffs.

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Hard

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3. Croaghaun and Achill Head loop

16.5km

05:34

880m

Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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Hard

Details

Informations

Elevation 720 m

Good to know

Family Friendly

Wheelchair access

Dog Friendly

yes

Weather

Today

Monday 16 March

12°C

7°C

98 %

Additional weather tips

Max wind speed: 59.0 km/h

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Take Me There

Location: Mayo, Ireland

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Croaghaun

1. Croaghan and Achill Head loop from Keem Bay – Achill Island

2. Croaghaun Mountain Loop

3. Croaghaun and Achill Head loop

Other Popular Places to Check Out

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