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Croaghaun Cliffs: Ireland's Highest Sea Cliffs

Discover Ireland's highest sea cliffs on Achill Island. Hike to breathtaking views and experience the wild beauty of Croaghaun's dramatic coastline.

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Croaghaun Cliffs, towering over the Atlantic Ocean on Achill Island, are the highest sea cliffs in Ireland, reaching a height of 688 meters (2,257 feet). Offering breathtaking panoramic views and a challenging hiking experience, they provide a stunning alternative to the more crowded Cliffs of Moher.

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Local tips

  • Wear appropriate hiking boots and waterproof clothing due to the challenging terrain and unpredictable weather.
  • Bring plenty of water and snacks, as there are no facilities on the hiking route.
  • Check the weather forecast before you start your hike, and be prepared for sudden changes.
  • Stay a safe distance from the cliff edges, as the drops are steep and can be dangerous.
  • Consider hiking with a guide or experienced hiker, especially if you are not familiar with the area.
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Getting There

  • Walking

    The most popular access to Croaghaun Cliffs is via a strenuous hike. Starting from Keem Bay, ascend the hill opposite Keem Beach. Follow the trail towards the ruins of the old coastguard lookout station. From there, continue towards Benmore Cliffs, and then onwards to the Croaghaun Cliffs viewpoint. The hike is approximately 5km and takes 2-3 hours, requiring a good level of fitness. Parking at Keem Bay is free, but can be limited during peak season.

  • Public Transport

    To reach Croaghaun Cliffs via public transport, take Bus Éireann route 440 or 450 to Achill Sound from Westport. From Achill Sound, you can take a local taxi to Keem Bay, the starting point for the hike to the cliffs. The taxi ride is approximately 20-30 minutes. Bus fares from Westport to Achill Sound range from €10-€15. A taxi from Achill Sound to Keem Bay will cost approximately €25-€35.

  • Driving

    If driving, head towards Keel West on Achill Island. From Keel village, take the R319 road towards Achill Sound. After approximately 3 km, follow the signs for Croaghaun Cliffs and Keem Bay. Drive to the Keem Bay car park, where you can begin your hike to the cliffs. Parking is free but can be limited, especially during peak season.

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Discover more about Croaghaun Southwest Top

The Croaghaun Cliffs, situated on the remote western edge of Achill Island in County Mayo, represent a dramatic meeting point between land and the vast Atlantic Ocean. These imposing cliffs aren't just a visual spectacle; they're a testament to the raw, untamed beauty of Ireland's coastline. Reaching a staggering height of 688 meters (2,257 feet), Croaghaun boasts the title of the highest sea cliffs in Ireland and rank among the highest in Europe. Unlike the more accessible and well-known Cliffs of Moher, Croaghaun demands a bit more effort to reach, adding to its allure for adventurous travelers. The cliffs can only be truly appreciated either by hiking to the summit of Croaghaun mountain or by viewing them from the sea. This relative inaccessibility has kept them a hidden gem, known mostly to avid hikers and those seeking solitude amidst dramatic landscapes. The hike to the cliffs is considered strenuous, traversing rugged, boggy terrain with unmarked trails. Proper preparation is essential, including sturdy footwear, waterproof gear, and a good level of fitness. The weather on Achill Island can be unpredictable, so checking the forecast before embarking on the hike is crucial. Despite the challenges, the reward is unparalleled: panoramic views of the Atlantic, the rugged coastline, and the stunning corrie lake of Bunnafreva Lough West, nestled high on the mountain. Birdwatchers will also delight in the chance to spot various seabirds, including peregrine falcons, puffins, gannets, and razorbills. Geologically, the cliffs offer a fascinating glimpse into the Earth's history, with layered rock formations shaped by ancient geological movements and the relentless force of the ocean. The sheer drop into the Atlantic is a powerful reminder of nature's grandeur and the insignificance of human presence in the face of such immense power.

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