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Slieve League Peak

Plizio editorial teamUpdated: Jun 2026Data Sources

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Slieve League Peak in County Donegal is the summit of one of Europe's most magnificent coastal mountains. The cliffs of Slieve League drop a staggering 601 metres almost vertically into the Atlantic Ocean, making them some of the highest sea cliffs on the continent. Geologically, the mountain is primarily composed of quartzite and mica schist, which gives it its characteristic pale color and resilience against the battering sea. Slieve League holds deep spiritual significance and was a site of early Christian settlement, with ruins of an ancient hermitage still visible at the summit. The famous 'Pilgrim's Path' takes hikers to the top, providing unparalleled views of Donegal Bay and the Sligo Mountains. For the more adventurous, 'One Man's Path' is a narrow, exhilarating ridge that requires steady nerves and a head for heights. The waters below are rich in marine life, and whales and dolphins are often spotted from the vantage point of the cliffs. Despite its grandeur, Slieve League remains less crowded than the Cliffs of Moher, offering a wilder and more authentic experience. It is a cornerstone of the Wild Atlantic Way and a highlight of any visit to northwest Ireland.

Location: Ireland
Top sights: Carrigan Head Signal Tower · Tobernamanna
Nearby: Kilcar (6 km)

Best time to visit & climate

The most pleasant time to visit is Jul–Sep.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg °C	7	7	7	9	11	13	15	15	14	12	9	8
Rain mm	141	109	99	76	92	94	107	118	102	129	151	149

📋 Practical info

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Getting there

Access to the peak usually starts from the well-marked Bunglass Point viewing area or via the Pilgrim's Path trailhead further inland. Both routes converge toward the dramatic, high-altitude cliff edges.

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Best season

Summer is the safest and most popular time to tackle the peak, offering the clearest views of the Atlantic Ocean. Winter climbs are generally discouraged for casual hikers due to fierce gales and treacherous, icy paths.

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Terrain & paths

The trek features steep, rocky ascents and exposed ridgelines, most notably the narrow 'One Man's Pass'. It is a challenging alpine-style environment that demands a head for heights and surefootedness on loose stones.

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What to bring

Premium quality hiking boots with excellent ankle support and grip are non-negotiable for safety. Always carry extensive layers, as conditions at the summit can be dramatically colder and windier than at the car park.

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Parking

Visitors typically park at the designated Slieve League lower car park and walk or take a shuttle up to the viewing point. Limited upper parking is sometimes available but requires navigating a steep, very narrow access road.

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Safety

Extreme caution is required near the sheer cliff edges, as sudden gusts of coastal wind can easily destabilize walkers. Do not attempt the narrow ridge sections if visibility is poor or if high winds are forecast.

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Time needed

Hiking from the viewing point to the true summit and back generally takes a demanding three to five hours. Walkers should allow extra time to carefully navigate the difficult ridge sections safely.

Geography

Coordinates

54.63000, -8.68000

Facts

Elevation: 601 metres above sea level
Some of the highest sea cliffs in Europe
Geology: Quartzite and mica schist
Historic 'Pilgrim's Path' leads to the summit
Features the narrow 'One Man's Path' ridge
Key landmark on the Wild Atlantic Way in Donegal

Explore nearby

Notable places around

Slieve League Cliffs<1 km · NWExplore →

Kilcar6 km · EExplore →

Malin Beg8 km · NWExplore →

Glencolmcille9 km · NExplore →

Killybegs15 km · EExplore →

Mount Eric22 km · SExplore →

Mullaghmore24 km · SEExplore →

Ardara25 km · NEExplore →

Route planner — Car & Motorhome

Where do you start? We build the route here, with stops and country notes along the way.

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Overnight stops

Vehicle

Only stops with (optional): 💧 Water ♻️ Disposal 🔌 Power 🚻 Toilets 🚿 Shower

Sights in the town Slieve League Peak (2)

Carrigan Head Signal Tower 🏺 historical

Carrigan Head Signal Tower, a Napoleonic-era signal tower on Slieve League Peak overlooking the Atlantic.

Tobernamanna 📍 landmark

A peak at the Slieve League cliffs.

Sights nearby

Frequently asked questions

How high are the Slieve League cliffs?

They reach about 600 meters and are among the highest sea cliffs in Europe.

What is 'One Man's Pass'?

A narrow, exposed ridge path to the summit, suitable only for experienced hikers.

Is there a visitor center?

Yes, in Teelin there is a center with information, a cafe, and a shuttle bus service.

Is there an entrance fee?

Access on foot is free, but fees may apply for the upper parking lot or the bus.

Can you see whales there?

With luck and binoculars, you might spot dolphins or basking sharks in the sea.

Slieve League Peak: where is it located?

Slieve League Peak is located in Ireland.

Slieve League Peak: what is there to see?

Highlights include Carrigan Head Signal Tower, Tobernamanna.

Slieve League Peak: when is the best time to visit?

The most pleasant time to visit is Jul, Sep.

Slieve League Peak: why is it worth visiting?

Slieve League Peak in County Donegal is the summit of one of Europe's most magnificent coastal mountains.

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