Mayo · Ireland

Croagh Patrick

Ireland's holy mountain — the pilgrimage summit St Patrick reputedly fasted on for 40 days. Loose scree climb, 360° view over Clew Bay.

7km4-6 hours (day hike)Ascent 764mchallenging
Written by Séamus O'Byrne · Aug 23, 2026

Updated August 23, 2026

The last hour is loose quartzite scree — genuine care needed on the descent. Ideally not in cloud. The 30,000-person Reek Sunday pilgrimage (last Sunday of July) is a sight but not the day you want to climb.

Best months: May-September (dry conditions)
Trailhead / base town: Westport
Nearest airport: NOC
Waymarked: No — navigation skills required

Waypoint map — 5 points

Topographic base map + trail polyline. Click each waypoint for the trail-note.

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Elevation profile

Estimated — download the GPX for definitive elevation data on device.

611m

Peak gain

0m153m306m458m611m0km2km4km5km7km

Profile is an approximation from the trail's published ascent metres + typical mountain-profile shape. Real per-metre elevation available in the GPX download opened on Garmin, Gaia, Komoot, or Apple Watch.

Community reviews

Real hikers, real dates, real conditions. No premium tier — no AllTrails-style paywall.

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Trail waypoints in order

  1. 1

    Murrisk Car Park (Start)

  2. 2

    First Station

    Statue of St Patrick

  3. 3

    The Shoulder

    Where the scree starts

  4. 4

    Summit + Oratory (764m)

    Small chapel, celebrated Mass on Reek Sunday

  5. 5

    Murrisk Car Park (Finish)

Croagh Patrick — frequently asked

How long does the Croagh Patrick take to complete?

4-6 hours (day hike) for the full 7km (764m total ascent). Difficulty grade: challenging.

Is the Croagh Patrick waymarked?

No — this is a navigation-required route. Bring an OS 1:50,000 sheet + compass, know how to use them, and check the MWIS forecast before you start. Not for first-time hillwalkers alone.

When is the best time of year for the Croagh Patrick?

May-September (dry conditions). Outside these months conditions can turn technical (mud, mist, short daylight) and the value-per-effort drops sharply.

Where should I base myself for the Croagh Patrick?

Westport — the trailhead is here and it's the natural place to sleep before + after. Fly into NOC, pre-book airport transfer, and pick a base hotel with parking if you're doing multiple sections.

Do I need a permit for the Croagh Patrick?

No permit required — the trail crosses public land, National Parks land, or is a formally waymarked national trail with open access. Respect any farm-stile signs and leave gates as you found them.