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Routes
Hiking trails & Routes
Ireland
Galway

Letterbreckaun and Knocknahillion Loop

Routes
Hiking trails & Routes
Ireland
Galway

Letterbreckaun and Knocknahillion Loop

Moderate

1

hikers

Letterbreckaun and Knocknahillion Loop

04:41

14.1km

860m

Hiking

Hike the Central Maumturks loop in County Galway, a challenging 8.8-mile route with 2806 feet of gain and stunning Connemara views.

Last updated: February 26, 2026

Tips

Includes off-grid segments

Navigation instructions may be limited.

After 1.68 km for 1.91 km

After 10.5 km for 1.91 km

Waypoints

A

Start point

Parking

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1

4.43 km

Cnoc na hUilleann / Knocknahillion

Highlight • Summit

Cnoc na hUilleann, or Knocknahillion, which is 607 metres high, is a gem of a mountain in the central Maumturks area. It is not that high, but it is big …

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2

5.98 km

Barrlugrevagh Summit Cairn

Highlight • Summit

Barrlugrevagh at 558 metres high makes for a small, scenic summit between Knocknahillion and Letterbreckaun. It has a decent size cairn and makes for a great vantage point to look down the ridge connectingh these two peaks.

Tip by

3

6.95 km

Letterbreckaun is the second highest peak in the Maumturk Mountains here in Connemara at 667 metres high. It is the endmost northern mountain of the Central Maumturks area. It is …

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B

14.1 km

End point

Parking

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Way Types & Surfaces

Way Types

6.98 km

3.70 km

3.38 km

Surfaces

6.98 km

3.38 km

1.87 km

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Elevation

Elevation

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

Highest point (650 m)

Lowest point (60 m)

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Weather

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Tuesday 5 May

13°C

4°C

0 %

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Max wind speed: 13.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

How challenging is the Central Maumturks loop?

This loop is considered a moderate hike, but don't let that fool you; the Maumturks are known for their ruggedness. You'll encounter steep ascents and descents, rocky ridges, and boggy sections. It requires good stamina and some navigation skills, especially as parts of the trail can be pathless.

What is the terrain like on the trail?

The terrain is rough and demanding. Expect extensive fields of quartzite boulders, steep sections, and boggy paths. Many areas are virtually pathless, making route-finding a key part of the experience. Proper mountain footwear is essential due to the rocky and potentially slippery conditions.

What kind of views can I expect along the route?

You'll be treated to magnificent panoramas of the Connemara wilderness. The trail offers stunning vistas of the beautiful Lough Inagh Valley and the parallel Twelve Bens mountain range. From Cnoc na hUilleann / Knocknahillion, you can enjoy excellent views of the Twelve Bens and the Connemara coast.

What specific points of interest will I encounter?

Along the loop, you'll pass several notable summits. These include Cnoc na hUilleann / Knocknahillion, Barrlugrevagh Summit Cairn, and Binn Bhriocáin, / Letterbreckaun. Each offers unique perspectives of the surrounding landscape.

How long does it typically take to complete this hike?

The Central Maumturks loop typically takes around 4 hours and 40 minutes to complete. This duration is for the 14 km route with over 850 meters of elevation gain, assuming a steady hiking pace.

Where can I park for the Central Maumturks loop?

Specific parking information for the exact trailhead of this loop is not detailed, but generally, access to the Maumturks often involves parking near the start of various routes in the Maum Valley or along the R336 road. It's advisable to check local signage or resources like galwaytourism.ie for the most current parking options.

Is the Central Maumturks loop dog-friendly?

While many trails in Ireland are dog-friendly, the rugged and often pathless terrain of the Maumturks, combined with potential livestock grazing, means dogs should be kept on a leash. Always ensure your dog is well-behaved and capable of handling challenging mountain conditions.

What is the best time of year to hike the Maumturks?

The best time to hike is generally during the drier months, from late spring to early autumn (May to September), when the boggy sections are less saturated and visibility is typically better. However, Connemara weather can be unpredictable, so be prepared for all conditions year-round.

Do I need a permit or pay an entrance fee for this trail?

No, you do not need a permit or have to pay an entrance fee to hike the Central Maumturks loop. The Maumturk Mountains are generally open access, but always respect private land and follow Leave No Trace principles.

Does this trail connect with other long-distance routes?

Yes, the Maumturks range is a significant part of the Western Way walking trail. Approximately 30% of this specific loop overlaps with sections of the Western Way - Galway, offering a taste of this longer route.

What essential gear should I bring for this hike?

Given the challenging terrain and unpredictable Connemara weather, you should bring proper mountain footwear, waterproof clothing, a detailed map, a compass, and a GPS device. Ample water, snacks, and a first-aid kit are also highly recommended.

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