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Routes
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Ireland
Mayo

Glenthomas Loop

Moderate

Glenthomas Loop

01:09

10.6km

120m

Running

Jog the moderate 6.6-mile Glenthomas Loop, enjoying views of Clew Bay and Croagh Patrick along diverse terrain.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

Get Directions

1

2.39 km

Rocky Mountain Way

Highlight • Trail

You are on the Rocky Mountain Way and it's a route that takes you between Mulranny and Newport. The trail has some of the most spectacular scenery in the country, …

Tip by

2

8.28 km

Western Greenway

Highlight • Cycleway

Fantastic smooth gravel greenway that travels from Newport to Achill Sound. Perfect for taking in the breathtaking views across Clew Bay and out towards Clare Island.

Tip by

B

10.6 km

End point

Parking

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Way Types & Surfaces

Way Types

4.71 km

4.43 km

1.22 km

184 m

< 100 m

Surfaces

4.43 km

2.80 km

2.10 km

1.22 km

< 100 m

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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 (90 m)

Lowest point (10 m)

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Weather

Powered by Foreca

Friday 8 May

12°C

6°C

0 %

Additional weather tips

Max wind speed: 28.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park to access the Glenthomas Loop?

The Glenthomas Loop typically starts from Nevins Newfield Inn in County Mayo, which is a good reference point for parking in the area. Look for designated parking facilities nearby.

Is the Glenthomas Loop dog-friendly?

Yes, the Glenthomas Loop is generally dog-friendly. However, as parts of the trail may pass through areas with livestock or shared paths, it's always best to keep dogs on a leash and ensure you clean up after them.

What is the best time of year to jog this route?

The Glenthomas Loop can be enjoyed year-round, but the best time for jogging is typically during the drier months to avoid overly muddy sections. Spring and autumn offer pleasant temperatures and beautiful scenery, while summer provides longer daylight hours. Be prepared for varied conditions in winter.

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

No, there are no permits required or entrance fees to access the Glenthomas Loop. It is a public trail accessible to everyone.

Is the Glenthomas Loop suitable for beginner joggers?

While classified as 'moderate' for jogging, the Glenthomas Loop can be suitable for beginners with a reasonable level of fitness. Some sections require sure-footedness due to varied terrain, but the overall elevation gain is manageable. It's a good route to build endurance.

What kind of terrain can I expect on the Glenthomas Loop?

The route offers a diverse mix of surfaces, including minor roads, bog roadways, country lanes, and stone-surfaced tracks. A significant portion also runs along the Great Western Greenway, which is typically well-maintained. Some parts may be unpaved or gravel, requiring attention to your footing.

What sights will I see along the route?

You'll enjoy fine views of Clew Bay, with Croagh Patrick to the south and the Nephin Beg mountain range to the north. The trail winds through drumlin hills and along the Glenthomas and Owengarve Rivers. Keep an eye out for historical elements like stepping stones in the river and a ruined railway cottage. You'll also pass through the Rocky Mountain Way section.

Does the Glenthomas Loop connect with other trails?

Yes, the route incorporates sections of several well-known paths. Notably, a significant portion of the loop is on The Great Western Greenway. It also overlaps with parts of EuroVelo 1 and the Western Way Mayo - Achill Spur to Mulranny.

Is this a circular jogging route?

Yes, the Glenthomas Loop is a circular route, meaning you will end your jog back at your starting point without needing to retrace your steps.

What should I wear or bring for jogging on this route?

Given the varied terrain, wear comfortable jogging shoes with good grip. Layered clothing is advisable to adapt to changing weather conditions, as is common in County Mayo. Bring water, especially on warmer days, and consider a light rain jacket. A map or GPS device is also recommended.

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