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Routes
Running trails & routes
United Kingdom
Scotland
Argyll and Bute
Kilmun

Puck's Glen and Cnoc a' Mhadaidh Loop

Hard

3

runners

Puck's Glen and Cnoc a' Mhadaidh Loop

01:08

8.79km

330m

Running

The Puck's Glen and Holy Loch view loop is a difficult 5.5-mile jogging route in Loch Lomond and the Trossachs National Park.

Last updated: February 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Loch Lomond and The Trossachs National Park

Waypoints

A

Start point

Parking

Get Directions

1

5.22 km

View of Holy Loch

Highlight • Viewpoint

Holy Loch is a tidal sea loch. It was used as a US Navy submarine base up until the early 1990's. A network of paths through the trees on the …

Tip by

2

7.36 km

Puck's Glen Waterfalls

Highlight • Forest

Puck's Glen is a trail that winds along a Victorian walkway up gorge, passing several waterfalls.
The paths around Puck's Glen are mostly firm but uneven gravel paths, with rough, …

Tip by

B

8.79 km

End point

Parking

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Way Types & Surfaces

Way Types

5.18 km

3.48 km

130 m

Surfaces

3.95 km

3.48 km

1.17 km

194 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 (220 m)

Lowest point (20 m)

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Weather

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Monday 20 July

19°C

9°C

0 %

Additional weather tips

Max wind speed: 18.0 km/h

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Frequently Asked Questions

Is Puck's Glen currently open to visitors?

No, Puck's Glen is currently closed due to severe storm damage. Forestry and Land Scotland (FLS) has stated there is no confirmed reopening date, and they advise against attempting to access the closed route for safety reasons. While the Puck's Glen section is inaccessible, other walking and cycling routes around the Holy Loch are available.

What is the terrain like on the accessible parts of this loop?

While the Puck's Glen gorge section (currently closed) is known for its strenuous, rocky, and uneven paths, the connecting forest roads and the Holy Loch view section are likely to feature more paved surfaces. These sections offer a different experience, potentially more suitable for jogging, with varying degrees of difficulty.

What can I see along the Holy Loch view loop?

Even with Puck's Glen closed, the loop offers scenic views. You can expect to see the View of Holy Loch, and from higher points, you might catch glimpses of the Firth of Clyde. The surrounding area is part of a lush forest environment.

Where can I park to access the Holy Loch view loop?

Specific parking details for the Holy Loch view loop are not provided, but typically, trails in this area have designated parking near trailheads. It's advisable to check local signage or the Forestry and Land Scotland website for current parking information, especially given the closure of Puck's Glen.

Is this jogging route dog-friendly?

Generally, trails within Loch Lomond and the Trossachs National Park and Argyll Forest Park are dog-friendly. However, dogs should always be kept under control, preferably on a leash, to protect wildlife and livestock, and to ensure the safety of other trail users. Please clean up after your dog.

When is the best time of year to jog the Holy Loch view loop?

The scenery in this area, particularly the forest sections, is often described as most dramatic after rain and in autumn, when the colors are vibrant. However, be prepared for potentially wet and slippery conditions. Spring and summer offer milder weather, though midges can be present.

Are there any permits or entrance fees required for trails in Argyll Forest Park?

No, there are typically no permits or entrance fees required to access the trails within Argyll Forest Park, including the Holy Loch view loop. The park is managed for public access and enjoyment. However, some car parks may have a small charge.

How difficult is the Holy Loch view loop for jogging?

The full 'Puck's Glen and Holy Loch view loop' is rated as 'difficult' for jogging, primarily due to the strenuous nature of the Puck's Glen section. With Puck's Glen closed, the accessible Holy Loch view sections might be less challenging, especially if they involve forest roads or paved paths. However, the overall elevation gain of around 330 meters suggests a good level of fitness is still beneficial.

What kind of natural features can I expect to see in the area?

The area is known for its lush, temperate rainforest environment, with dense mosses and ferns. Towering conifers, including giant Californian redwoods, Douglas fir, and Western hemlock, contribute to the rich, green forest. The Puck's Glen Waterfalls are a key feature of the closed section, but the surrounding forest still offers a vibrant ecosystem.

Is the Holy Loch view loop suitable for families?

Given the 'difficult' rating for the full loop and the rugged terrain of the closed Puck's Glen section, the entire route might not be suitable for all families, especially with young children. However, the more accessible and potentially paved sections around the Holy Loch could offer easier, shorter walks. It's best to research specific accessible paths in the area if planning a family outing.

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