4.6
(590)
4,956
hikers
7
hikes
Dog friendly hiking trails around Harperrig Reservoir are characterized by a mix of shoreline paths, rolling hills, and open moorland. The area provides access to the Pentland Hills, offering varied terrain from moderate walks to more challenging climbs. Historical landmarks such as Cairns Castle and sections of the Cauldstane Slap drovers' road are integrated into the landscape, adding to the hiking experience. The reservoir itself is a significant natural feature, with the Water of Leith flowing through it.
Last updated: July 12, 2026
4.3
(3)
54
hikers
4.93km
01:19
50m
50m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
5.0
(1)
17
hikers
3.89km
01:03
50m
50m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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3.5
(2)
6
hikers
9.22km
02:25
80m
80m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.0
(2)
57
hikers
5.52km
01:28
60m
60m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
14
hikers
6.68km
01:48
80m
80m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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Built in 1885 this viaduct once carried the single-track mineral railway which served the local industry. The railway closed in 1956 but walkers can cross or walk underneath to get a view of the 9 arches.
1
0
Fun viaduct with great views on either side. A great way to cross the river Almond car free.
0
0
Main Almond river crossing, beautiful bridge.
0
0
Old train viaduct, great view down the Almond river.
0
0
Climbs above the park for a nice view over the river.
1
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A tribute in West Lothian to those in South Africa who struggle for freedom and human dignity.
0
0
impressive bridge in the middle of the park.
2
0
This guide features 6 dog-friendly hiking trails around Harperrig Reservoir, offering a variety of experiences from easy strolls to more moderate adventures.
The terrain around Harperrig Reservoir is diverse, featuring expansive shoreline paths, rolling hills, and open moorland. You'll encounter a mix of well-trodden tracks and potentially some uneven ground, characteristic of the Pentland Hills landscape.
Yes, several routes offer glimpses into the region's history and natural beauty. You can explore the ruins of the 15th-century Cairns Castle, which adds a historical dimension to your walk. The area is also known for its wildlife, including otters and various bird species, especially around Gull Island. Some trails also follow parts of the historic Cauldstane Slap drovers' road.
Yes, many of the dog-friendly routes around Harperrig Reservoir are circular, allowing you to start and end at the same point. For example, the Mandela Bridge – Naysmyth Bridge loop from East Calder and the Camps Viaduct – Naysmyth Bridge loop from East Calder are great options for a round trip with your dog.
For easier walks, consider routes like the Mandela Bridge – Naysmyth Bridge loop from East Calder, which is just under 5 km and classified as easy. Another gentle option is the Naysmyth Bridge – Almondell Country Park loop from East Calder, which is around 4.4 km.
Parking is generally available at common starting points for trails around Harperrig Reservoir. Specific parking details can often be found on individual route descriptions within komoot, or by checking local council websites for designated car parks in the area.
While some areas of the Pentland Hills are accessible by public transport, direct access to Harperrig Reservoir itself can be limited. It's advisable to check local bus routes and schedules from nearby towns like East Calder, keeping in mind that policies for dogs on public transport can vary. Planning your journey in advance is recommended.
Harperrig Reservoir is a haven for wildlife, including otters, various bird species (like Osprey, Curlew, Lapwing), and wildfowl. To protect these animals and ensure your dog's safety, it's crucial to keep your dog under close control, preferably on a lead, especially near nesting areas, livestock, or during ground-nesting bird seasons. Always follow the Scottish Outdoor Access Code.
The area is highly rated by the komoot community, with an average score of 4.56 stars from over 500 ratings. Reviewers often praise the peaceful atmosphere, the scenic views of the reservoir and Pentland Hills, and the variety of paths suitable for walks with dogs. The sense of open space and natural beauty are frequently highlighted.
For a more moderate challenge, consider the Camps Viaduct – Naysmyth Bridge loop from East Calder, which spans over 9 km. While this guide focuses on dog-friendly routes, the wider Pentland Hills area offers more strenuous climbs, such as East Cairn Hill, which can be incorporated into longer excursions if you and your dog are up for the challenge.
While Harperrig Reservoir itself is a natural, rural area, nearby villages and towns like East Calder may offer dog-friendly pubs or cafes. It's always a good idea to check with establishments directly before visiting to confirm their dog policies and opening hours.


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