Glencorse Reservoir, Scald Law & Carnethy Hill loop from Flotterstone
Glencorse Reservoir, Scald Law & Carnethy Hill loop from Flotterstone
4.8
(9)
343
runners
01:55
13.0km
500m
Running
Jog this difficult 8.1-mile loop in the Pentland Hills, summiting Scald Law and Carnethy Hill with panoramic views over Glencorse Reservoir.
Last updated: February 26, 2026
Waypoints
Start point
Parking
Get Directions
2.52 km
Highlight (Segment) • Trail
Tip by
6.07 km
Highlight (Segment) • Viewpoint
Tip by
7.53 km
Highlight • Summit
Tip by
9.12 km
Highlight • Natural Monument
Tip by
10.5 km
Highlight • Viewpoint
Tip by
13.0 km
End point
Parking
Way Types & Surfaces
Way Types
5.52 km
4.85 km
1.78 km
849 m
Surfaces
5.52 km
3.23 km
1.69 km
1.13 km
1.13 km
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Elevation
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Weather
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Wednesday 6 May
13°C
5°C
21 %
Additional weather tips
Max wind speed: 20.0 km/h
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This route was planned by komoot.
This loop is considered a difficult jogging route, requiring a very good level of fitness and sure-footedness. You'll encounter varied terrain, including clear hill paths, some rough sections, and a tough climb or steep descent between Scald Law and Carnethy Hill. Sturdy shoes are highly recommended.
The route typically starts from the Flotterstone Ranger Centre, which has a car park. For those using public transport, check local bus services that connect to Flotterstone in the Pentland Hills Regional Park.
The terrain is quite varied. You'll experience clear hill paths, some rough sections, and parts that are alpine, unpaved, asphalt, gravel, and natural. The return leg often follows a tarred road alongside Loganlea and Glencorse Reservoirs.
Yes, the Pentland Hills Regional Park is generally dog-friendly. However, please keep dogs under close control, especially near livestock, and follow the Scottish Outdoor Access Code. Always clean up after your dog.
The route offers breathtaking panoramic views and takes you past several notable spots. You'll jog along the Glencorse Reservoir Lakeside Road, ascend the Pentlands Ridge Path to The Howe, and reach the summits of Scald Law Summit (the highest point in the Pentlands) and Carnethy Hill, which is a wonderful viewpoint. You'll also pass Turnhouse Hill.
No, there are typically no permits or entrance fees required to access the trails within the Pentland Hills Regional Park, including this loop. However, always respect the Scottish Outdoor Access Code.
The trail can be enjoyed year-round, but conditions vary significantly. Spring and autumn offer pleasant temperatures and vibrant scenery. In winter, be prepared for potentially challenging conditions like snow, ice, and strong winds, especially on the exposed summits. Always check the weather forecast before you go.
Yes, this route incorporates sections of several other trails. You will find yourself on parts of the Pentland Way (Cross Borders Drove Road to Glencorse Reservoir), the Great North Trail (Scottish Borders), the Capital Trail, and the Bavelaw-Flotterstone route, among others.
Yes, Flotterstone is a popular starting point, and there are options for refreshments nearby. You can often find a cafe or pub in the vicinity to enjoy a drink or a meal after your run.
This loop is considered a 'classic approach' to Scald Law, the highest peak in the Pentland Hills. It's celebrated for incorporating the prominent summits of Carnethy Hill and Scald Law along a distinctive ridge, offering expansive vistas, and culminating in a scenic return along the Glencorse Reservoir.
Yes, Glencorse Reservoir is known for supplying Edinburgh's drinking water and is also popular with local fishermen. The return journey along its banks offers picturesque waterside scenery.