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Hiking trails & Routes

Pentland Hills Access Road – Glencorse Reservoir Overflow loop from Lennox Tower

Hiking trails & Routes

Pentland Hills Access Road – Glencorse Reservoir Overflow loop from Lennox Tower

Easy

4.5

(17)

194

hikers

Pentland Hills Access Road – Glencorse Reservoir Overflow loop from Lennox Tower

01:14

4.70km

40m

Hiking

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: August 19, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Pentland Hills Regional Park

Waypoints

A

Start point

Parking

1

227 m

Pentland Hills Access Road

Highlight • Cycleway

Starting at Harlaw Car Park this is an easy way to get up into the Pentlands

Tip by

2

911 m

Threipmuir to Harlaw Track

Highlight (Segment) • Trail

Pretty steep uphill from Threipmuir to Harlaw. Easy enough to walk up/down.

Tip by

3

1.93 km

Treservoir Reservoir

Highlight • Lake

4

1.97 km

Threipmuir Gravel Track

Highlight (Segment) • Trail

Bit of gravel track hidden away from main paths around reservoirs. Note that the track it connects to (to Harlaw) is steep and rocky, and is tricky to ride on …

Tip by

5

3.20 km

Threipmuir Reservoir and Harlaw Reservoir

Highlight • Trail

Threipmuir Reservoir (west) & Harlaw Reservoir (east) where built in the mid-1800s to increase the water supply for the Edinburgh area. Both have great lakeside trails for a flatter run in the Pentlands.

Tip by

6

3.42 km

Glencorse Reservoir Overflow

Highlight • Structure

Unless absolutely sure of conditions, use the path

Tip by

B

4.70 km

End point

Parking

Way Types & Surfaces

Way Types

2.98 km

934 m

785 m

Surfaces

2.82 km

1.30 km

374 m

102 m

< 100 m

< 100 m

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Elevation

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

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Weather

Powered by Foreca

Thursday 8 October

14°C

9°C

72 %

Additional weather tips

Max wind speed: 26.0 km/h

to get more detailed weather forecasts along your route

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