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Helensburgh & West Dunbartonshire Group

We are the Helensburgh & West Dunbartonshire Ramblers. We open the way for everyone in our local community to enjoy the pleasures of walking.

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Join the Ramblers and enjoy

  • unlimited free access to 50,000 Ramblers group walks
  • a library jam-packed with thousands of tried-and-tested routes
  • a welcome pack teeming with top tips plus our Walk magazine
  • exclusive discounts from our partners
  • knowing your support is opening up more places to walk and helping more people discover the joy of walking
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Overview

Walkers must book in advance with the walk leader

A varied walk in the Clyde Valley visiting the birthplace of William Roy - the father of our Ordnance Survey maps.

Sunday, 19 October 2025
Start time:
10:00 am
Estimated finish time:
4:30 pm
Difficulty:
Moderate
Distance:
18.5km / 11.5mi
Ascent:
400m / 1312ft
Type:
circular

Initially following the Clyde Walkway before visiting Major General William Roy’s birthplace and descending to and through Jock’s Gill. We continue along quiet roads before returning to the Clyde Walkway and walking to Crossford. After Crossford we ascend the Nethan Gorge to Craignethan Castle and then return to Rosebank via an old railway and field path.

Local Grade: B but only due to distance

Terrain: Mostly along quiet roads and reasonable paths but some paths are uneven, boggy and slippery.

Max height: 165m

Maps covering route of walk: OS Landranger No. 64.

Starting point

Grid reference:
NS 80643 49787
Nearest postcode:
ML8 5QB
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Start time:
10:00 am

The Poppinjay Hotel car park. On left after entering Rosebank on the A72. Distance from Helensburgh: 50 miles. Time from Helensburgh: 1 hour 15 minutes. Suggested fuel contribution: £10.00 . Please note we will leave promptly at 10:00.

Join the Ramblers and enjoy

  • unlimited free access to 50,000 Ramblers group walks
  • a library jam-packed with thousands of tried-and-tested routes
  • a welcome pack teeming with top tips plus our Walk magazine
  • exclusive discounts from our partners
  • knowing your support is opening up more places to walk and helping more people discover the joy of walking