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Bowling Harbour – Dumbarton Castle loop from Nitshill

Bowling Harbour – Dumbarton Castle loop from Nitshill

Hard

riders

Bowling Harbour – Dumbarton Castle loop from Nitshill

06:27

149km

940m

Road cycling

Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is accessible with public transport.

Last updated: June 26, 2026

Tips

Includes movable bridges

Check opening times.

After 20.4 km for 21 m

After 125 km for 21 m

Waypoints

Start point

Train Station

Get Directions

14.6 km

Newshot Island Local Nature Reserve

Nature Reserve

15.2 km

View of the River Clyde and Erskine Bridge

Highlight • River

Mixed surface path along the Clyde with a great view of Erskine Bridge. Totally fine for road bikes and skinny tyres.

Tip by

21.5 km

Antonine Wall

Ruins

22.5 km

Bowling Harbour

Highlight • Structure

Get yourself a coffee at the cafe and sit down by the water and enjoy it

Tip by

23.0 km

Stone Tunnel Entrance

Highlight • Bridge

67.5 km

Garelochhead Forest

Forest

68.1 km

View of Kilcreggan Peninsula and Loch Long

Highlight (Segment) • Lake

Decent roads with great views and moderate traffic.

Tip by

89.0 km

Greenfield Wood

Forest

115 km

Dumbarton Castle

Highlight • Historical Site

Dumbarton Castle is enthroned on the 73m high Dumbarton Rock. In its more than 1500-year history it was the scene of many feuds and skirmishes. Of great strategic importance in …

Translated by Google •

Tip by

125 km

Erskine Ferry Gate

Highlight • Historical Site

Erskine Ferry sailed across the River Clyde from Erskine to Old Kilpatrick. The ferry was also referred to as East Ferry of Erskine as there was another ferry to Dumbarton …

Tip by

127 km

View of the River Clyde from Erskine Bridge

Highlight • Bridge

Worth a brief pause to look about if you've stomach for the height you're at.

Tip by

149 km

End point

Train Station

Way Types & Surfaces

Way Types

58.7 km

44.8 km

36.6 km

7.01 km

1.16 km

509 m

165 m

Surfaces

132 km

15.9 km

563 m

509 m

Elevation

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

Highest point (160 m)

Lowest point (0 m)

Weather

Sunday 19 July

23°C

11°C

11 %

Additional weather tips

Max wind speed: 18.0 km/h

to get more detailed weather forecasts along your route

Comments

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Bowling Harbour – Dumbarton Castle loop from Nitshill

View of the River Clyde and Erskine Bridge

Bowling Harbour

Stone Tunnel Entrance

View of Kilcreggan Peninsula and Loch Long

Dumbarton Castle

Erskine Ferry Gate

View of the River Clyde from Erskine Bridge

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