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Black Jack's Mill loop from Denham Golf Club

Routes

Bike touring routes & trails

Black Jack's Mill loop from Denham Golf Club

Moderate

riders

Black Jack's Mill loop from Denham Golf Club

02:05

29.1km

100m

Cycling

Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: May 26, 2026

Tips

Includes a segment in which cycling is not permitted

After 13.3 km for 73 m

Waypoints

Start point

Train Station

Get Directions

2.25 km

Quarters Wood

Forest

9.71 km

Coy Carp Pub and Kayak Spot on the Grand Union Canal

Highlight • Bridge

This is at the bottom of the cheeky climb that heads towards Harefield. The road follows a chicane over a narrow bridge that is controlled by traffic lights so make …

Tip by

10.8 km

Springwell Lake Towpath Bridge No. 176A

Highlight • Cycleway

14.5 km

Stocker's Lock and Stone Bridge

Highlight • Structure

About 1922, the land between the River Colne and the canal was taken over by Rickmansworth Gravel Company. Building in the capital was booming and gravel was in demand. Extraction …

Tip by

18.1 km

Weir at Towpath Bridge No. 177B

Highlight • River

Great looking weir, good to see something different 👍

Tip by

18.4 km

Black Jack's Mill

Highlight • Bridge

A nice place to stop for a snack.

Tip by

20.2 km

Widewater Lock No. 86 and Moorhall Road Bridge No. 180

Highlight • Bridge

22.3 km

Grand Union Canal & Pine Valley Trail Junction

Highlight • Trail

The Grand Union Canal is a cyclist's dream. Running from London to Birmingham, it's always there to help out if you get lost or need a flat route going north …

Tip by

24.0 km

River Colne and Grand Union Canal

Highlight • Cycleway

Very beautiful spot. Worth visiting on a paddleboard, I suppose

Tip by

29.1 km

End point

Train Station

Way Types & Surfaces

Way Types

10.5 km

8.54 km

4.25 km

4.09 km

1.18 km

371 m

125 m

Surfaces

8.55 km

8.44 km

8.28 km

2.26 km

1.45 km

Elevation

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

Highest point (100 m)

Lowest point (30 m)

Weather

Sunday 12 July

28°C

14°C

0 %

Additional weather tips

Max wind speed: 25.0 km/h

to get more detailed weather forecasts along your route

Comments

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Black Jack's Mill loop from Denham Golf Club

Coy Carp Pub and Kayak Spot on the Grand Union Canal

Springwell Lake Towpath Bridge No. 176A

Stocker's Lock and Stone Bridge

Weir at Towpath Bridge No. 177B

Black Jack's Mill

Widewater Lock No. 86 and Moorhall Road Bridge No. 180

Grand Union Canal & Pine Valley Trail Junction

River Colne and Grand Union Canal

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