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Bike touring routes & trails

East Of England

Black Jack's Mill – Cassiobury Park Bridge No. 157 loop from Watford Junction

Bike touring routes & trails

East Of England

Black Jack's Mill – Cassiobury Park Bridge No. 157 loop from Watford Junction

Moderate

5.0

(6)

36

riders

Black Jack's Mill – Cassiobury Park Bridge No. 157 loop from Watford Junction

02:39

34.7km

90m

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: September 9, 2026

Tips

Cycling is not permitted along parts of this route

After 0 m for 232 m

After 34.5 km for 232 m

Waypoints

A

Start point

Train Station

6.88 km

Broadacres Lake

Lake

2

9.34 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

11.0 km

Viewpoint

Viewpoint

4

12.9 km

Weir at Towpath Bridge No. 177B

Highlight • River

Great looking weir, good to see something different 👍

Tip by

5

15.1 km

Canal Towpath and Stone Bridge

Highlight (Segment) • Bridge

Nice route but very narrow and have to watch out for stones or bricks poking out of the ground

Tip by

6

17.1 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

7

19.2 km

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

Highlight • Bridge

8

21.0 km

Black Jack's Mill

Highlight • Bridge

A nice place to stop for a snack.

Tip by

9

26.2 km

Batchworth Lock No. 81

Highlight • Rest Area

Batchworth Lock No 81 is a minor lock on the Grand Union Canal. The Grand Union Canal Walk passes here.

Tip by

10

31.1 km

Cassiobury Park Bridge No. 157

Highlight • Bridge

Crossing point between Whipendall Woods / Whippy Trails and Cassiobury Park

Tip by

B

34.7 km

End point

Train Station

Way Types & Surfaces

Way Types

14.1 km

11.9 km

4.08 km

2.52 km

1.44 km

688 m

Surfaces

12.2 km

8.80 km

7.59 km

4.12 km

1.84 km

139 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

Wednesday 21 October

14°C

8°C

0 %

Additional weather tips

Max wind speed: 16.0 km/h

to get more detailed weather forecasts along your route

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