Cherrybrook to Thornleigh

Download & Print Map and Notes

1 hr 45 mins

4.4 km One way

128 m

Moderate track
This walk is mostly within the Berowra Valley Regional Park. It has some beautiful sections with great scenery, including sandstone rock features, lots of ferns and great scenery along Zig Zag creek. There is an optional side trip to visit the remnants of the historic Thornleigh Quarry and Zig Zag railway.

Maps for the Cherrybrook to Thornleigh walk

You can download the PDF for this walk to print a map.
These maps below cover the walk and the wider area around the walk, they are worth carrying for safety reasons.
Hornsby 1:25 000 Map Series 91304S HORNSBY NSW-91304S
Sydney 1:100 000 Map Series 9130 SYDNEY 9130

Cross sectional view of the Cherrybrook to Thornleigh bushwalking track

Analysis and summary of the altitude variation on the Cherrybrook to Thornleigh

Overview of this walks grade – based on the AS 2156.1 – 2001

Under this standard, a walk is graded based on the most difficult section of the walk.

Length 4.4 km
Time 1 hr 45 mins

Grade 3/6

Moderate track
AS 2156.1 Gradient Short steep hills (3/6)
Quality of track Formed track, with some branches and other obstacles (3/6)
Signs Directional signs along the way (3/6)
Experience Required Some bushwalking experience recommended (3/6)
Weather Storms may impact on navigation and safety (3/6)
Infrastructure Limited facilities, not all cliffs are fenced (3/6)

Some more details of this walks Grading

Here is a bit more details explaining grading looking at sections of the walk


2.2km of this walk has short steep hills and another 1.2km is flat with no steps. The remaining (1km) has gentle hills with occasional steps.

Quality of track

3.6km of this walk follows a clear and well formed track or trail and another 410m follows a formed track, with some branches and other obstacles. The remaining (400m) follows a smooth and hardened path.


Around 2.8km of this walk has directional signs at most intersection, whilst the remaining 1.6km is clearly signposted.

Experience Required

Around 3.4km of this walk requires no previous bushwalking experience, whilst the remaining 1.1km requires some bushwalking experience.


Around 4.2km of this walk is not usually affected by severe weather events (that would unexpectedly impact safety and navigation), whilst the remaining 270m is affected by storms that may impact your navigation and safety.


Around 3.1km of this walk has limited facilities (such as not all cliffs fenced), whilst the remaining 1.4km is close to useful facilities (such as fenced cliffs and seats).

Similar walks

A list of walks that share part of the track with the Cherrybrook to Thornleigh walk.

Other Nearby walks

A list of walks that start near the Cherrybrook to Thornleigh walk.

Plan your trip to and from the walk here

The Cherrybrook to Thornleigh walk starts at the Top of The Lakes Of Cherrybrook park (gps: -33.721735, 151.04418)
Your transport options to Top of The Lakes Of Cherrybrook park are by;
Bus. (get details)
Car. There is free parking available.
(get details)

The Cherrybrook to Thornleigh ends at the Thornleigh Train Station (gps: -33.731949, 151.07815)
Your transport options to Thornleigh Train Station are by;
Train. (get details)
Bus. (get details)
Car. There is free parking available.
(get details)

Fire Danger

Each park may have its own fire ban, this rating is only valid for today and is based on information from the RFS Please check the RFS Website for more information.

Weather Forest

This walk starts in the Metropolitan weather district always check the formal BOM forecast or pdf before starting your walk.

Forecast snapshot

Park Information & Alerts



Short URL =

Gallery images
There are other downloads I am still working on.
You will probably need to login to access these — still all free.
* KML (google earth file)
* GPX (GPS file)

Special Maps/ brochures
* A3 topo maps
* PDF with Lands Topo map base
* PDF with arial image (and map overlay)
I wanted to get the main site live first, this extra stuff will come in time.
Happy walking
Matt 🙂