Birrawanna Track

2 hrs

4.4 km Return

262 m

Moderate track
This pleasant walk starts near the kiosk at Bobbin Head, climbing the sandstone stairs and then follows a defined track to the Kalkari Discovery Centre. Kalkari is well worth spending some time exploring, with opportunities to learn about and mix with the local flora and fauna.

Maps for the Birrawanna Track 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
Ku-ring-gai Chase National Park Tourist Map 1:40 000 Map Series CMA Ku-ring-gai Chase National Park Tourist Map CMA Ku-ring-gai Chase National Park Tourist Map
Sydney 1:100 000 Map Series 9130 SYDNEY 9130

Cross sectional view of the Birrawanna Track bushwalking track

Analysis and summary of the altitude variation on the Birrawanna Track

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 2 hrs

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 Weather generally has little impact on safety (1/6)
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


Around 1.2km of this walk has gentle hills with occasional steps, whilst the remaining 1.1km has short steep hills.

Quality of track

This whole walk, 2.2km follows a formed track, with some branches and other obstacles.


Around 2km of this walk is clearly signposted, whilst the remaining 230m has directional signs at most intersection.

Experience Required

Around 1.2km of this walk requires no previous bushwalking experience, whilst the remaining 1.1km requires some bushwalking experience.


This whole walk, 2.2km is not usually affected by severe weather events (that would unexpectedly impact safety and navigation).


Around 2km of this walk is close to useful facilities (such as fenced cliffs and seats), whilst the remaining 230m has limited facilities (such as not all cliffs fenced).

Similar walks

A list of walks that share part of the track with the Birrawanna Track walk.

Other Nearby walks

A list of walks that start near the Birrawanna Track walk.

Plan your trip to and from the walk here

The Birrawanna Track walk starts and ends at the Bobbin Head Kiosk (gps: -33.659699, 151.15912)
Your transport options to Bobbin Head Kiosk are by;
Bus. (get details)
Car. A park entry fee is required for driving into the park.
(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 :)