Treeby, WA 6164 — Suburb Profile
Last reviewed: · By Knowburb Research Team
In short
Treeby is a suburb of Western Australia, postcode 6164, home to 4,214 residents with a balanced age mix. Located in the Cockburn local government area and roughly 19 km from the Perth CBD.
Snapshot
Demographics
- Population
- 4,214
- Median age
- 32 years
- Median household income
- $2,479 /week
- Median personal income
- $1,197 /week
- Median family income
- $2,705 /week
- Average household size
- 2.7
- Persons per bedroom
- 0.7
- Local government area
- Cockburn
- Statistical region (SA4)
- Perth - South West
- Remoteness classification
- Major Cities of Australia
- Federal electorate
- Fremantle
Property & cost of living
- Median rent
- $450 /week
- Median monthly mortgage
- $2,000
- Rent share of household income
- 18%
Schools
- Treeby Primary School
- Piara Waters Senior High School
- Piara Waters Primary School
- Aspiri Primary School
- Atwell Primary School
Transport
- Within 1.6 km: 12 bus stops
- Armadale Rd Before Liddelow Rd
- Armadale Rd After Liddelow Rd
- Clementine Bvd After Torwood Av
- Clementine Bvd After Mudstone Rd
- Sapphire Dr Before Clementine Bvd
Lifestyle & amenities
- 16 parks and reserves
- 2 playgrounds
Climate
- Warmest month: Feb (31.7°C avg max)
- Coolest month: Jul (18.5°C avg max)
- Annual rainfall: 719 mm
- Reference station: Perth Metro, 22.7 km away
NBN & connectivity
Fibre to the Premises serves 99.0% of the 2,774 resolvable premises in Treeby. Most premises here have a fibre cable running directly into the property — the fastest and most reliable NBN option, with plans available up to NBN 1000.
- Fibre to the Premises: 99.0%
- Fibre to the Curb: 0.9%
Safety
- Recorded offences: 25,624 across the Fremantle District in the year to Mar 2026 (down 5% on the prior year).
- Most common categories: 11,412 theft, 5,559 violent offences, 2,761 property damage.
Frequently asked questions
What is the population of Treeby?
Treeby (WA 6164) had 4,214 residents at the most recent ABS Census. The median age is 32. It sits within the Cockburn local government area.
What is the median rent in Treeby?
The median advertised rent in Treeby is $450/week, based on SQM Research listings data. Rents vary by property type, bedrooms and condition.
Are there schools in Treeby?
Yes — 5 schools are listed within or near Treeby covering government sectors. Nearest include: Treeby Primary School (1.3 km), Piara Waters Senior High School (1.4 km), Piara Waters Primary School (2.3 km). School data sourced from ACARA and state education departments.
What NBN technology is available in Treeby?
Treeby is predominantly served by Fibre to the Premises (99% of premises). Coverage data is sourced from the NBN upgrade map aggregated from NBN Co address checks.
How safe is Treeby?
Across the surrounding area, 25,624 offences were recorded in the 12 months to Mar 2026. The most common offence categories were theft (11,412), violent (5,559), property damage (2,761). Crime statistics are recorded by area (postcode or LGA), not by individual suburb. Data sourced from each state's crime statistics agency.
What is the climate like in Treeby?
In Treeby, mean daily temperatures range from 13°C to 24.9°C and annual rainfall is 719 mm measured at the Perth Metro weather station (22.7 km away). Long-term averages from the Bureau of Meteorology.
What public transport options are in Treeby?
12 public transport stops are mapped within 1.6 km of the Treeby centroid. Stop data is sourced from state government GTFS feeds.
Sources & methodology
Demographics from ABS Census. Property data from SQM Research. Climate from Bureau of Meteorology. Schools from ACARA. NBN from NBN Co. Amenities from OpenStreetMap. See full methodology.
Additional sources for this profile: