City of Gosnells
Thornlie
Thornlie at a glance
Median house
$358,000
Sales data pending
Median unit
$353,000
Sales data pending
Days on market
–
Average to sell
Walk score
18
Very car dependent
Population
23.7k
Median age 38
About
Welcome to Thornlie.
Thornlie is a suburb in Western Australia.
Side by side
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Median, growth, schools, walkability, all in one view.
Market
The price of a home here.
Median house price
$358,000
+0.0% over the past year. Median unit price $353,000.
Sales data as of May 2026· sales-wa
Rental and ownership
Weekly rent (house)
$330/wk
Weekly rent (unit)
$330/wk
Owner occupied
76%
Renter occupied
21%
At a deeper level
$358,000
Sales data pending
$353,000
Sales data pending
–
Average days to sell
23,665
Median age: 38
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For investors
Investment overview.
Gross Yield (House)
Source: ABS Census 2021 (estimated) · May 20264.79%
Based on $358,000 median
Gross Yield (Unit)
Source: ABS Census 2021 (estimated) · May 20264.86%
Based on $353,000 median
Annual Growth (House)
Source: ABS Census 2021 (estimated) · May 2026–
Year-on-year capital growth
Annual Growth (Unit)
Source: ABS Census 2021 (estimated) · May 2026–
Year-on-year capital growth
Owner Occupancy
Source: ABS Census 2021 · May 202676%
Higher = more owner-occupier demand
Days on Market
Source: ABS Census 2021 (estimated) · May 2026–
Lower = higher buyer demand
Gross rental yield is annual rent divided by purchase price, before expenses. It does not account for vacancy rates, management fees, maintenance, or financing costs. Use this as a starting point for further research.
Who lives here
Demographics.
Population
23,665
Median age
38
Family households
76%
Lone person
21%
Demographics data as of May 2026· ABS 2021 Census
Safety
Crime and safety.
Crime data not available for this suburb.
Getting around
Walkability.
18
0
100
Scores calculated from OpenStreetMap data (ODbL)
Walkability data as of May 2026· OpenStreetMap
Place
Location.
Amenities
Transport
Education
Schools in Thornlie.
Local schools for Thornlie
View the catchment for each school to find out more.
Government School Catchment
Yale Primary School
South Thornlie Primary School
Thornlie Senior High School
© ACARA, licensed under CC BY 4.0.
Climate
Weather year-round.
Annual Rainfall
777 mm
Hottest Month (avg max)
31.9°C
Coldest Month (avg min)
8.1°C
Monthly Rainfall (mm)
Weather data from BOM station Perth Airport (35 km away)
Climate data as of May 2026· Bureau of Meteorology
Frequently asked
About Thornlie.
- What is the median house price in Thornlie?
- The median house price in Thornlie, WA 6108 is $358,000. The median unit price is $353,000. Annual growth is +0.0%.
- What is the Thornlie postcode?
- Thornlie is in the 6108 postcode, in WA, in the City of Gosnells region.
- What is the average rent in Thornlie?
- The median weekly rent for houses is $330, for units it's $330.
- What schools are in Thornlie?
- There are 20 schools serving Thornlie on this page, including Yale Primary School, Australian Islamic College (Thornlie), South Thornlie Primary School.
- How walkable is Thornlie?
- Thornlie has a Walk Score of 18 out of 100, highly car-dependent. transit score 0, bike score 100.
- What suburbs are near Thornlie?
- Thornlie is close to Langford, Lynwood, Maddington, Canning Vale Dc, Beckenham.
- What is the population of Thornlie?
- Thornlie has approximately 23,665 residents. The median age is 38.
Thornlie
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Surrounding Suburbs
Side by side
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Sources cited
Median, growth and rental data from state revenue offices and ABS. Census from ABS 2021. Climate from BoM. Hazard from Geoscience Australia. School data from ACARA. Crime from state police open data. Full methodology →
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