Thornlie WA Property Investment
Gosnells · 6108
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Median House Price
$860K
As of 7 Nov 2026.
Rental Yield
N/A
Vacancy Rate
N/A
Median Weekly Rent
N/A
Median Unit Price
$555K
As of 7 Nov 2026.
Population (Census 2021)
23,665
Thornlie Short-Term Rental Market
Short-stay estimate: run a briefPast price growth
Median house sale price growth, Greater Perth (not Thornlie): 13.3% a year, Jun qtr 2021 to Jun qtr 2026. Source: Australian Bureau of Statistics, Total Value of Dwellings, June Quarter 2026. CC BY 4.0. Growth calculated by Estait. Past growth doesn't predict future prices.
New dwellings approved
New dwellings approved, Gosnells council area, 12 months to Aug 2026: 660. Source: ABS Building Approvals, Australia (cat. 8731.0). This is the whole council area, not just Thornlie.
Suburb Metric Thresholds
2 green4 yellow1 red
Population growth 2016–21, postcode 6108 (ABS Census)
0.44 high impact
Median Household Income
1571 medium impact
Public Transport Score
47 medium impact
School Zone Quality
6.5 medium impact
Distance to CBD
15.03 medium impact
SEIFA Advantage/Disadvantage
4 medium impact
Owner Occupier Rate
75.9 medium impact
Macro Environment
Macro Indicators
Cash Rate
4.85%
▲ 0.25%Cash rate 4.85% as at 2026-11-04 (effective date) · Source: RBA cash rate target · Credit data 2026-09
Socio-Economic Profile
Source: ABS Census 2021SEIFA Index · Postcode 6108
Most disadvantagedLeast disadvantaged
Decile 4 of 10 — Average
Population (suburb)
23,665
Education (IEO)
4/10
Econ. Resources (IER)
6/10
Crime & Safety
No official crime data for this area
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Analyse a Property →Data sourced from ABS, state government property sales, and Airbnb market analytics. For informational purposes only — not financial advice.