Suburb report · WA 6059
Dianella
Prepared by the property strategists at Chase Wealth Australia
Compare with
Investment Score
Enter your details to see this suburb's Investment Score, medians, yields and growth.
Population
27,162
Dianella suburb profile
Who lives in Dianella
Dianella is 8km from central Perth, close enough to count as inner Perth. Dianella is one of the most populous suburbs in Western Australia, with 27,162 residents, more than 99% of the state's suburbs. By population it is number 3 of 270 suburbs within 40km of the Perth CBD. At a median age of 42, Dianella sits in the older band of Western Australian suburbs. Of the 270 suburbs within 40km of the Perth CBD, 190 have a younger median age.
Income and home ownership
Median household income is $99,000, close to the $105,400 of a typical Western Australian suburb. Among the 270 suburbs within 40km of the Perth CBD, 189 report a higher median household income. 75.1% of households own their home and 24.9% rent, close to the 75.2% ownership of a typical Western Australian suburb. Among suburbs within 40km of the Perth CBD, 120 have a lower share of owner-occupiers than Dianella.
Household mix
At the 2021 Census, 9,579 households lived in Dianella, more than in 99% of Western Australian suburbs. The household mix leans to families: families with children 41.9%, couples without children 25.5%, people living alone 29.4% and group households 3.4%. Of the 270 suburbs within 40km of the Perth CBD, 185 have a higher share of families with children and 83 a lower one. At 3.4%, group households are more common here than in 69% of Western Australian suburbs. Couples without children make up 25.5%, below most Western Australian suburbs.
Housing supply
75 new dwellings were approved across the Dianella-South statistical area in the year to June 2025, 10% under its 2020 to 2024 average of 83 a year. The Dianella-South statistical area had 15,055 residents in 2025 and covers only part of Dianella. That is 5 approvals per 1,000 residents of that area, close to the 4.4 of a typical Western Australian statistical area. Over the 6 years to June 2025, annual approvals ranged from 38 in 2024 to 181 in 2020.
Population trend
From 2020 to 2025, the Dianella-South statistical area put on 12.8% more residents, against 12.3% for Western Australia as a whole. The median Western Australian statistical area grew 9.7% over the same 5 years, 3.1 points slower than this one. That rate is faster than 69% of Western Australian statistical areas. The fastest single year was to 2023, at 4.2%, and the slowest to 2021, at 0.4%.
Against its neighbours
The sharpest contrast among the nearby suburbs is Balga, where the median age is 32 compared with 42 here. On the median household income, Yokine comes closest to Dianella: $97,300 against $99,000. Nollamara sits 2km away, with a median household income of $84,900 against $99,000 here.
Location
Demographics
ABS Data by Region to 2025, on ABS Census 2021 suburb baselineHousehold Mix Census 2021
Growth Projection Calculator
Projections for Dianella load with the full report once your details are in.
Similar Suburbs
Reading this report
Every figure in the Dianella data table is dated at its source. Supply and population change cover the Dianella-South statistical area, whose boundary differs from Dianella's, and our guide to reading a suburb report explains how our buyers agents weigh them.
$100M+
in property acquired for clients
1,200+
properties sourced and settled
500+
clients guided the whole way
98%
client retention rate
Speak with a Property Expert
Book a strategy session. We'll review your position and map your next purchase.
What best describes you?
This report is market intelligence prepared by Chase Wealth Australia for general information only. Figures are statistical estimates for the suburb, not valuations of any individual property, and do not constitute financial or credit advice. Consider your circumstances and seek professional advice before acting. Demographic figures are sourced from the Australian Bureau of Statistics, Census 2021 (licensed CC BY 4.0) where available.