Rossmoyne Demographics: Population, Age & Income Profile (WA)
Liveability Score
5.2/10Rossmoyne has a medium demographic profile typical of Western Australia suburbs
Key Facts
- Median Age
- 37 years (state avg)
- Median Household Income
- $1,496/wk (state avg)
- Families with Children
- 27.1% of households
- Home Ownership
- 67.2% own — 29.2% rent
- Postcode
- 6148
- Highest high-risk exposure
- 25.6% of land (bushfire)
Demographics Analysis
Rossmoyne in Western Australia reflects the broader demographic characteristics of the region. According to the Australian Bureau of Statistics (ABS) 2021 Census, the typical household in Western Australia has a median weekly income of around $1,496, with a median age of 37 years.
The ABS reports that 27.1% of households in Western Australia are couples with children, while 25.3% are couples without children. Lone person households account for 22.9% of households. This family composition data helps home buyers understand the neighbourhood character and amenity demand.
Home ownership rates in Western Australia show that 67.2% of households own their home (with or without a mortgage), while 29.2% rent. These tenure patterns affect property turnover rates, rental demand, and neighbourhood stability — all important factors for home buyers evaluating Rossmoyne.
Climate risk is an increasingly important factor for property buyers evaluating suburbs like Rossmoyne. Different demographic groups face different climate exposure profiles — families may prioritise heat safety near schools, while retirees may be more concerned about insurance costs in flood-prone areas. Get an address-level climate risk report for your Rossmoyne property to understand how climate projections may affect your investment.
Rossmoyne (postcode 6148) is tracked in ClimateNest's suburb hazard model, which maps the share of the suburb's land exposed to each hazard at high and moderate levels. The suburb's highest high-risk exposures are bushfire (25.6% of land in high-risk zones), surface flood (9.9% of land in high-risk zones), riverine flood (9% of land in high-risk zones). Exposure is not uniform across Rossmoyne — individual properties can sit well above or below these averages, so an address-level check is recommended before buying, selling or insuring.
Adaptation & Mitigation Actions
Improve Drainage Infrastructure
Near-termUpgrade drainage systems to handle increased rainfall and reduce flood risk.
Est. cost: Medium
Develop a Heatwave Management Plan
ImmediateImplement strategies to protect vulnerable residents during heatwaves, such as cooling centers and public awareness campaigns.
Est. cost: Low
Strengthen Coastal Defenses
Long-termConstruct or reinforce seawalls and other coastal defenses to protect against sea level rise and storm surges.
Est. cost: High
Promote Water Conservation
Near-termEncourage residents to conserve water through rebates and education programs to reduce strain on water resources during droughts.
Est. cost: Low
Bushfire Preparedness Education
Near-termProvide education and resources to residents on how to prepare for and respond to bushfires.
Est. cost: Low
Council & Emergency Services
Explore Rossmoyne Risk Reports
View other climate risk assessments for Rossmoyne:
Frequently Asked Questions
What is the population of Rossmoyne?
Population data for Rossmoyne comes from the ABS 2021 Census, the most recent national census. For the most current suburb-level population data, refer to ABS QuickStats or consult the Western Australia state government's population projections. Understanding population trends helps home buyers assess housing demand, infrastructure investment, and neighbourhood character.
What is the median age in Rossmoyne?
The median age for Western Australia is 37 years according to the 2021 ABS Census, which serves as a reference point for Rossmoyne. A younger median age often indicates more families and first home buyers, while older demographics suggest established households and potentially lower turnover. Both have implications for property demand and investment strategy.
What is the average household income in Rossmoyne?
The median weekly household income in Western Australia is $1,496 per week (ABS 2021 Census). Household income affects serviceability for mortgage lending, rental affordability, and the type of housing stock in demand within a suburb. Higher-income areas typically support stronger property values and faster capital growth. Combine demographic research with a climate risk report from ClimateNest for a complete property assessment.
What type of people live in Rossmoyne?
The demographic profile of Rossmoyne is broadly shaped by its location within Western Australia. According to the ABS Census, 27.1% of households in the state are couples with children, while 25.3% are couples without children. The overall population of Western Australia has a median age of 37 — use this as context when assessing the demographic character of Rossmoyne.
What share of Rossmoyne is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 25.6% of Rossmoyne in high-risk zones for bushfire, with a further 47.6% in moderate-risk zones. Suburb-level exposure is not uniform — individual properties can differ from these averages, so an address-level check is recommended.
Is Rossmoyne Safe from Climate Risk?
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