Rocklea Demographics: Population, Age & Income Profile (WA)
Liveability Score
5.8/10Rocklea 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
- 6751
- Highest high-risk exposure
- 21.5% of land (bushfire)
Demographics Analysis
Rocklea 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 Rocklea.
Climate risk is an increasingly important factor for property buyers evaluating suburbs like Rocklea. 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 Rocklea property to understand how climate projections may affect your investment.
Rocklea (postcode 6751) 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 (21.5% of land in high-risk zones), riverine flood (7.5% of land in high-risk zones), surface flood (5.2% of land in high-risk zones). Exposure is not uniform across Rocklea — 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 Flood Defenses
ImmediateInvest in infrastructure to protect against flooding, such as levees, flood barriers, and improved drainage systems.
Est. cost: High
Enhance Urban Greenery
Near-termIncrease tree cover and green spaces to reduce the urban heat island effect and provide shade during hot weather.
Est. cost: Medium
Develop Heat Action Plans
ImmediateImplement heat action plans to protect vulnerable populations during heatwaves, including cooling centers and community outreach programs.
Est. cost: Low
Raise Community Awareness
Long-termEducate residents about climate risks and adaptation measures, including flood preparedness and heat safety.
Est. cost: Low
Council & Emergency Services
Explore Rocklea Risk Reports
View other climate risk assessments for Rocklea:
Frequently Asked Questions
What is the population of Rocklea?
Population data for Rocklea 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 Rocklea?
The median age for Western Australia is 37 years according to the 2021 ABS Census, which serves as a reference point for Rocklea. 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 Rocklea?
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 Rocklea?
The demographic profile of Rocklea 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 Rocklea.
What share of Rocklea is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 21.5% of Rocklea in high-risk zones for bushfire, with a further 53.2% 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 Rocklea Safe from Climate Risk?
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