Mount Barker Demographics: Population, Age & Income Profile (WA)

Mount Barker, Western Australia· UNKNOWN

Mount Barker has a medium demographic profile typical of Western Australia suburbsUpdated 18 Mar 2026

Is Mount Barker Safe from Climate Risk?

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$7.2B

2022 insured disaster losses*

$300B+

climate risk to property by 2050*

30-120%

insurance premium increases in high-risk areas*

*Industry sources: ICA, APRA, RBA

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Liveability Score

5.5

Mount Barker 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: 6324

Demographics Analysis

Mount Barker 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 Mount Barker.

Climate risk is an increasingly important factor for property buyers evaluating suburbs like Mount Barker. 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 Mount Barker property to understand how climate projections may affect your investment.

ClimateNest assesses hazards at the address rather than the suburb, because exposure varies street by street within Mount Barker. An address-level check is what tells you about a specific property before you buy, sell or insure it.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Upgrade drainage systems and build flood barriers to protect properties from flooding.

Est. cost: Medium

Bushfire Mitigation

Immediate

Implement bushfire prevention strategies, including controlled burns and vegetation management.

Est. cost: Medium

Heatwave Preparedness

Near-term

Develop a heatwave action plan and provide cooling centers for vulnerable populations.

Est. cost: Low

Water Conservation

Long-term

Promote water conservation measures to address potential water scarcity due to climate change.

Est. cost: Low

Council & Emergency Services

Shire of Plantagenet

Emergency Services

Data last updated: 18 March 2026

Explore Mount Barker Risk Reports

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Frequently Asked Questions

What is the population of Mount Barker?

Population data for Mount Barker 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 Mount Barker?

The median age for Western Australia is 37 years according to the 2021 ABS Census, which serves as a reference point for Mount Barker. 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 Mount Barker?

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 Mount Barker?

The demographic profile of Mount Barker 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 Mount Barker.