What the mapping shows for Carrum Downs
Part of Carrum Downs is mapped as subject to coastal inundation.
<0.1% of Carrum Downs is mapped as subject to coastal inundation at current sea level
Victorian Coastal Inundation, State of Victoria (DEECA), CC BY 4.0, retrieved 2026-10-21
This is a share of the suburb's land area from a published state dataset, not an assessment of any property. A ClimateNest report scores the individual address across eight hazards, with insurance and value projections to 2050.
Check an address in Carrum Downs →Carrum Downs Demographics: Population, Age & Income Profile (VIC)
<0.1% of Carrum Downs is mapped as subject to coastal inundation at current sea level
That figure covers the suburb. Check whether your address is inside it - address-level, sourced, A$49.
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Liveability Score
5.2Carrum Downs has a medium demographic profile typical of Victoria suburbs
Key Facts
- Median Age
- 38 years (state avg)
- Median Household Income
- $1,354/wk (state avg)
- Families with Children
- 29.9% of households
- Home Ownership
- 66.2% own — 30.2% rent
- Postcode
- 3201
- Region
- Greater Melbourne
- Median property value
- $1.2 million
- Dominant hazard
- extreme heat
Demographics Analysis
Carrum Downs in Victoria reflects the broader demographic characteristics of the region. According to the Australian Bureau of Statistics (ABS) 2021 Census, the typical household in Victoria has a median weekly income of around $1,354, with a median age of 38 years.
The ABS reports that 29.9% of households in Victoria are couples with children, while 24.7% are couples without children. Lone person households account for 24.5% of households. This family composition data helps home buyers understand the neighbourhood character and amenity demand.
Home ownership rates in Victoria show that 66.2% of households own their home (with or without a mortgage), while 30.2% rent. These tenure patterns affect property turnover rates, rental demand, and neighbourhood stability — all important factors for home buyers evaluating Carrum Downs.
Climate risk is an increasingly important factor for property buyers evaluating suburbs like Carrum Downs. 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 Carrum Downs property to understand how climate projections may affect your investment.
Carrum Downs located in Greater Melbourne (postcode 3201), is a Victoria suburb tracked by ClimateNest. The suburb's median property value is $1.2 million, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Carrum Downs.
Across the six hazard axes ClimateNest models, the dominant climate risk for Carrum Downs in this type is extreme heat. Insurance signals for the suburb point to premiums rising moderately (+20% by 2030). The actual risk of any single home can only be confirmed with an address-level report.
Whether you are buying, selling or renovating in Carrum Downs, extreme heat is the hazard to weigh first. Local council planning controls, state hazard mapping and lender climate policies each reference this kind of suburb-level signal, and property decisions in Carrum Downs are increasingly made with an address-level climate report in hand.
Adaptation & Mitigation Actions
Improve Drainage Infrastructure
Near-termUpgrade and expand drainage systems to reduce the risk of flooding from heavy rainfall.
Est. cost: Medium
Develop Heatwave Management Plan
ImmediateImplement a heatwave management plan to protect vulnerable populations during extreme heat events.
Est. cost: Low
Protect Coastal Areas
Long-termImplement coastal protection measures to mitigate the impacts of sea level rise and storm surges.
Est. cost: High
Community Awareness Programs
Near-termConduct community awareness programs to educate residents about climate risks and adaptation measures.
Est. cost: Low
Council & Emergency Services
Explore Carrum Downs Risk Reports
View other climate risk assessments for Carrum Downs:
Frequently Asked Questions
What is the population of Carrum Downs?
Population data for Carrum Downs 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 Victoria 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 Carrum Downs?
The median age for Victoria is 38 years according to the 2021 ABS Census, which serves as a reference point for Carrum Downs. 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 Carrum Downs?
The median weekly household income in Victoria is $1,354 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 Carrum Downs?
The demographic profile of Carrum Downs is broadly shaped by its location within Victoria. According to the ABS Census, 29.9% of households in the state are couples with children, while 24.7% are couples without children. The overall population of Victoria has a median age of 38 — use this as context when assessing the demographic character of Carrum Downs.
Is Carrum Downs Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Carrum Downs, Victoria, covering flood, bushfire, sea level rise and more.
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*Industry sources: ICA, APRA, RBA
Full report from A$49 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections