ABS 2021 Census · Updated 31 March 2026
Diamond Creek is a well-established middle-ring suburb of Melbourne, Australia, with a population of approximately 12,503, making it a smaller community. Located approximately 24 km from the Melbourne CBD, Diamond Creek is a middle ring area in Victoria. The median household income is $130,416 AUD per year (ABS 2021 Census).
Strong household incomes in Diamond Creek underpin solid property demand.
Map shows Diamond Creek, Victoria, Australia.
Official Australia Post postcode for Diamond Creek. A postcode may cover multiple suburbs.
Australia Post Postcode Finder →Usual resident population at census night. Source: ABS 2021 Census of Population and Housing.
ABS Census Data →Weekly median rent for occupied private dwellings. Source: ABS 2021 Census. Live rental data integration coming soon.
State Rental Authority →Annual median household income (before tax) for all households. Source: ABS 2021 Census.
ABS Census Data →Straight-line distance from the suburb centroid (ABS 2021 SAL geography) to the nearest capital city CBD. Actual driving distance will be longer.
Estimated 3 schools within or near this suburb based on ABS 2021 data.
Find schools near Diamond Creek on My School →Estimated 5 parks and green spaces near this suburb. Source: ABS 2021 data.
Monthly median mortgage repayment for households currently paying off a mortgage. Source: ABS 2021 Census.
ABS Census Data →Proportion of separate houses vs units, townhouses, and other dwelling types. Source: ABS 2021 Census. Relevant for investors assessing rental demand mix.
ABS Census Data →Diamond Creek's middle-ring location balances affordability with accessibility. These suburbs often benefit from established infrastructure, good schools, and transport links — making them attractive to families and long-term tenants. The median rent of $430/week (ABS 2021) indicates a mid-range rental market. Owner-occupiers face a median mortgage repayment of $2,167/month. A median household income of $130,416/year supports premium property values and indicates a well-employed resident base. 91% of dwellings are separate houses, indicating a predominantly family-oriented, land-rich market.
Diamond Creek's established location and strong demographics make it well-suited to a long-term buy-and-hold strategy.
Rental yields in Diamond Creek are moderate — screen for properties that offer above-average returns.
Older housing stock in Diamond Creek combined with strong buyer demand creates solid renovation upside.
Run the numbers on a Diamond Creek property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Diamond Creek enters 2026 with positive growth momentum, supported by strong local demographics and sustained demand. Rental demand is expected to be stable, though landlords may need to remain competitive on pricing. Overall, investor sentiment toward Diamond Creek is positive, backed by solid fundamentals.
Diamond Creek is a middle ring area in Victoria with a population of 12,503. The median rent is $430/week and the median household income is $130,416/year (ABS 2021 Census). As with any property investment, conduct thorough due diligence on current listings, vacancy rates, and local infrastructure plans before committing.
Key demand drivers in Diamond Creek include established amenities and transport access. 91% of dwellings are separate houses. The area has approximately 3 schools and 5 parks nearby.
According to the ABS 2021 Census, Diamond Creek has a population of approximately 12,503. For historical population trends and intercensal estimates, visit the ABS Census Data Explorer at abs.gov.au.
Diamond Creek is approximately 24 km straight-line distance from the Melbourne CBD (calculated from ABS 2021 suburb centroid coordinates). This is within comfortable commuting range with good transport links.