ABS 2021 Census · Updated 31 March 2026
Duffys Forest is a well-established middle-ring suburb of Sydney, Australia, with a population of approximately 509, making it a boutique locality. Located approximately 22 km from the Sydney CBD, Duffys Forest is a middle ring area in New South Wales. The median household income is $221,000 AUD per year (ABS 2021 Census).
Strong household incomes in Duffys Forest underpin solid property demand.
Map shows Duffys Forest, New South Wales, Australia.
Official Australia Post postcode for Duffys Forest. 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 1 school within or near this suburb based on ABS 2021 data.
Find schools near Duffys Forest on My School →Estimated 1 park 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 →Duffys Forest'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 $625/week (ABS 2021) indicates a premium rental market. Owner-occupiers face a median mortgage repayment of $6,134/month. A median household income of $221,000/year supports premium property values and indicates a well-employed resident base. 94% of dwellings are separate houses, indicating a predominantly family-oriented, land-rich market.
Duffys Forest's established location and strong demographics make it well-suited to a long-term buy-and-hold strategy.
Rental returns in Duffys Forest are attractive relative to purchase prices, supporting positive cash flow.
Renovation or flip strategies in Duffys Forest face headwinds from a smaller buyer pool and slower turnover.
Run the numbers on a Duffys Forest property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Duffys Forest 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. Investor sentiment is cautiously optimistic — selective opportunities exist for well-researched buyers.
Duffys Forest is a middle ring area in New South Wales with a population of 509. The median rent is $625/week and the median household income is $221,000/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 Duffys Forest include established amenities and transport access. 94% of dwellings are separate houses. The area has approximately 1 schools and 1 parks nearby.
According to the ABS 2021 Census, Duffys Forest has a population of approximately 509. For historical population trends and intercensal estimates, visit the ABS Census Data Explorer at abs.gov.au.
Duffys Forest is approximately 22 km straight-line distance from the Sydney CBD (calculated from ABS 2021 suburb centroid coordinates). This is within comfortable commuting range with good transport links.