ABS 2021 Census · Updated 31 March 2026
St Clair is a regional centre in New South Wales, Australia, with a population of approximately 19,942, making it a smaller community. Located approximately 40 km from the Sydney CBD, St Clair is a regional area in New South Wales. The median household income is $107,484 AUD per year (ABS 2021 Census).
St Clair benefits from a high-income resident base, supporting premium property pricing. Distance from major centres is a consideration, though regional markets can offer higher rental yields.
Map shows St Clair, New South Wales, Australia.
Official Australia Post postcode for St Clair. 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 5 schools within or near this suburb based on ABS 2021 data.
Find schools near St Clair on My School →Estimated 8 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 →As a regional centre, St Clair serves a wide catchment area. Regional property can offer higher rental yields than metro equivalents, though investors should assess local employment diversity and infrastructure plans. The median rent of $440/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 $107,484/year supports premium property values and indicates a well-employed resident base. 96% of dwellings are separate houses, indicating a predominantly family-oriented, land-rich market.
Holding property in St Clair over the medium term may deliver steady, if unspectacular, returns.
Expect competitive but not exceptional rental returns in St Clair's current market.
Limited buyer depth in St Clair makes flip strategies higher-risk — consider rental conversion instead.
Run the numbers on a St Clair property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Price movement in St Clair is expected to be flat to modest in 2026, reflecting broader regional market conditions. Tenants in St Clair have options — presenting well-maintained properties is key to minimising vacancy. Investor sentiment is cautiously optimistic — selective opportunities exist for well-researched buyers.
St Clair is a regional area in New South Wales with a population of 19,942. The median rent is $440/week and the median household income is $107,484/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 St Clair include regional employment hubs, lifestyle, and affordability. 96% of dwellings are separate houses. The area has approximately 5 schools and 8 parks nearby.
According to the ABS 2021 Census, St Clair has a population of approximately 19,942. For historical population trends and intercensal estimates, visit the ABS Census Data Explorer at abs.gov.au.
St Clair is approximately 40 km straight-line distance from the Sydney CBD (calculated from ABS 2021 suburb centroid coordinates). Road travel times will vary; check current mapping services for up-to-date routes.