ABS 2021 Census · Updated 31 March 2026
William Creek is a regional centre in South Australia, Australia, with a population of approximately 17, making it a boutique locality. Located approximately 741 km from the Adelaide CBD, William Creek is a regional area in South Australia. The median household income is $195,000 AUD per year (ABS 2021 Census).
Above-average earnings in William Creek support sustained property values. As a regional location, growth prospects depend on local economic conditions and infrastructure investment.
Map shows William Creek, South Australia, Australia.
Official Australia Post postcode for William 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 1 school within or near this suburb based on ABS 2021 data.
Find schools near William Creek 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 →As a regional centre, William Creek 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. A median household income of $195,000/year supports premium property values and indicates a well-employed resident base.
William Creek offers moderate buy-and-hold potential — look for properties with value-add opportunities.
Rental yields in William Creek tend to be lower — investors may need to rely on capital growth instead.
Renovation or flip strategies in William Creek face headwinds from a smaller buyer pool and slower turnover.
Run the numbers on a William Creek property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Capital growth in William Creek may remain subdued in 2026, with limited demand drivers in the near term. Rental demand may be softer — budgeting for vacancy periods is prudent in William Creek's 2026 outlook. The market mood around William Creek is balanced — neither bullish nor bearish heading into 2026.
William Creek is a regional area in South Australia with a population of 17. the median household income is $195,000/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 William Creek include regional employment hubs, lifestyle, and affordability. The area has approximately 1 schools and 1 parks nearby.
According to the ABS 2021 Census, William Creek has a population of approximately 17. For historical population trends and intercensal estimates, visit the ABS Census Data Explorer at abs.gov.au.
William Creek is approximately 741 km straight-line distance from the Adelaide CBD (calculated from ABS 2021 suburb centroid coordinates). As a regional or remote location, travel to the capital is significant — local amenities and employment are important investment considerations.