ABS 2021 Census · Updated 31 March 2026
Castambul is a well-established middle-ring suburb of Adelaide, Australia, with a population of approximately 18, making it a boutique locality. Located approximately 16 km from the Adelaide CBD, Castambul is a middle ring area in South Australia. The median household income is $58,448 AUD per year (ABS 2021 Census).
Castambul's income profile suggests a value-oriented market with competitive purchase prices.
Map shows Castambul, South Australia, Australia.
Official Australia Post postcode for Castambul. 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 Castambul 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 →Castambul'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. With only 27% separate houses, Castambul has a significant apartment and unit market — typical of inner-city investment corridors.
Castambul offers moderate buy-and-hold potential — look for properties with value-add opportunities.
Strong tenant demand in Castambul underpins consistent rental income and low vacancy risk.
Renovation or flip strategies in Castambul face headwinds from a smaller buyer pool and slower turnover.
Run the numbers on a Castambul property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Castambul faces a cautious growth outlook for 2026 — investors should focus on yield rather than short-term gains. Rental demand is expected to be stable, though landlords may need to remain competitive on pricing. Investor sentiment toward Castambul is currently lukewarm — value hunters may find opportunity here.
Castambul is a middle ring area in South Australia with a population of 18. the median household income is $58,448/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 Castambul include established amenities and transport access. 27% of dwellings are separate houses. The area has approximately 1 schools and 1 parks nearby.
According to the ABS 2021 Census, Castambul has a population of approximately 18. For historical population trends and intercensal estimates, visit the ABS Census Data Explorer at abs.gov.au.
Castambul is approximately 16 km straight-line distance from the Adelaide CBD (calculated from ABS 2021 suburb centroid coordinates). This is within comfortable commuting range with good transport links.