ABS 2021 Census · Updated 31 March 2026
Yallunda Flat is a coastal suburb in South Australia, Australia, with a population of approximately 120, making it a boutique locality. Located approximately 257 km from the Adelaide CBD, Yallunda Flat is a coastal area in South Australia. The median household income is $85,748 AUD per year (ABS 2021 Census).
Household incomes in Yallunda Flat sit in a comfortable mid-range for the South Australia market. Seaside positioning attracts both owner-occupiers and holiday rental demand.
Map shows Yallunda Flat, South Australia, Australia.
Official Australia Post postcode for Yallunda Flat. 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 Yallunda Flat 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 →Coastal lifestyle is a strong draw for Yallunda Flat, supporting both long-term rental demand and holiday letting potential. Seaside suburbs in South Australia consistently attract interstate migration and lifestyle buyers. The median rent of $125/week (ABS 2021) indicates an affordable rental market. Owner-occupiers face a median mortgage repayment of $650/month. The median household income of $85,748/year reflects a solid demographic, supporting sustainable rental demand. 95% of dwellings are separate houses, indicating a predominantly family-oriented, land-rich market.
Yallunda Flat offers moderate buy-and-hold potential — look for properties with value-add opportunities.
Rental yields in Yallunda Flat tend to be lower — investors may need to rely on capital growth instead.
The resale market in Yallunda Flat may not support quick-turnaround renovation projects.
Run the numbers on a Yallunda Flat property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Yallunda Flat is expected to see moderate price growth in 2026 as the broader South Australia market stabilises. The rental market in Yallunda Flat should see steady occupancy, with moderate upward pressure on rents. Sentiment is subdued, though improving local conditions could shift perceptions over time.
Yallunda Flat is a coastal area in South Australia with a population of 120. The median rent is $125/week and the median household income is $85,748/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 Yallunda Flat include lifestyle appeal and proximity to the coast. 95% of dwellings are separate houses. The area has approximately 1 schools and 1 parks nearby.
According to the ABS 2021 Census, Yallunda Flat has a population of approximately 120. For historical population trends and intercensal estimates, visit the ABS Census Data Explorer at abs.gov.au.
Yallunda Flat is approximately 257 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.