ABS 2021 Census · Updated 31 March 2026
Seddon is a regional centre in South Australia, Australia, with a population of approximately 107, making it a boutique locality. Located approximately 158 km from the Adelaide CBD, Seddon is a regional area in South Australia. The median household income is $88,816 AUD per year (ABS 2021 Census).
Seddon has a solid income profile that supports reliable occupancy rates. Distance from major centres is a consideration, though regional markets can offer higher rental yields.
Map shows Seddon, South Australia, Australia.
Official Australia Post postcode for Seddon. 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 Seddon 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, Seddon 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 $125/week (ABS 2021) indicates an affordable rental market. Owner-occupiers face a median mortgage repayment of $663/month. The median household income of $88,816/year reflects a solid demographic, supporting sustainable rental demand.
Holding property in Seddon over the medium term may deliver steady, if unspectacular, returns.
Seddon's rental market is softer — budget for potential vacancy periods.
Limited buyer depth in Seddon makes flip strategies higher-risk — consider rental conversion instead.
Run the numbers on a Seddon property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Price movement in Seddon is expected to be flat to modest in 2026, reflecting broader regional market conditions. The rental pipeline in Seddon is thinner — flexible lease terms could help secure tenants faster. Seddon is not a headline market, but contrarian investors may see long-term potential.
Seddon is a regional area in South Australia with a population of 107. The median rent is $125/week and the median household income is $88,816/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 Seddon include regional employment hubs, lifestyle, and affordability. 49% of dwellings are separate houses. The area has approximately 1 schools and 1 parks nearby.
According to the ABS 2021 Census, Seddon has a population of approximately 107. For historical population trends and intercensal estimates, visit the ABS Census Data Explorer at abs.gov.au.
Seddon is approximately 158 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.