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ABS 2021 Census · Updated 21 May 2026
Warramboo is a regional centre in South Australia, Australia, with a population of approximately 104, making it a boutique locality. Located approximately 334 km from the Adelaide CBD, Warramboo is a regional area in South Australia. The median household income is $87,724 per year.
Warramboo has a solid income profile that supports reliable occupancy rates. Regional positioning means lower entry costs but potentially longer hold periods for capital gains.
Official Australia Post postcode for Warramboo. A postcode may cover multiple suburbs.
Australia Post Postcode Finder →Usual resident population at the most recent census.
Weekly median rent for occupied homes. Live rental data integration coming soon.
Annual median household income (before tax) across all households.
Straight-line distance from the suburb centroid to the nearest capital city CBD. Actual driving distance will be longer.
Estimated 1 school within or near this suburb.
Find schools near Warramboo on My School →Estimated 1 park and green spaces near this suburb.
Monthly median mortgage repayment for households currently paying off a mortgage.
Proportion of separate houses versus units, townhouses, and other home types. Useful for investors assessing rental demand mix.
Warramboo is a smaller community of 104 — about 3% of the South Australia suburb median (3,699) — so investors should factor in the narrower buyer pool and longer average time-on-market. Households here earn $87,724/year on average — 8% above the SA suburb median of $80,964 — a modest premium that supports resilient owner-occupier demand. Warramboo is 334 km from Adelaide, so the local market tracks regional employment and lifestyle drivers more than CBD-driven commuter demand.
How Warramboo stacks up against the median of all South Australia suburbs in our dataset. Positive values mean Warramboo sits above the state median; negative means below.
| Metric | Warramboo | SA median | Δ vs state |
|---|---|---|---|
| Population | 104 | 3,699 | -97% |
| Median household income | $87,724/yr | $80,964/yr | +8% |
| Median mortgage (monthly) | $867 | $1,616 | -46% |
| Distance to CBD | 334 km | 13 km | +2469% |
| Separate houses | 68% | 73% | -5pp |
Pre-inspection briefing for Warramboo — every item is derived from public datasets, with full citations in our data sources page.
Limited buy-and-hold upside: a small population of 104 means liquidity is thin and capital growth tends to lag the wider South Australia market over full cycles.
Median rental data was not captured for Warramboo. Use current realestate.com.au and Domain listings to triangulate a realistic weekly rent before committing, then feed that number into our rental yield calculator.
With 68% houses in a 104-person market, renovation margins depend on individual street and aspect rather than any suburb-wide story — do comparable-sales analysis before committing capital.
Run the numbers on a Warramboo property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Capital-growth expectations for Warramboo are modest for 2026 — incomes 8% above the SA median of $80,964 and a population of 104 suggest gains will lag headline metro markets. Rental fundamentals will need to be verified against live listings, as a clean median rent was not recorded for Warramboo. The EquitySight investment score of 38/100 places Warramboo in the lower tier of Australian suburbs we profile, and overall investor sentiment is cautious heading into the second half of 2026.
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Warramboo scores 38/100 on our EquitySight investment framework — a weak rating. That score is driven by a population of 104, median household income of $87,724/year. Whether it fits your portfolio depends on whether you are targeting cash flow, capital growth, or a value-add renovation — all three are scored with suburb-specific numbers elsewhere on this page.
The main demand drivers in Warramboo are an above-state-median household income of $87,724/year, a dwelling mix that is 68% separate houses, roughly 1 schools and 1 parks within the catchment. Together these shape both owner-occupier and tenant demand and are the factors we weight most heavily in the suburb's investment score.
Warramboo has a usual resident population of approximately 104, compared with a South Australia suburb median of 3,699 — placing it in the lower half of the state's suburbs by size. Population is the clearest proxy for market depth: more residents mean more transactions and typically a shorter average days-on-market on resale.
Warramboo sits 334 km straight-line from the Adelaide CBD. This is a regional market where CBD distance is only indicative — local industry diversity and commute alternatives matter more.
A reliable median rent was not captured for Warramboo. Benchmark expected weekly rent on realestate.com.au and Domain, or the state rental tribunal's rent dashboard. Most Australian investors target a 4–5% gross yield as a baseline.
The median monthly mortgage repayment in Warramboo is $867, or approximately $10,404/year (vs $1,616/month state median). Stress-test your own borrowing at rates 1–2 percentage points above today's to make sure you can still service the loan through an RBA tightening cycle.
Census data was not complete enough in Warramboo to compute a clean rent-to-mortgage coverage. Use current listings to benchmark weekly rent, then plug your expected purchase price into our rental yield calculator to see whether the investment runs cash-flow positive or negative.
The main risks are a thin buyer pool (104 residents), interest-rate sensitivity on the $867 median mortgage, the broader South Australia market cycle. Each of these is covered in the Risk Factors section above with suburb-specific numbers rather than generic warnings.
Every number on this page comes from the ABS 2021 Census of Population and Housing, Australia Post postcode reference data, and OpenStreetMap amenity tiles. The investment score, strategy verdicts, and comparison table are computed deterministically from those inputs — no opinion, no estimation. See our full methodology and the data sources and licences for the formulas we use.