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ABS 2021 Census · Updated 21 May 2026
Geranium Plains is a regional centre in South Australia, Australia, with a population of approximately 5, making it a boutique locality. Located approximately 120 km from the Adelaide CBD, Geranium Plains is a regional area in South Australia. The median household income is $142,948 per year.
Geranium Plains benefits from a high-income resident base, supporting premium property pricing. Regional positioning means lower entry costs but potentially longer hold periods for capital gains.
Official Australia Post postcode for Geranium Plains. 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 Geranium Plains 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.
Geranium Plains is a smaller community of 5 — about 0% of the South Australia suburb median (3,699) — so investors should factor in the narrower buyer pool and longer average time-on-market. Median household income of $142,948/year runs 77% above the South Australia suburb median of $80,964, indicating strong purchasing power and the type of demographic profile that tends to sustain premium property prices through market cycles. Geranium Plains is 120 km from Adelaide, so the local market tracks regional employment and lifestyle drivers more than CBD-driven commuter demand.
How Geranium Plains stacks up against the median of all South Australia suburbs in our dataset. Positive values mean Geranium Plains sits above the state median; negative means below.
| Metric | Geranium Plains | SA median | Δ vs state |
|---|---|---|---|
| Population | 5 | 3,699 | -100% |
| Median household income | $142,948/yr | $80,964/yr | +77% |
| Distance to CBD | 120 km | 13 km | +823% |
Pre-inspection briefing for Geranium Plains — every item is derived from public datasets, with full citations in our data sources page.
Limited buy-and-hold upside: a small population of 5 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 Geranium Plains. 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 a population of 5, the resale market in Geranium Plains may not reliably reward cosmetic renovations — a longer hold is typically a better strategy at this scale, letting land-value appreciation do the work instead.
Run the numbers on a Geranium Plains property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Capital-growth expectations for Geranium Plains are modest for 2026 — incomes 77% above the SA median of $80,964 and a population of 5 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 Geranium Plains. The EquitySight investment score of 49/100 places Geranium Plains in the mid tier of Australian suburbs we profile, and overall investor sentiment is cautious heading into the second half of 2026.
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Geranium Plains scores 49/100 on our EquitySight investment framework — a moderate rating. That score is driven by a population of 5, median household income of $142,948/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 Geranium Plains are an above-state-median household income of $142,948/year, 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.
Geranium Plains has a usual resident population of approximately 5, 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.
Geranium Plains sits 120 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 Geranium Plains. 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.
A reliable median mortgage figure was not captured for Geranium Plains. Use our loan serviceability calculator to estimate a realistic monthly repayment for your target purchase price and deposit.
Census data was not complete enough in Geranium Plains 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 (5 residents), interest-rate sensitivity, 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.