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ABS 2021 Census · Updated 21 May 2026
Strathalbyn is a coastal suburb in Western Australia, Australia, with a population of approximately 1,165, making it a boutique locality. Located approximately 374 km from the Perth CBD, Strathalbyn is a coastal area in Western Australia. The median household income is $117,572 per year.
Strathalbyn benefits from a high-income resident base, supporting premium property pricing. Coastal lifestyle appeal adds a premium that supports long-term demand.
Official Australia Post postcode for Strathalbyn. 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 Strathalbyn 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.
Strathalbyn is a smaller community of 1,165 — about 21% of the Western Australia suburb median (5,605) — so investors should factor in the narrower buyer pool and longer average time-on-market. Median household income of $117,572/year runs 18% above the Western Australia suburb median of $99,736, indicating strong purchasing power and the type of demographic profile that tends to sustain premium property prices through market cycles. Rent of $318/week (77% coverage of the $1,800/month median mortgage) leaves a gap of roughly $422/month that a typical investor bridges with negative gearing, depreciation and capital growth. Strathalbyn is 374 km from Perth, so the local market tracks regional employment and lifestyle drivers more than CBD-driven commuter demand. Separate houses make up 94% of dwellings — 15 percentage points above the Western Australia median of 79% — pointing to a family-oriented, land-rich market where value is concentrated in the underlying block.
How Strathalbyn stacks up against the median of all Western Australia suburbs in our dataset. Positive values mean Strathalbyn sits above the state median; negative means below.
| Metric | Strathalbyn | WA median | Δ vs state |
|---|---|---|---|
| Population | 1,165 | 5,605 | -79% |
| Median household income | $117,572/yr | $99,736/yr | +18% |
| Median rent (weekly) | $318 | $350 | -9% |
| Median mortgage (monthly) | $1,800 | $1,902 | -5% |
| Distance to CBD | 374 km | 20 km | +1770% |
| Separate houses | 94% | 79% | +15pp |
Pre-inspection briefing for Strathalbyn — every item is derived from public datasets, with full citations in our data sources page.
Limited buy-and-hold upside: a small population of 1,165 means liquidity is thin and capital growth tends to lag the wider Western Australia market over full cycles.
Moderate rental coverage: rent of $318/week covers 77% of a $1,800/month mortgage, leaving a $422/month gap that an investor bridges with equity, depreciation and tax benefits.
With 94% houses in a 1,165-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 Strathalbyn property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Capital-growth expectations for Strathalbyn are modest for 2026 — incomes 18% above the WA median of $99,736 and a population of 1,165 suggest gains will lag headline metro markets. Rental coverage runs at ~77% of the typical mortgage ($1,378/month rent vs $1,800/month repayment), leaving a manageable top-up for most investors. The EquitySight investment score of 58/100 places Strathalbyn in the mid tier of Australian suburbs we profile, and overall investor sentiment is balanced heading into the second half of 2026.
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Strathalbyn scores 58/100 on our EquitySight investment framework — a moderate rating. That score is driven by a population of 1,165, median household income of $117,572/year and median weekly rent of $318. 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 Strathalbyn are an above-state-median household income of $117,572/year, a dwelling mix that is 94% 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.
Strathalbyn has a usual resident population of approximately 1,165, compared with a Western Australia suburb median of 5,605 — 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.
Strathalbyn sits 374 km straight-line from the Perth CBD. This is a regional market where CBD distance is only indicative — local industry diversity and commute alternatives matter more.
The most recent census recorded a median weekly rent of $318 in Strathalbyn, equating to approximately $16,536/year in gross rental income (state median $350/week). Market rents have typically drifted above the recorded figure — verify against current listings on realestate.com.au and Domain before making an offer.
The median monthly mortgage repayment in Strathalbyn is $1,800, or approximately $21,600/year (vs $1,902/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.
A median weekly rent of $318 works out to $1,378/month, covering 77% of the median mortgage repayment of $1,800/month. That leaves a $422/month shortfall (around $5,064/year before tax benefits), so a typical owner-occupier-priced property here is negatively geared. Actual cash flow depends on your deposit, loan terms, ownership costs and marginal tax rate — run the full numbers in our rental yield calculator.
The main risks are a thin buyer pool (1,165 residents), interest-rate sensitivity on the $1,800 median mortgage, the broader Western 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.