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ABS 2021 Census · Updated 21 May 2026
Kwinana Beach is an outer-metropolitan suburb of Perth, Australia, with a population of approximately 42, making it a boutique locality. Located approximately 32 km from the Perth CBD, Kwinana Beach is a outer metro area in Western Australia. The median household income is $58,500 per year.
Lower income levels in Kwinana Beach typically translate to more affordable entry points for investors. Greater distance from the CBD may temper short-term capital growth.
Official Australia Post postcode for Kwinana Beach. 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 Kwinana Beach 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.
Kwinana Beach is a smaller community of 42 — about 1% of the Western Australia suburb median (5,605) — so investors should factor in the narrower buyer pool and longer average time-on-market. Kwinana Beach's median household income of $58,500/year is 41% below the Western Australia suburb median ($99,736) — this is an affordability play where returns lean on yield and patient capital growth rather than demographic premium. Median weekly rent of $423 equates to $1,833/month — about 169% of the median mortgage repayment of $1,084/month — meaning rental income covers most of a typical owner's repayment and this is a genuine cash-flow suburb before tax benefits. At 32 km from Perth, Kwinana Beach is an outer-metro location where buyers are typically trading commute time for floor space and a lower entry price. Separate houses make up 233% of dwellings — 154 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 Kwinana Beach stacks up against the median of all Western Australia suburbs in our dataset. Positive values mean Kwinana Beach sits above the state median; negative means below.
| Metric | Kwinana Beach | WA median | Δ vs state |
|---|---|---|---|
| Population | 42 | 5,605 | -99% |
| Median household income | $58,500/yr | $99,736/yr | -41% |
| Median rent (weekly) | $423 | $350 | +21% |
| Median mortgage (monthly) | $1,084 | $1,902 | -43% |
| Distance to CBD | 32 km | 20 km | +60% |
| Separate houses | 233% | 79% | +154pp |
Pre-inspection briefing for Kwinana Beach — every item is derived from public datasets, with full citations in our data sources page.
Limited buy-and-hold upside: a small population of 42 means liquidity is thin and capital growth tends to lag the wider Western Australia market over full cycles.
Strong rental coverage: $423/week (~$1,833/month) covers 169% of the $1,084/month median mortgage repayment, so the shortfall sits at just $0/month. Investors targeting positive cash flow should shortlist this suburb.
With 233% houses in a 42-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 Kwinana Beach property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Capital-growth expectations for Kwinana Beach are modest for 2026 — incomes 41% below the WA median of $99,736 and a population of 42 suggest gains will lag headline metro markets. Rental coverage runs at ~169% of the typical mortgage ($1,833/month rent vs $1,084/month repayment), keeping cash flow in positive or near-neutral territory. The EquitySight investment score of 36/100 places Kwinana Beach 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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Kwinana Beach scores 36/100 on our EquitySight investment framework — a weak rating. That score is driven by a population of 42, median household income of $58,500/year and median weekly rent of $423. 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 Kwinana Beach are a median household income of $58,500/year, a dwelling mix that is 233% 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.
Kwinana Beach has a usual resident population of approximately 42, 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.
Kwinana Beach sits 32 km straight-line from the Perth CBD. This is an outer-metro location; local employment and infrastructure announcements tend to move prices more than CBD connectivity alone.
The most recent census recorded a median weekly rent of $423 in Kwinana Beach, equating to approximately $21,996/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 Kwinana Beach is $1,084, or approximately $13,008/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 $423 works out to $1,833/month, covering 169% of the median mortgage repayment of $1,084/month. That means rent exceeds the median repayment by roughly $749/month, so on these numbers Kwinana Beach leans cash-flow-positive before accounting for strata, council rates, insurance and maintenance. 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 (42 residents), interest-rate sensitivity on the $1,084 median mortgage, below-median household incomes ($58,500 vs $99,736 state median), 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.