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ABS 2021 Census · Updated 21 May 2026
Winthrop is an outer-metropolitan suburb of Perth, Australia, with a population of approximately 6,020, making it a smaller community. Located approximately 12 km from the Perth CBD, Winthrop is a outer metro area in Western Australia. The median household income is $120,848 per year.
Strong household incomes in Winthrop underpin solid property demand. The short commute to the city centre is a key demand driver.
Official Australia Post postcode for Winthrop. 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 2 schools within or near this suburb.
Find schools near Winthrop on My School →Estimated 2 parks 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.
6,020 residents places Winthrop squarely in the middle of the Western Australia suburb size distribution (state median 5,605), with market depth comparable to most WA localities. Median household income of $120,848/year runs 21% 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. Median weekly rent of $545 equates to $2,362/month — about 102% of the median mortgage repayment of $2,317/month — meaning rental income covers most of a typical owner's repayment and this is a genuine cash-flow suburb before tax benefits. 12 km from Perth places Winthrop in the middle commuter belt, close enough for daily trips by car or rail but at a materially lower price point than inner suburbs.
This suburb suits long-term investors due to steady population growth and affordable entry prices. Look for established streets close to schools and shops rather than raw new-estate land. Local rents consume roughly 23% of household income — a useful sanity check on tenant affordability.
How Winthrop stacks up against the median of all Western Australia suburbs in our dataset. Positive values mean Winthrop sits above the state median; negative means below.
| Metric | Winthrop | WA median | Δ vs state |
|---|---|---|---|
| Population | 6,020 | 5,605 | +7% |
| Median household income | $120,848/yr | $99,736/yr | +21% |
| Median rent (weekly) | $545 | $350 | +56% |
| Median mortgage (monthly) | $2,317 | $1,902 | +22% |
| Distance to CBD | 12 km | 20 km | -40% |
| Separate houses | 93% | 79% | +14pp |
Pre-inspection briefing for Winthrop — every item is derived from public datasets, with full citations in our data sources page.
Strong buy-and-hold fundamentals: household incomes run 21% above the Western Australia suburb median ($120,848 vs $99,736), and the 12 km CBD distance keeps this suburb in the primary demand zone. In Western Australia, suburbs with this profile have historically clustered in the upper tercile of 10-year capital growth.
Strong rental coverage: $545/week (~$2,362/month) covers 102% of the $2,317/month median mortgage repayment, so the shortfall sits at just $0/month. Investors targeting positive cash flow should shortlist this suburb.
A dwelling mix skewed to houses (93% vs 79% WA median) combined with a population of 6,020 creates a deeper market for value-add renovations — older stock, separate titles and stronger buyer competition are the usual pattern here.
Run the numbers on a Winthrop property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Winthrop enters 2026 with a demographic tailwind — household incomes 21% above the Western Australia suburb median of $99,736 and a population of 6,020 give it the depth and purchasing power to outperform the wider WA market over the next 12–18 months. Rental coverage runs at ~102% of the typical mortgage ($2,362/month rent vs $2,317/month repayment), keeping cash flow in positive or near-neutral territory. The EquitySight investment score of 77/100 places Winthrop in the upper-middle tier of Australian suburbs we profile, and overall investor sentiment is constructive heading into the second half of 2026.
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Winthrop scores 77/100 on our EquitySight investment framework — a good rating. That score is driven by a population of 6,020, median household income of $120,848/year and median weekly rent of $545. 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 Winthrop are proximity to Perth (12 km), an above-state-median household income of $120,848/year, a dwelling mix that is 93% separate houses, roughly 2 schools and 2 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.
Winthrop has a usual resident population of approximately 6,020, compared with a Western Australia suburb median of 5,605 — placing it in the upper 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.
Winthrop sits 12 km straight-line from the Perth CBD. This is comfortable commuter territory, with reasonable rail and road access to the city.
The most recent census recorded a median weekly rent of $545 in Winthrop, equating to approximately $28,340/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 Winthrop is $2,317, or approximately $27,804/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 $545 works out to $2,362/month, covering 102% of the median mortgage repayment of $2,317/month. That means rent exceeds the median repayment by roughly $45/month, so on these numbers Winthrop 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 interest-rate sensitivity on the $2,317 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.