ABS 2021 Census · Updated 21 May 2026
Guilderton is a well-established middle-ring suburb of Perth, Australia, with a population of approximately 158, making it a boutique locality. Located approximately 75 km from the Perth CBD, Guilderton is a middle ring area in Western Australia. The median household income is $49,348 per year.
Guilderton's income profile suggests a value-oriented market with competitive purchase prices. Greater distance from the CBD may temper short-term capital growth.
Official Australia Post postcode for Guilderton. 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 Guilderton 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.
Guilderton is a smaller community of 158 — about 3% of the Western Australia suburb median (5,605) — so investors should factor in the narrower buyer pool and longer average time-on-market. Guilderton's median household income of $49,348/year is 51% 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. Rent of $255/week (89% coverage of the $1,235/month median mortgage) leaves a gap of roughly $130/month that a typical investor bridges with negative gearing, depreciation and capital growth. Guilderton is 75 km from Perth, so the local market tracks regional employment and lifestyle drivers more than CBD-driven commuter demand. Only 14% of dwellings are separate houses (vs 79% state median), so this is a unit-heavy market where body-corporate decisions and strata supply meaningfully shape investor returns.
How Guilderton stacks up against the median of all Western Australia suburbs in our dataset. Positive values mean Guilderton sits above the state median; negative means below.
| Metric | Guilderton | WA median | Δ vs state |
|---|---|---|---|
| Population | 158 | 5,605 | -97% |
| Median household income | $49,348/yr | $99,736/yr | -51% |
| Median rent (weekly) | $255 | $350 | -27% |
| Median mortgage (monthly) | $1,235 | $1,902 | -35% |
| Distance to CBD | 75 km | 20 km | +275% |
| Separate houses | 14% | 79% | -65pp |
Pre-inspection briefing for Guilderton — every item is derived from public datasets, with full citations in our data sources page.
Limited buy-and-hold upside: a small population of 158 means liquidity is thin and capital growth tends to lag the wider Western Australia market over full cycles.
Strong rental coverage: $255/week (~$1,105/month) covers 89% of the $1,235/month median mortgage repayment, so the shortfall sits at just $130/month. Investors targeting positive cash flow should shortlist this suburb.
Only 14% of dwellings are separate houses (vs 79% WA median) — this is a unit and townhouse market, where cosmetic flips struggle against body-corporate restrictions, thinner after-reno uplift and competing new supply.
Run the numbers on a Guilderton property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Capital-growth expectations for Guilderton are modest for 2026 — incomes 51% below the WA median of $99,736 and a population of 158 suggest gains will lag headline metro markets. Rental coverage runs at ~89% of the typical mortgage ($1,105/month rent vs $1,235/month repayment), keeping cash flow in positive or near-neutral territory. The EquitySight investment score of 31/100 places Guilderton 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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Guilderton scores 31/100 on our EquitySight investment framework — a weak rating. That score is driven by a population of 158, median household income of $49,348/year and median weekly rent of $255. 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 Guilderton are a median household income of $49,348/year, a dwelling mix that is 14% 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.
Guilderton has a usual resident population of approximately 158, 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.
Guilderton sits 75 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 $255 in Guilderton, equating to approximately $13,260/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 Guilderton is $1,235, or approximately $14,820/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 $255 works out to $1,105/month, covering 89% of the median mortgage repayment of $1,235/month. That leaves a $130/month shortfall (around $1,560/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 (158 residents), interest-rate sensitivity on the $1,235 median mortgage, below-median household incomes ($49,348 vs $99,736 state median), a unit-heavy dwelling mix (14% houses) where body-corporate costs and apartment supply affect resale, 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.