ABS 2021 Census · Updated 21 May 2026
Glendalough is a well-established middle-ring suburb of Perth, Australia, with a population of approximately 2,628, making it a boutique locality. Located 5 km from the Perth CBD, Glendalough is a middle ring area in Western Australia. The median household income is $81,224 per year.
Household incomes in Glendalough sit in a comfortable mid-range for the Western Australia market. The short commute to the city centre is a key demand driver.
Official Australia Post postcode for Glendalough. 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 Glendalough 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.
Glendalough is a smaller community of 2,628 — about 47% of the Western Australia suburb median (5,605) — so investors should factor in the narrower buyer pool and longer average time-on-market. Household income of $81,224/year is 19% below the Western Australia median of $99,736, typically translating into lower entry prices and a tenant base more sensitive to rent increases. Median weekly rent of $280 equates to $1,213/month — about 93% of the median mortgage repayment of $1,300/month — meaning rental income covers most of a typical owner's repayment and this is a genuine cash-flow suburb before tax benefits. At 5 km from the Perth CBD, Glendalough sits inside the high-demand inner ring — properties here compete directly with the city's employment, transport and amenity networks. Only 7% 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.
Middle-ring locations like this one historically reward patient holders — focus on homes near catchment-zone schools and major transport. Local rents consume roughly 18% of household income — a useful sanity check on tenant affordability.
How Glendalough stacks up against the median of all Western Australia suburbs in our dataset. Positive values mean Glendalough sits above the state median; negative means below.
| Metric | Glendalough | WA median | Δ vs state |
|---|---|---|---|
| Population | 2,628 | 5,605 | -53% |
| Median household income | $81,224/yr | $99,736/yr | -19% |
| Median rent (weekly) | $280 | $350 | -20% |
| Median mortgage (monthly) | $1,300 | $1,902 | -32% |
| Distance to CBD | 5 km | 20 km | -75% |
| Separate houses | 7% | 79% | -72pp |
Pre-inspection briefing for Glendalough — every item is derived from public datasets, with full citations in our data sources page.
Limited buy-and-hold upside: a small population of 2,628 means liquidity is thin and capital growth tends to lag the wider Western Australia market over full cycles.
Strong rental coverage: $280/week (~$1,213/month) covers 93% of the $1,300/month median mortgage repayment, so the shortfall sits at just $87/month. Investors targeting positive cash flow should shortlist this suburb.
Only 7% 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 Glendalough property
Scenario comparison, cash flow analysis, tax modelling, and PDF export — all in one place.
Create free account →Capital-growth expectations for Glendalough are modest for 2026 — incomes 19% below the WA median of $99,736 and a population of 2,628 suggest gains will lag headline metro markets. Rental coverage runs at ~93% of the typical mortgage ($1,213/month rent vs $1,300/month repayment), keeping cash flow in positive or near-neutral territory. The EquitySight investment score of 58/100 places Glendalough 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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Glendalough scores 58/100 on our EquitySight investment framework — a moderate rating. That score is driven by a population of 2,628, median household income of $81,224/year and median weekly rent of $280. 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 Glendalough are proximity to Perth (5 km), a median household income of $81,224/year, a dwelling mix that is 7% 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.
Glendalough has a usual resident population of approximately 2,628, 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.
Glendalough sits 5 km straight-line from the Perth CBD. This is inner-ring territory — pricing competes directly with established Perth employment nodes.
The most recent census recorded a median weekly rent of $280 in Glendalough, equating to approximately $14,560/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 Glendalough is $1,300, or approximately $15,600/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 $280 works out to $1,213/month, covering 93% of the median mortgage repayment of $1,300/month. That leaves a $87/month shortfall (around $1,044/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 (2,628 residents), interest-rate sensitivity on the $1,300 median mortgage, below-median household incomes ($81,224 vs $99,736 state median), a unit-heavy dwelling mix (7% 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.