Suburb overview
St Lucia is a well-established middle-ring suburb of Brisbane, Australia, with a population of approximately 12,220, making it a smaller community. Located 4 km from the Brisbane CBD, St Lucia is a middle ring area in Queensland. The median household income is $91,572 per year.
Location
Key indicators
Postcode
4067
Postcode for St Lucia, from a community postcode dataset cross-checked against Australia Post. A postcode may cover multiple suburbs.
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Population
12,220
Usual resident population at the most recent census.
Median weekly rent
$550/wk
Median weekly rent — as at Mar 2026, Residential Tenancies Authority (Qld) (CC BY 4.0).
Distance to CBD
4 km
Straight-line distance from the suburb centroid to the nearest capital city CBD. Actual driving distance will be longer.
Housing
Median monthly mortgage
$2,000/mo
Monthly median mortgage repayment for households currently paying off a mortgage.
Home type
29% houses
Proportion of separate houses versus units, townhouses, and other home types. Useful for investors assessing rental demand mix.
Why people like living in St Lucia
- Short commute into Brisbane: ~4 km from the CBD.
- High-density unit mix (71% non-house dwellings) — urban, low-maintenance living.
- Established streets, local shops, and schools within the neighbourhood.
Who St Lucia suits
Pros and cons
Pros
- Rent sits within an affordable share of local incomes, supporting tenant demand.
- Short distance to the CBD makes commuting straightforward.
- Established middle-ring position between the CBD and the urban fringe.
Cons
- Median mortgage sits above the Queensland state median — entry costs are stretched.
- Traffic can build during peak hours, especially on arterial roads.
Investment insight
With 12,220 residents, St Lucia is one of Queensland's more populous suburbs — roughly 2.2× the state median of 5,474 — giving it a deep buyer and tenant pool that typically supports higher transaction volumes and shorter average days on market. At $91,572/year, household income in St Lucia is within 1% of the Queensland median ($90,298), placing the suburb firmly in the state's mainstream demographic band. Median rent of $550/week (as at Mar 2026, Residential Tenancies Authority (Qld)) equates to roughly $2,383/month — about 119% of the $2,000/month median mortgage repayment recorded at the 2021 Census. On those figures rental income covers most or all of the recorded repayment, but repayments on new loans have risen with interest rates since 2021, so re-run the coverage at today's rates before treating this as a cash-flow suburb. At 4 km from the Brisbane CBD, St Lucia sits inside the high-demand inner ring — properties here compete directly with the city's employment, transport and amenity networks. Only 29% of dwellings are separate houses (vs 77% state median), so this is a unit-heavy market where body-corporate decisions and strata supply meaningfully shape investor returns.
Investment tip
Middle-ring locations like this one historically reward patient holders — focus on homes near catchment-zone schools and major transport. At the 2021 Census, local rents consumed roughly 23% of household income — a dated but useful sanity check on tenant affordability.
St Lucia vs Queensland median
How St Lucia stacks up against the median of all Queensland suburbs in our dataset. Positive values mean St Lucia sits above the state median; negative means below.
| Metric | St Lucia | QLD median | Δ vs state |
|---|---|---|---|
| Population | 12,220 | 5,474 | +123% |
| Median household income | $91,572/yr | $90,298/yr | +1% |
| Median rent (weekly, 2021 Census) | $410 | $385 | +6% |
| Median mortgage (monthly, 2021 Census) | $2,000 | $1,733 | +15% |
| Distance to CBD | 4 km | 62 km | -94% |
| Separate houses | 29% | 77% | -48pp |
Investor checklist
Pre-inspection briefing for St Lucia — every item is derived from public datasets, with full citations in our data sources page.
- Market depth: 12,220 residents — 223% of the QLD suburb median (5,474).
- Purchasing power: median household income $91,572/year (+1% vs Queensland suburb median of $90,298).
- Cash-flow coverage (2021 Census): $410/week rent (≈ $1,777/month) covered ~89% of the $2,000/month median mortgage at the 2021 Census — verify against current rents and rates.
- CBD access: 4 km straight-line from Brisbane (state suburb median 62 km).
- Dwelling mix: 29% separate houses — unit-heavy market (vs 77% state median).
- Rate stress-test: budget ~$200/month extra for a 1-percentage-point RBA rate rise on top of the $2,000/month median repayment.
- Tenant rent burden: 23% of the median household income is spent on rent — comfortably affordable.
Investment strategy
Solid buy-and-hold profile: a population of 12,220 and household income close to the QLD median ($91,572 vs $90,298) give the market enough depth for patient capital growth without the premium entry price of inner suburbs.
Strong rental coverage at the 2021 Census: $410/week (~$1,777/month) covered 89% of the $2,000/month median mortgage, a shortfall of just $223/month. Both rents and repayments have moved since 2021 — verify current figures, though this suburb has historically leaned cash-flow-friendly.
Only 29% of dwellings are separate houses (vs 77% QLD median) — this is a unit and townhouse market, where cosmetic flips struggle against body-corporate restrictions, thinner after-reno uplift and competing new supply.
Risk factors
- Interest-rate sensitivity: the $2,000/month median mortgage in St Lucia means a 1-percentage-point RBA rate rise could add roughly $200/month to repayments, reducing buyer borrowing capacity and cooling prices.
- Strata exposure: only 29% of dwellings in St Lucia are separate houses, so most investment stock is apartments or townhouses subject to body-corporate fees, sinking-fund levies and competing supply from new developments.
- Regulatory risk: changes to Australian tax settings (negative gearing, CGT discount, foreign-buyer surcharges, land-tax thresholds) could reshape after-tax returns in St Lucia regardless of local market conditions.
- Market cycle risk: property markets are cyclical, so stress-test your projections in St Lucia with a 10–15% price pullback scenario before committing capital — returns to date are not a guarantee of future performance.
Run the numbers on a St Lucia property
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Start your journey near St Lucia →2026 outlook
Property values in St Lucia should track the wider Queensland market through 2026, with the $91,572/year median household income (close to the $90,298 state median) keeping the suburb firmly mid-pack. At the 2021 Census, rental coverage ran at ~89% of the typical mortgage ($1,777/month rent vs $2,000/month repayment), keeping cash flow in positive or near-neutral territory. Verify against current rents and rates. Overall investor sentiment for St Lucia is constructive heading into the second half of 2026, based on its income, rent and mortgage profile relative to the Queensland median.
Frequently asked questions
Is St Lucia a good suburb for investment?
Whether St Lucia suits you depends on your strategy, but the fundamentals are concrete: a population of 12,220, a median household income of $91,572/year and median weekly rent of $410. Weigh those against your goal — cash flow, capital growth, or a value-add renovation — each of which we break down with suburb-specific ABS numbers elsewhere on this page.
What drives property demand in St Lucia?
The main demand drivers in St Lucia are proximity to Brisbane (4 km), an above-state-median household income of $91,572/year, a dwelling mix that is 29% separate houses. Together these shape both owner-occupier and tenant demand.
What is the population of St Lucia?
St Lucia has a usual resident population of approximately 12,220, compared with a Queensland suburb median of 5,474 — 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.
How far is St Lucia from the Brisbane CBD?
St Lucia sits 4 km straight-line from the Brisbane CBD. This is inner-ring territory — pricing competes directly with established Brisbane employment nodes.
What is the median rent in St Lucia?
The median weekly rent in St Lucia is $550 (as at Mar 2026, Residential Tenancies Authority (Qld)), equating to approximately $28,600/year in gross rental income. Confirm against current listings on realestate.com.au and Domain before making an offer.
What is the typical mortgage repayment in St Lucia?
The median monthly mortgage repayment in St Lucia is $2,000, or approximately $24,000/year (vs $1,733/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.
Is St Lucia cash-flow positive for investors?
A median weekly rent of $410 works out to $1,777/month, covering 89% of the median mortgage repayment of $2,000/month. That leaves a $223/month shortfall (around $2,676/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.
What are the main risks of investing in St Lucia?
The main risks are interest-rate sensitivity on the $2,000 median mortgage, a unit-heavy dwelling mix (29% houses) where body-corporate costs and apartment supply affect resale, the broader Queensland market cycle. Each of these is covered in the Risk Factors section above with suburb-specific numbers rather than generic warnings.
How we built this St Lucia profile
The population figure on this page comes from the ABS 2021 Census. The postcode comes from a community postcode dataset cross-checked against Australia Post. The dwelling mix is from the ABS 2021 Census. The median household income is the ABS 2021 Census median weekly household income, annualised. Distance to the CBD is calculated from the suburb's ABS centroid. The Census median rent and mortgage figures are 2021 figures and are labelled as such wherever they appear — they are five years old and have moved substantially since. The current median weekly rent in Key indicators is a genuine recent figure from Residential Tenancies Authority (Qld) (Mar 2026), published under a Creative Commons licence and dated on the page. We do not publish an investment score or school/park counts for this suburb. See our methodology and data sources for exactly what's measured and what's estimated.