Suburb overview
Flagstone is a regional centre in Queensland, Australia, with a population of approximately 7,087, making it a smaller community. Located approximately 39 km from the Brisbane CBD, Flagstone is a regional area in Queensland. The median household income is $107,796 per year.
Location
Key indicators
Postcode
4280
Postcode for Flagstone, from a community postcode dataset cross-checked against Australia Post. A postcode may cover multiple suburbs.
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Population
7,087
Usual resident population at the most recent census.
Median weekly rent
$610/wk
Median weekly rent — as at Mar 2026, Residential Tenancies Authority (Qld) (CC BY 4.0).
Distance to CBD
39 km
Straight-line distance from the suburb centroid to the nearest capital city CBD. Actual driving distance will be longer.
Housing
Median monthly mortgage
$1,820/mo
Monthly median mortgage repayment for households currently paying off a mortgage.
Home type
95% houses
Proportion of separate houses versus units, townhouses, and other home types. Useful for investors assessing rental demand mix.
Why people like living in Flagstone
- Family-friendly fringe location — around 39 km from Brisbane.
- Predominantly separate houses (95%) — suburban lifestyle with more land.
- Country-town feel with lower density and slower pace of life.
Who Flagstone suits
Pros and cons
Pros
- Rent sits within an affordable share of local incomes, supporting tenant demand.
- Lower purchase prices and more land for the money.
- Established infrastructure and existing community base.
Cons
- Long distance to the CBD (39 km) — plan for commute time or local employment.
- Traffic can build during peak hours, especially on arterial roads.
Investment insight
Flagstone's population of 7,087 sits 29% above the Queensland suburb median of 5,474, giving it a wider tenant and buyer catchment than the average QLD locality. Median household income of $107,796/year runs 19% above the Queensland suburb median of $90,298, indicating strong purchasing power and the type of demographic profile that tends to sustain premium property prices through market cycles. Median rent of $610/week (as at Mar 2026, Residential Tenancies Authority (Qld)) equates to roughly $2,643/month — about 145% of the $1,820/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 39 km from Brisbane, Flagstone is an outer-metro location where buyers are typically trading commute time for floor space and a lower entry price. Separate houses make up 95% of dwellings — 18 percentage points above the Queensland median of 77% — pointing to a family-oriented, land-rich market where value is concentrated in the underlying block.
Investment tip
Regional property can deliver strong cash-flow yields but liquidity is tighter — plan for longer hold periods and verify local employment stability. At the 2021 Census, local rents consumed roughly 19% of household income — a dated but useful sanity check on tenant affordability.
Flagstone vs Queensland median
How Flagstone stacks up against the median of all Queensland suburbs in our dataset. Positive values mean Flagstone sits above the state median; negative means below.
| Metric | Flagstone | QLD median | Δ vs state |
|---|---|---|---|
| Population | 7,087 | 5,474 | +29% |
| Median household income | $107,796/yr | $90,298/yr | +19% |
| Median rent (weekly, 2021 Census) | $395 | $385 | +3% |
| Median mortgage (monthly, 2021 Census) | $1,820 | $1,733 | +5% |
| Distance to CBD | 39 km | 62 km | -37% |
| Separate houses | 95% | 77% | +18pp |
Investor checklist
Pre-inspection briefing for Flagstone — every item is derived from public datasets, with full citations in our data sources page.
- Market depth: 7,087 residents — 129% of the QLD suburb median (5,474).
- Purchasing power: median household income $107,796/year (+19% vs Queensland suburb median of $90,298).
- Cash-flow coverage (2021 Census): $395/week rent (≈ $1,712/month) covered ~94% of the $1,820/month median mortgage at the 2021 Census — verify against current rents and rates.
- CBD access: 39 km straight-line from Brisbane (state suburb median 62 km).
- Dwelling mix: 95% separate houses — house-dominant market (vs 77% state median).
- Rate stress-test: budget ~$182/month extra for a 1-percentage-point RBA rate rise on top of the $1,820/month median repayment.
- Tenant rent burden: 19% of the median household income is spent on rent — comfortably affordable.
Investment strategy
Solid buy-and-hold profile: a population of 7,087 and household income close to the QLD median ($107,796 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: $395/week (~$1,712/month) covered 94% of the $1,820/month median mortgage, a shortfall of just $108/month. Both rents and repayments have moved since 2021 — verify current figures, though this suburb has historically leaned cash-flow-friendly.
A dwelling mix skewed to houses (95% vs 77% QLD median) combined with a population of 7,087 creates a deeper market for value-add renovations — older stock, separate titles and stronger buyer competition are the usual pattern here.
Risk factors
- Interest-rate sensitivity: the $1,820/month median mortgage in Flagstone means a 1-percentage-point RBA rate rise could add roughly $182/month to repayments, reducing buyer borrowing capacity and cooling prices.
- Flagstone is 39 km from the CBD — not close enough to benefit from the inner-ring pricing halo, so growth depends more heavily on local infrastructure decisions and the wider Queensland market cycle.
- House-dominant stock: 95% of dwellings are separate houses, so value is concentrated in land — weather events, insurance repricing and land-tax changes hit investors here more directly than in a unit-heavy suburb.
- Regulatory risk: changes to Australian tax settings (negative gearing, CGT discount, foreign-buyer surcharges, land-tax thresholds) could reshape after-tax returns in Flagstone regardless of local market conditions.
- Market cycle risk: property markets are cyclical, so stress-test your projections in Flagstone 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 Flagstone property
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Start your journey near Flagstone →2026 outlook
Property values in Flagstone should track the wider Queensland market through 2026, with the $107,796/year median household income (19% above the $90,298 state median) keeping the suburb firmly mid-pack. At the 2021 Census, rental coverage ran at ~94% of the typical mortgage ($1,712/month rent vs $1,820/month repayment), keeping cash flow in positive or near-neutral territory. Verify against current rents and rates. Overall investor sentiment for Flagstone is balanced heading into the second half of 2026, based on its income, rent and mortgage profile relative to the Queensland median.
Frequently asked questions
Is Flagstone a good suburb for investment?
Whether Flagstone suits you depends on your strategy, but the fundamentals are concrete: a population of 7,087, a median household income of $107,796/year and median weekly rent of $395. 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 Flagstone?
The main demand drivers in Flagstone are an above-state-median household income of $107,796/year, a dwelling mix that is 95% separate houses. Together these shape both owner-occupier and tenant demand.
What is the population of Flagstone?
Flagstone has a usual resident population of approximately 7,087, 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 Flagstone from the Brisbane CBD?
Flagstone sits 39 km straight-line from the Brisbane CBD. This is an outer-metro location; local employment and infrastructure announcements tend to move prices more than CBD connectivity alone.
What is the median rent in Flagstone?
The median weekly rent in Flagstone is $610 (as at Mar 2026, Residential Tenancies Authority (Qld)), equating to approximately $31,720/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 Flagstone?
The median monthly mortgage repayment in Flagstone is $1,820, or approximately $21,840/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 Flagstone cash-flow positive for investors?
A median weekly rent of $395 works out to $1,712/month, covering 94% of the median mortgage repayment of $1,820/month. That leaves a $108/month shortfall (around $1,296/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 Flagstone?
The main risks are interest-rate sensitivity on the $1,820 median mortgage, 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 Flagstone 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.