Idalia is in Townsville LGA, QLD, postcode 4811, with population 4,563.
The page has enough signal to be useful, but the story is mixed rather than decisive. Use compare mode to pressure-test it against stronger nearby options, then use the calculator if it still makes the shortlist.
Higher SEIFA context supports a stronger local-quality read.
Price series isn't recorded for this suburb. Census housing data is shown instead.
Indicative cashflow is interest-only and excludes tax — use the calculator for a full projection. Turnover divides recorded sales by an estimated household count (population over average household size).
57% of homes here are owner-occupied and 43% rented, with 7% of landlords negatively geared.
A balanced 57% owner-occupier / 43% renter mix.
ABS Census 2021 tenure (G37), ATO postcode rental statistics, and QuickProperty's investor-exposure index. Owner-occupied = owned outright + with a mortgage.
This suburb 25% · QLD median 19%
Nationally · lighter rent burden than 19% of AU suburbs
Owners with a mortgage repay a median of $1,920/mo, while renters pay about $2,687/mo — renting runs $767/mo higher on these medians.
At the median asking rent, about 37% of households here would spend more than 30% of income on rent (rent stress line: $2,067/wk income).
Getting to work: 87% drive, 0% public transport, 3% walk or cycle, 6% worked from home (2021 Census, taken during COVID-era work-from-home arrangements).
Top 51% most liveable of 4,565Australian suburbs.
Bar = this suburb's percentile · tick = typical (median) peer
Suburb-level access-density index (not an address-level walk-time score), normalised within Australian suburbs. Method based on the Urban Liveability Index (Higgs et al. 2019) and Walk Score — three equal-weighted domains combined with an imbalance penalty.
Development screen
The official state policy page could not be reliably re-verified automatically in the latest review. Treat this screen as preliminary and confirm the current planning and building requirements with the state source and local council.
Rental use: State rental-law changes allow secondary dwellings to be rented more broadly, but implementation depends on an approved lawful dwelling and local planning/building requirements.
Open official policy sourceSuburb share of occupied private dwellings recorded as separate houses.
5.8 pp below the state median
State median 79.3% · 838 valid suburbs
Broad suburb sampling only; the property zoning and overlays can differ.
Near the state median
State median 52.0% · 443 valid suburbs
Demand context only; it does not establish permission to rent a secondary dwelling.
13.2 pp above the state median
State median 29.7% · 838 valid suburbs
The staged suburb layer shows no mapped exposure; this is not a property-level clearance. No broad-area layer staged for this suburb.
Approval pathway
This is an investigation sequence, not a guarantee that every step applies or that approval will be granted.
The current secondary dwelling / granny flat position needs direct confirmation before relying on this screen.
Confirm zoning, lot controls, overlays, setbacks, site coverage and whether planning approval is required.
Confirm the building approval route after the design, site classifications, services and construction requirements are known.
Confirm long-term rental, short-stay or family-use rules separately from permission to construct the dwelling.
Property due diligence
Every check starts unconfirmed. Progress stays in this browser and suburb evidence never clears an address-level requirement.
Confirm title dimensions, usable site area and any minimum lot threshold.
Metadata only. QuickProperty does not store or upload the underlying document.
Test setbacks, private open space, landscaping and maximum site coverage against a concept plan.
Metadata only. QuickProperty does not store or upload the underlying document.
Check survey levels, soil classification, retaining needs and likely earthworks.
Metadata only. QuickProperty does not store or upload the underlying document.
Obtain current property-level zoning, overlays and applicable planning controls.
Metadata only. QuickProperty does not store or upload the underlying document.
Review the title for easements, covenants, restrictions and common property.
Metadata only. QuickProperty does not store or upload the underlying document.
Locate assets and connection points, then confirm capacity, clearances and discharge requirements.
Metadata only. QuickProperty does not store or upload the underlying document.
Confirm service routes, upgrade needs and whether separate metering is permitted or practical.
Metadata only. QuickProperty does not store or upload the underlying document.
Test driveway width, gradients, turning, parking and emergency access requirements.
Metadata only. QuickProperty does not store or upload the underlying document.
Order an address-level bushfire assessment and determine any BAL construction response.
Metadata only. QuickProperty does not store or upload the underlying document.
Obtain property flood information and check floor levels, flow paths and drainage constraints.
Metadata only. QuickProperty does not store or upload the underlying document.
Confirm site classifications that affect structural design, materials and durability.
Metadata only. QuickProperty does not store or upload the underlying document.
Confirm exemption, complying pathway or permit requirements with the responsible authority.
Metadata only. QuickProperty does not store or upload the underlying document.
Identify required survey, design, engineering, energy, certification and inspection evidence.
Metadata only. QuickProperty does not store or upload the underlying document.
Confirm occupation, rental, short-stay and family-use rules plus insurance and tax implications.
Metadata only. QuickProperty does not store or upload the underlying document.
Building due diligence
The National Construction Code is the baseline. Local hazards and site classifications can change the required structure, materials, fixings, insulation and detailing.
About 0.5% of the suburb intersects mapped bushfire-prone land.
May affect: External construction · Roof and wall systems · Openings, screens and decks
Confirm the NCC climate zone used for the building design and energy provisions.
May affect: Insulation and glazing · Condensation control · Roof-space ventilation
A suburb layer cannot determine the site wind classification or Bushfire Attack Level.
May affect: Structure and tie-downs · Cladding and fixings · Openings and bushfire detailing
Confirm marine or corrosive exposure and the applicable termite-management requirements.
May affect: Fasteners and connectors · Roofing and coatings · Termite management
This screen identifies investigation triggers, not building quality or property compliance. Confirm the address, design and current jurisdiction rules with the council, building surveyor or certifier, designer and engineer.
NCC 2022 Housing Provisions: how to use · NCC 2022 Volume Two and Housing Provisions
Estimated exposure to NSW RFS Bush Fire Prone Land (CC BY), point-sampled across the suburb. This shows how much of the suburb sits within the official hazard layer — it is not a Bushfire Attack Level (BAL) rating or a property-level assessment. Obtain a BAL assessment (AS 3959) for an individual property.
Land-use mix estimated by point-sampling the suburb against Queensland council planning-scheme zone polygons (CC BY 4.0). This is a suburb-level snapshot of planning zones, not a parcel-level zoning certificate or development advice. Check the relevant planning scheme for an individual property.
ABS population projection (2022 base) for the Oonoonba SA2 statistical area — the finest official projection grain available; suburb-level projections do not exist.
Idalia is a compact suburb in Queensland within the Townsville local government area (postcode 4811). The area has roughly 4,563 residents and a mix of families and early-career residents, with a median age of 32. Households earn a median income of $131K per year, with an average household size of 2.7 people. Recent annual estimates show population movement staying broadly stable across the broader catchment, with population growth running at +1.1% year-on-year at the LGA level. QLD employment has moved +1.5% year-on-year in the official ABS Labour Force trend series, which provides the broader jobs backdrop for this suburb. QLD also had 35 Commonwealth-backed major projects under construction, 16 underway, and 30 in planning as at 2025-09-01, which is useful as a broader delivery backdrop rather than a suburb-specific project count. The most common occupations are professionals, community & personal service, managers. Employment in the area leans toward healthcare and public admin & safety. The top ancestries reported are English, Australian, Irish.
The current median weekly rent is $620. The median monthly mortgage repayment is $1,920.
Idalia is served by 1 school, including 1 primary. The average ICSEA score is 995, which is around the national average of 1,000. The crime rate in the Townsville LGA is higher than average at 10,565 incidents per 100,000 population.
Looking at the investment signals, Population growth of +1.1% year-on-year points to stable demand fundamentals. Building approvals have changed +0% year-on-year, indicating steady development activity.
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Idalia carries enough direct local evidence for a first-pass decision.
QuickProperty mixes release files, Census baselines, and matched local services on this page. Read the status panel before treating every metric as equally fresh.
QVAS residential dwelling sales aggregated to SA2 and mapped to suburb pages
Use current rent as a starting signal, not as a fixed underwriting truth.
Schools, transport, and hospitals are useful as presence signals, but they still have different source cadences.
Idalia is in the Townsville Local Government Area, QLD, postcode 4811. Council-level context for Townsville LGA (suburb mix, population, rent, and price coverage) is available on the QuickProperty LGA page.
The median weekly rent in Idalia is $620/wk, based on the current market rent dataset. The current rent signal is rent context available.
Rent context available: Idalia has usable rent context. Use this as a suburb screening signal before comparing candidates or modelling a purchase; the matching rent ranking can provide broader market context.
QuickProperty's investment signals for Idalia show: Stable, Steady. These are computed from price, rent, income, and population data — not an opaque score.
Property prices come from state Valuers General offices and ABS Data by Region. Demographics are from ABS Census 2021. School ICSEA scores are from ACARA. Crime statistics are from state police agencies. Transport data is sourced from GTFS feeds.
Property prices update quarterly. RBA macro indicators update with each deploy. Demographics are from Census 2021. School ICSEA scores are from ACARA 2025.