Austinville flood map & planning overlays
A planning-constraint profile of Austinville (Gold Coast City, QLD) - 21.32 km², mapped from live council and state overlay data. This suburb is highly constrained.
Everything below is suburb-wide. Overlays change block to block - see which ones actually touch your lot. The map is free.
Constraint readout
21.32 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Austinville's boundary, with the flood, bushfire and environmental overlays drawn on top. It shows where constraints fall; the interactive map shows them on your exact address.
Austinville flood risk at the property level
Overlay percentages say how much land is constrained; these figures say how many properties are actually touched, from our lot-by-lot analysis of 135 Austinville properties.
Lot-level readout
Flood-risk rating across all 135 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Austinville.
Austinville at a glance
How Austinville is zoned
Selling in Austinville? The lot-level zone is the zoning Part 3 of Queensland's Form 2 seller disclosure statement asks for - see our Form 2 planning data guide.
Across its 21.32 km², Austinville is highly constrained by planning overlays. About 2% of the suburb sits within a mapped flood overlay, and 99% is flagged bushfire-prone. The dominant land-use zone is Conservation. The terrain is steep, and the median lot measures about 39,686 m² across 170 parcels. These figures are suburb-wide - the overlays that actually apply to a given lot can differ block to block, which is what a property-level check tells you.
Who lives in Austinville
Census 2021 figures published by the ABS for the Austinville suburb boundary itself, not a wider region.
Socio-economic standing
ABS SEIFA 2021 ranks every Australian suburb. Decile 1 is the most disadvantaged tenth of the country, decile 10 the least.
Score 998, and decile 7 within Queensland. The national average is 1000.
Age profile
Share of Austinville's 403 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Guanaba - Springbrook, the wider ABS statistical area containing Austinville. There is no annual population series published at suburb level, so this describes the surrounding area rather than Austinville itself.
3,590 in 2001 to 4,687 in 2025, up 31%.
Source: Australian Bureau of Statistics. Census of Population and Housing 2021 (General Community Profile) and SEIFA 2021, both published at the Suburbs and Localities level; Regional Population (estimated resident population) at Statistical Area Level 2. Used under CC BY 4.0. Census counts of small populations are randomly adjusted by the ABS to protect confidentiality, so figures for small suburbs are indicative.
Check a specific Austinville address
See exactly which overlays touch a single property - the interactive map is free. Need it on paper? A full planning PDF is just $9.
See what's in the $9 report →Austinville planning - frequently asked
Where can I see a flood map of Austinville?
The schematic on this page is a Austinville flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 2% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Austinville address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Austinville flood-prone?
About 2% of Austinville falls within a mapped flood overlay, against a Gold Coast City average of 49%. Looking lot by lot, 44% of the 135 properties we analysed in Austinville carry some level of mapped flood risk, including 53 rated high risk or historically affected. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Austinville bushfire-prone?
Yes - around 99% of Austinville is mapped as bushfire-prone, compared with a Gold Coast City average of 48%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Austinville?
The dominant planning zone in Austinville is Conservation, though the suburb also includes Rural and Open space. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Austinville have heritage-listed places?
No heritage-listed places are on record within Austinville. Even so, it is worth confirming for an individual property before any works.
Is Austinville hilly or flat?
Austinville is steep: the median lot slope is about 23%, and 87% of properties sit on slopes of 15% or steeper. Ground level runs from roughly 48 m to 420 m AHD across the suburb. Slope drives site costs - cut and fill, retaining walls and driveway grades - so it is worth knowing before you commit to a sloping block.
What is the typical lot size in Austinville?
Across 170 surveyed parcels in Austinville, the median lot size is about 39,686 m². There are also 41 registered easements mapped in the suburb - an easement can restrict where you can build, so always check the title and overlays for the specific lot.
What is the population of Austinville?
At the 2021 Census Austinville had 403 usual residents, with a median age of 43 and an average household size of 3.2 people. The wider Guanaba - Springbrook statistical area, which contains Austinville, went from 3,590 people in 2001 to 4,687 in 2025, up 31%. ABS publishes no annual population series for individual suburbs, so that trend describes the surrounding area rather than Austinville alone.
Is Austinville an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Austinville scores 998 and sits in decile 6 of 10 nationally and decile 7 within Queensland - decile 1 being the most disadvantaged tenth of Australian suburbs and decile 10 the least. The national average score is 1000. SEIFA summarises income, education, occupation and housing across the whole suburb, so it describes the area, not any particular household in it.
What is the median household income in Austinville?
Median household income in Austinville was $1,766 a week at the 2021 Census, against $1,830 for the typical suburb in Gold Coast City. Median rent was $325 a week and the median mortgage repayment $1,803 a month. These are 2021 Census figures and have not been indexed to today.
Do I need a planning report for a Austinville property?
A Austinville planning report pulls every overlay - zoning, flood, bushfire, heritage and environmental - that touches a single lot, on live council and state data. The interactive map preview is free; a full PDF report is $9.