Perwillowen flood map & planning overlays
A planning-constraint profile of Perwillowen (Sunshine Coast Regional, QLD) - 3.55 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
3.55 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Perwillowen'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.
Perwillowen 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 149 Perwillowen properties.
Lot-level readout
Flood-risk rating across all 149 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Perwillowen.
Perwillowen at a glance
How Perwillowen is zoned
Selling in Perwillowen? 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 3.55 km², Perwillowen is highly constrained by planning overlays. About 8% of the suburb sits within a mapped flood overlay, and 47% is flagged bushfire-prone. The dominant land-use zone is Rural. The terrain is hilly, and the median lot measures about 4,363 m² across 146 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 Perwillowen
Census 2021 figures published by the ABS for the Perwillowen 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 Perwillowen's 213 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Nambour, the wider ABS statistical area containing Perwillowen. There is no annual population series published at suburb level, so this describes the surrounding area rather than Perwillowen itself.
15,361 in 2001 to 24,674 in 2025, up 61%.
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 Perwillowen 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 →Perwillowen planning - frequently asked
Where can I see a flood map of Perwillowen?
The schematic on this page is a Perwillowen flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 8% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Perwillowen address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Perwillowen flood-prone?
About 8% of Perwillowen falls within a mapped flood overlay, against a Sunshine Coast Regional average of 32%. Looking lot by lot, 39% of the 149 properties we analysed in Perwillowen carry some level of mapped flood risk, including 56 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 Perwillowen bushfire-prone?
Yes - around 47% of Perwillowen is mapped as bushfire-prone, compared with a Sunshine Coast Regional average of 38%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Perwillowen?
The dominant planning zone in Perwillowen is Rural, though the suburb also includes Emerging Community and Low Density Residential. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Perwillowen have heritage-listed places?
No heritage-listed places are on record within Perwillowen. Even so, it is worth confirming for an individual property before any works.
Is Perwillowen hilly or flat?
Perwillowen is hilly: the median lot slope is about 15%, and 46% of properties sit on slopes of 15% or steeper. Ground level runs from roughly 30 m to 307 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 Perwillowen?
Across 146 surveyed parcels in Perwillowen, the median lot size is about 4,363 m². There are also 58 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 Perwillowen?
At the 2021 Census Perwillowen had 213 usual residents, with a median age of 54 and an average household size of 2.6 people. The wider Nambour statistical area, which contains Perwillowen, went from 15,361 people in 2001 to 24,674 in 2025, up 61%. ABS publishes no annual population series for individual suburbs, so that trend describes the surrounding area rather than Perwillowen alone.
Is Perwillowen an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Perwillowen 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 Perwillowen?
Median household income in Perwillowen was $1,562 a week at the 2021 Census, against $1,674 for the typical suburb in Sunshine Coast Regional. Median rent was $350 a week and the median mortgage repayment $2,068 a month. These are 2021 Census figures and have not been indexed to today.
Do I need a planning report for a Perwillowen property?
A Perwillowen 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.