Blantyre flood map & planning overlays
A planning-constraint profile of Blantyre (Scenic Rim Regional, QLD) - 6.43 km², mapped from live council and state overlay data. This suburb is moderately constrained.
Everything below is suburb-wide. Overlays change block to block - see which ones actually touch your lot. The map is free.
Constraint readout
6.43 km² - this suburb is moderately constrained by planning overlays.
Elevation hillshade with street names, clipped to Blantyre'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.
Blantyre 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 46 Blantyre properties.
Lot-level readout
Flood-risk rating across all 46 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Blantyre.
Blantyre at a glance
How Blantyre is zoned
Selling in Blantyre? 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 6.43 km², Blantyre is moderately constrained by planning overlays. Flood mapping covers the suburb and none of it falls within a mapped flood overlay, and 29% is flagged bushfire-prone. The dominant land-use zone is Rural. The terrain is gently undulating, and the median lot measures about 111,530 m² across 47 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 Blantyre
Census 2021 figures published by the ABS for the Blantyre 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 992, and decile 7 within Queensland. The national average is 1000.
Population trend, 2001 to 2025
Estimated resident population of Boonah, the wider ABS statistical area containing Blantyre. There is no annual population series published at suburb level, so this describes the surrounding area rather than Blantyre itself.
9,556 in 2001 to 13,450 in 2025, up 41%.
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 Blantyre 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 →Blantyre planning - frequently asked
Where can I see a flood map of Blantyre?
The schematic on this page is a Blantyre flood map: the mapped flood overlays drawn over the suburb's terrain and street grid. Flood lines vary block to block, so for a specific property use the free interactive map - search any Blantyre address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Blantyre flood-prone?
Flood mapping covers Blantyre and none of the suburb falls within a mapped flood overlay (the Scenic Rim Regional average is 19%). Looking lot by lot, 0% of the 46 properties we analysed in Blantyre carry some level of mapped flood risk. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Blantyre bushfire-prone?
Yes - around 29% of Blantyre is mapped as bushfire-prone, compared with a Scenic Rim Regional average of 52%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Blantyre?
The dominant planning zone in Blantyre is Rural, though the suburb also includes Rural Residential. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Blantyre have heritage-listed places?
No heritage-listed places are on record within Blantyre. Even so, it is worth confirming for an individual property before any works.
Is Blantyre hilly or flat?
Blantyre is gently undulating: the median lot slope is about 8%, and 2% of properties sit on slopes of 15% or steeper. Ground level runs from roughly 100 m to 167 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 Blantyre?
Across 47 surveyed parcels in Blantyre, the median lot size is about 111,530 m². There are also 5 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 Blantyre?
At the 2021 Census Blantyre had 54 usual residents, with a median age of 57 and an average household size of 2.4 people. The wider Boonah statistical area, which contains Blantyre, went from 9,556 people in 2001 to 13,450 in 2025, up 41%. ABS publishes no annual population series for individual suburbs, so that trend describes the surrounding area rather than Blantyre alone.
Is Blantyre an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Blantyre scores 992 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 Blantyre?
Median household income in Blantyre was $1,187 a week at the 2021 Census, against $1,562 for the typical suburb in Scenic Rim Regional. These are 2021 Census figures and have not been indexed to today.
Do I need a planning report for a Blantyre property?
A Blantyre 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.