Cornubia flood map & planning overlays
A planning-constraint profile of Cornubia
(Logan City, QLD) - 14.89 km², mapped from live council and
state overlay data. This suburb is highly constrained.
Profile updated 19 September 2026.
Suburb-wide figures; the free map shows which overlays touch your lot.
Constraint readout
14.89 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Cornubia's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
How common is mapped flood risk across Cornubia properties?
Overlay percentages say how much land is constrained; these figures say how many properties are actually touched in a suburb-wide analysis of 3,256 Cornubia properties. No individual property result is identified on this page.
Lot-level readout
Flood-risk rating across all 3,256 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Cornubia.
Cornubia flood history and overland flow
These are suburb-wide totals across 3,256 analysed properties. They show how common each mapped category is across Cornubia; they do not identify or describe any individual property.
Recorded historical flood mapping
161 analysed properties intersect at least one mapped historical event extent.
- Historic Flood 1974: 154
- Historic Flood 2022: 135
- Historic Flood 2017: 111
Mapped overland flow
1,878 analysed properties carry a mapped overland-flow category.
- Low: 1,878
Source: Logan City Council flood mapping, aggregated by LayeredGeo. Categories are only shown where at least five analysed properties share them. An address-level check is still required to determine whether a particular lot is mapped.
Cornubia at a glance
Schools in and near Cornubia
Public school-location data shows availability across the suburb. These figures do not rate schools and do not assign a particular address to a catchment.
Inside the suburb boundary
0 schools providing primary years and 1 providing secondary years. A combined school may be counted in both teaching levels.
Nearest school availability
Primary: 0.02 km from the suburb boundary
Secondary: inside the suburb
Source: Queensland Government school geographic information. Catchment boundaries can divide a suburb and change over time; use the official catchment finder for a specific address.
How Cornubia is zoned
Selling in Cornubia? 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 14.89 km², Cornubia is highly constrained by planning overlays. About 40% of the suburb sits within a mapped flood overlay, and 77% is flagged bushfire-prone. There is 1 heritage-listed site on record, and the dominant land-use zone is Environmental Management and Conservation. The terrain is gently undulating, and the median lot measures about 992 m² across 2,936 parcels.
Who lives in Cornubia
Census 2021 figures published by the ABS for the Cornubia 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 1054, and decile 10 within Queensland. The national average is 1000.
Age profile
Share of Cornubia's 7,810 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Cornubia - Carbrook, the wider ABS statistical area containing Cornubia. There is no annual population series published at suburb level, so this describes the surrounding area rather than Cornubia itself.
7,477 in 2001 to 9,471 in 2025, up 27%.
Source: ABS Census 2021 and SEIFA 2021 (Suburbs and Localities), Regional Population (SA2), CC BY 4.0. Small counts are randomly adjusted by the ABS.
Cornubia property market snapshot
Queensland Government publishes this as a SA2 market series for Cornubia - Carbrook, the wider statistical area containing Cornubia. It is not a valuation and is not specific to this suburb or any individual property.
House sales
Median sale price from 126 sales over 12 months to March 2026.
Unit sales
Median sale price from 25 sales over 12 months to March 2026.
Source: Queensland Government Statistician's Office (QGSO). View the source profile. The same SA2 figure can appear on several suburb pages within that statistical area.
Cornubia data sources and coverage
“Not mapped” means we hold no source layer for this suburb - never an all-clear.
| Dataset | Coverage | Publisher |
|---|---|---|
| Flood mapping | Mapped | the relevant council planning scheme and Queensland Government spatial data |
| Bushfire-prone mapping | Mapped | the relevant council planning scheme and Queensland Government spatial data |
| Zoning | Mapped | the relevant council planning scheme and Queensland Government spatial data |
| Heritage and environment | Mapped where published | the relevant council planning scheme and Queensland Government spatial data |
| Aircraft noise contours (ANEF) | Not held | the relevant council planning scheme and Queensland Government spatial data, Defence |
| Demographics | Available | Australian Bureau of Statistics (2021 Census and SEIFA) |
| School availability | Available | Queensland Government |
| Market statistics | Available at SA2 level | Queensland Government Statistician's Office (QGSO) |
Profile last materially updated 19 September 2026. See the methodology and full source list. Source data changes over time and critical decisions should be checked with the responsible authority.
Check a specific Cornubia 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.
Published flood models are held over parts of Cornubia. The free check tells you whether one reaches an address; where it does, a Flood Model Report is +$9 with the planning report.
The Terrain Report shows the fall of the block - contours, cross sections and a 3D model of the lot (+$9 with the planning report).
Building or pricing a slab? The $119 geotechnical desktop report covers geology, soils, bores and an indicative AS 2870 site class for a Cornubia lot.
See what's in the $9 report →Cornubia planning - frequently asked
Is Cornubia flood-prone?
About 40% of Cornubia falls within a mapped flood overlay, against the council-wide suburb average of 48%. Across the suburb, 33% of the 3,256 properties we analysed carry some level of mapped flood risk, including 240 rated high risk or historically affected.
Is Cornubia bushfire-prone?
Around 77% of Cornubia is mapped as bushfire-prone, compared with a Logan City average of 54%.
What is the zoning in Cornubia?
The dominant planning zone in Cornubia is Environmental Management and Conservation, though the suburb also includes Low Density Residential and Rural Residential.
Does Cornubia have heritage-listed places?
Cornubia has 1 heritage-listed place on record.
Is Cornubia hilly or flat?
Cornubia is gently undulating: the median ground slope is about 7%, and 22% of measured points sit on grades of 15% or steeper. Ground level runs from roughly 6 m to 98 m AHD across the suburb.
What is the typical lot size in Cornubia?
Across 2,936 surveyed parcels in Cornubia, the median lot size is about 992 m². There are also 542 registered easements mapped in the suburb.
Does Cornubia have a train station?
There is no train station inside Cornubia itself. The suburb is served by 15 bus stops.
What is the population of Cornubia?
At the 2021 Census Cornubia had 7,810 usual residents, with a median age of 40 and an average household size of 2.9 people. The wider Cornubia - Carbrook statistical area, which contains Cornubia, went from 7,477 people in 2001 to 9,471 in 2025, up 27%.
Is Cornubia an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Cornubia scores 1054 and sits in decile 9 of 10 nationally and decile 10 within Queensland (decile 1 is the most disadvantaged tenth, decile 10 the least).
What is the median household income in Cornubia?
Median household income in Cornubia was $2,348 a week at the 2021 Census, against $1,924 for the typical suburb in Logan City. Median rent was $440 a week and the median mortgage repayment $2,054 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Loganholme | 3.2 km | 87% | 34% |
| Shailer Park | 3.8 km | 27% | 27% |
| Tanah Merah | 4.3 km | 50% | 32% |
| Mount Cotton Redland City |
4.4 km | 20% | 93% |
| Carbrook | 4.4 km | 73% | 80% |
| Eagleby | 4.8 km | 77% | 27% |
| Bethania | 6.0 km | 88% | 13% |
| Beenleigh | 6.1 km | 56% | 21% |
| Daisy Hill | 6.1 km | 29% | 59% |
| Edens Landing | 6.4 km | 39% | 21% |