Cannon Hill flood map & planning overlays
A planning-constraint profile of Cannon Hill (Brisbane City, QLD) - 3.83 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
3.83 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Cannon Hill'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.
Cannon Hill 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 3,422 Cannon Hill properties.
Lot-level readout
Flood-risk rating across all 3,422 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Cannon Hill.
Cannon Hill at a glance
How Cannon Hill is zoned
Selling in Cannon Hill? 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 3.83 km², Cannon Hill is highly constrained by planning overlays. About 42% of the suburb sits within a mapped flood overlay, and 24% is flagged bushfire-prone. There are 8 heritage-listed sites on record, and the dominant land-use zone is Low density residential. The terrain is gently undulating, and the median lot measures about 412 m² across 2,674 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 Cannon Hill
Census 2021 figures published by the ABS for the Cannon Hill 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 1093, and decile 10 within Queensland. The national average is 1000.
Age profile
Share of Cannon Hill's 6,701 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Cannon Hill, the wider ABS statistical area containing Cannon Hill. There is no annual population series published at suburb level, so this describes the surrounding area rather than Cannon Hill itself.
3,918 in 2001 to 7,746 in 2025, up 98%.
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 Cannon Hill 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 →Cannon Hill planning - frequently asked
Where can I see a flood map of Cannon Hill?
The schematic on this page is a Cannon Hill flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 42% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Cannon Hill address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Cannon Hill flood-prone?
About 42% of Cannon Hill falls within a mapped flood overlay, against a Brisbane City average of 40%. Looking lot by lot, 6% of the 3,422 properties we analysed in Cannon Hill carry some level of mapped flood risk, including 95 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 Cannon Hill bushfire-prone?
Yes - around 24% of Cannon Hill is mapped as bushfire-prone, compared with a Brisbane City average of 27%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Cannon Hill?
The dominant planning zone in Cannon Hill is Low density residential, though the suburb also includes Sport and recreation (District) and Conservation (District). Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Cannon Hill have heritage-listed places?
Cannon Hill has 8 heritage-listed places on record. Heritage listing affects what you can alter or demolish, so confirm whether a specific property is listed or near a heritage place.
Is Cannon Hill hilly or flat?
Cannon Hill is gently undulating: the median lot slope is about 4%. Ground level runs from roughly 4 m to 32 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 Cannon Hill?
Across 2,674 surveyed parcels in Cannon Hill, the median lot size is about 412 m². There are also 333 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.
Does Cannon Hill have a train station?
Yes - Cannon Hill has 1 train station: Cannon Hill station. It is also served by 42 bus stops.
What is the population of Cannon Hill?
At the 2021 Census Cannon Hill had 6,701 usual residents, with a median age of 34 and an average household size of 2.5 people. The wider Cannon Hill statistical area, which contains Cannon Hill, went from 3,918 people in 2001 to 7,746 in 2025, up 98%. ABS publishes no annual population series for individual suburbs, so that trend describes the surrounding area rather than Cannon Hill alone.
Is Cannon Hill an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Cannon Hill scores 1093 and sits in decile 10 of 10 nationally and decile 10 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 Cannon Hill?
Median household income in Cannon Hill was $2,357 a week at the 2021 Census, against $2,122 for the typical suburb in Brisbane City. Median rent was $450 a week and the median mortgage repayment $2,396 a month. These are 2021 Census figures and have not been indexed to today.
Do I need a planning report for a Cannon Hill property?
A Cannon Hill 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.