Murrumba Downs flood map & planning overlays
A planning-constraint profile of Murrumba Downs (Moreton Bay City, QLD) - 6.43 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
6.43 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Murrumba Downs'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.
Murrumba Downs 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 4,533 Murrumba Downs properties.
Lot-level readout
Flood-risk rating across all 4,533 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Murrumba Downs.
Murrumba Downs at a glance
How Murrumba Downs is zoned
Selling in Murrumba Downs? 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, Murrumba Downs is highly constrained by planning overlays. About 37% of the suburb sits within a mapped flood overlay, and 10% is flagged bushfire-prone. There are 4 heritage-listed sites on record, and the dominant land-use zone is General residential. The terrain is gently undulating, and the median lot measures about 621 m² across 4,245 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 Murrumba Downs
Census 2021 figures published by the ABS for the Murrumba Downs 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 1003, and decile 8 within Queensland. The national average is 1000.
Age profile
Share of Murrumba Downs's 10,795 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Murrumba Downs - Griffin, the wider ABS statistical area containing Murrumba Downs. There is no annual population series published at suburb level, so this describes the surrounding area rather than Murrumba Downs itself.
5,840 in 2001 to 27,130 in 2025, up 365%.
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 Murrumba Downs 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 →Murrumba Downs planning - frequently asked
Where can I see a flood map of Murrumba Downs?
The schematic on this page is a Murrumba Downs flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 37% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Murrumba Downs address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Murrumba Downs flood-prone?
About 37% of Murrumba Downs falls within a mapped flood overlay, against a Moreton Bay City average of 37%. Looking lot by lot, 19% of the 4,533 properties we analysed in Murrumba Downs carry some level of mapped flood risk, including 796 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 Murrumba Downs bushfire-prone?
Yes - around 10% of Murrumba Downs is mapped as bushfire-prone, compared with a Moreton Bay City average of 59%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Murrumba Downs?
The dominant planning zone in Murrumba Downs is General residential, though the suburb also includes Recreation and open space and Community facilities. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Murrumba Downs have heritage-listed places?
Murrumba Downs has 4 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 Murrumba Downs hilly or flat?
Murrumba Downs is gently undulating: the median lot slope is about 4%, and 2% of properties sit on slopes of 15% or steeper. Ground level runs from roughly 6 m to 34 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 Murrumba Downs?
Across 4,245 surveyed parcels in Murrumba Downs, the median lot size is about 621 m². There are also 574 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 Murrumba Downs have a train station?
Yes - Murrumba Downs has 1 train station: Murrumba Downs station. It is also served by 31 bus stops.
What is the population of Murrumba Downs?
At the 2021 Census Murrumba Downs had 10,795 usual residents, with a median age of 39 and an average household size of 2.7 people. The wider Murrumba Downs - Griffin statistical area, which contains Murrumba Downs, went from 5,840 people in 2001 to 27,130 in 2025, up 365%. ABS publishes no annual population series for individual suburbs, so that trend describes the surrounding area rather than Murrumba Downs alone.
Is Murrumba Downs an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Murrumba Downs scores 1003 and sits in decile 6 of 10 nationally and decile 8 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 Murrumba Downs?
Median household income in Murrumba Downs was $1,827 a week at the 2021 Census, against $1,827 for the typical suburb in Moreton Bay City. Median rent was $360 a week and the median mortgage repayment $1,863 a month. These are 2021 Census figures and have not been indexed to today.
Do I need a planning report for a Murrumba Downs property?
A Murrumba Downs 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.