Numinbah Valley flood map & planning overlays
A planning-constraint profile of Numinbah Valley (Gold Coast City, QLD) - 58.28 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
58.28 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Numinbah Valley'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.
Numinbah Valley 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 89 Numinbah Valley properties.
Lot-level readout
Flood-risk rating across all 89 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Numinbah Valley.
Numinbah Valley at a glance
How Numinbah Valley is zoned
Selling in Numinbah Valley? 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 58.28 km², Numinbah Valley is highly constrained by planning overlays. About 10% of the suburb sits within a mapped flood overlay, and 84% is flagged bushfire-prone. There are 5 heritage-listed sites on record, and the dominant land-use zone is Conservation. The terrain is hilly, and the median lot measures about 163,127 m² across 128 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 Numinbah Valley
Census 2021 figures published by the ABS for the Numinbah Valley 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 986, and decile 7 within Queensland. The national average is 1000.
Age profile
Share of Numinbah Valley's 212 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Guanaba - Springbrook, the wider ABS statistical area containing Numinbah Valley. There is no annual population series published at suburb level, so this describes the surrounding area rather than Numinbah Valley itself.
3,590 in 2001 to 4,687 in 2025, up 31%.
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 Numinbah Valley 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 →Numinbah Valley planning - frequently asked
Where can I see a flood map of Numinbah Valley?
The schematic on this page is a Numinbah Valley flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 10% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Numinbah Valley address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Numinbah Valley flood-prone?
About 10% of Numinbah Valley falls within a mapped flood overlay, against a Gold Coast City average of 49%. Looking lot by lot, 86% of the 89 properties we analysed in Numinbah Valley carry some level of mapped flood risk, including 75 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 Numinbah Valley bushfire-prone?
Yes - around 84% of Numinbah Valley is mapped as bushfire-prone, compared with a Gold Coast City average of 48%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Numinbah Valley?
The dominant planning zone in Numinbah Valley is Conservation, though the suburb also includes Rural and Special purpose. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Numinbah Valley have heritage-listed places?
Numinbah Valley has 5 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 Numinbah Valley hilly or flat?
Numinbah Valley is hilly: the median lot slope is about 11%, and 36% of properties sit on slopes of 15% or steeper. Ground level runs from roughly 102 m to 410 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 Numinbah Valley?
Across 128 surveyed parcels in Numinbah Valley, the median lot size is about 163,127 m². There are also 23 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 Numinbah Valley?
At the 2021 Census Numinbah Valley had 212 usual residents, with a median age of 40 and an average household size of 2.7 people. The wider Guanaba - Springbrook statistical area, which contains Numinbah Valley, went from 3,590 people in 2001 to 4,687 in 2025, up 31%. ABS publishes no annual population series for individual suburbs, so that trend describes the surrounding area rather than Numinbah Valley alone.
Is Numinbah Valley an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Numinbah Valley scores 986 and sits in decile 5 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 Numinbah Valley?
Median household income in Numinbah Valley was $1,666 a week at the 2021 Census, against $1,830 for the typical suburb in Gold Coast City. Median rent was $225 a week and the median mortgage repayment $2,384 a month. These are 2021 Census figures and have not been indexed to today.
Do I need a planning report for a Numinbah Valley property?
A Numinbah Valley 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.