Mount Mellum flood map & planning overlays
A planning-constraint profile of Mount Mellum
(Sunshine Coast Regional, QLD) - 10.11 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
10.11 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Mount Mellum's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
How common is mapped flood risk across Mount Mellum properties?
Overlay percentages say how much land is constrained; these figures say how many properties are actually touched in a suburb-wide analysis of 195 Mount Mellum properties. No individual property result is identified on this page.
Lot-level readout
Flood-risk rating across all 195 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Mount Mellum.
Mount Mellum at a glance
Schools in and near Mount Mellum
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 0 providing secondary years. A combined school may be counted in both teaching levels.
Nearest school availability
Primary: 2.10 km from the suburb boundary
Secondary: 2.86 km from the suburb boundary
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 Mount Mellum is zoned
Selling in Mount Mellum? 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 10.11 km², Mount Mellum is highly constrained by planning overlays. Flood mapping covers the suburb and none of it falls within a mapped flood overlay, and 59% is flagged bushfire-prone. The dominant land-use zone is Rural. The terrain is steep, and the median lot measures about 6,500 m² across 194 parcels.
Recent development applications in Mount Mellum
Applications are counted across the whole gazetted suburb from the public Sunshine Coast Council register. No application address or individual property is published here.
Submitted in the past 12 months
The exact total and latest date are suppressed for privacy.
Counts depend on applications that the council publishes and that can be assigned to a suburb. Categories can overlap when one application covers several types. Totals below five and their latest dates are suppressed. Register last synchronised 20 September 2026. Check the official council register.
Who lives in Mount Mellum
Census 2021 figures published by the ABS for the Mount Mellum 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 1021, and decile 8 within Queensland. The national average is 1000.
Age profile
Share of Mount Mellum's 457 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Landsborough, the wider ABS statistical area containing Mount Mellum. There is no annual population series published at suburb level, so this describes the surrounding area rather than Mount Mellum itself.
7,248 in 2001 to 21,628 in 2025, up 198%.
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.
Mount Mellum 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 |
| Development applications | Available as suburb totals | Sunshine Coast Council |
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 Mount Mellum 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 Mount Mellum. 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 Mount Mellum lot.
See what's in the $9 report →Mount Mellum planning - frequently asked
Is Mount Mellum flood-prone?
Flood mapping covers Mount Mellum and less than 1% of the suburb falls within a mapped flood overlay (the council-wide suburb average is 30%). Across the suburb, 5% of the 195 properties we analysed carry some level of mapped flood risk, including 6 rated high risk or historically affected.
Is Mount Mellum bushfire-prone?
Around 59% of Mount Mellum is mapped as bushfire-prone, compared with a Sunshine Coast Regional average of 38%.
What is the zoning in Mount Mellum?
The dominant planning zone in Mount Mellum is Rural, though the suburb also includes Environmental Management and Conservation and Open Space.
Does Mount Mellum have heritage-listed places?
No heritage-listed places are on record within Mount Mellum.
Is Mount Mellum hilly or flat?
Mount Mellum is steep: the median ground slope is about 18%, and 64% of measured points sit on grades of 15% or steeper. Ground level runs from roughly 52 m to 340 m AHD across the suburb.
What is the typical lot size in Mount Mellum?
Across 194 surveyed parcels in Mount Mellum, the median lot size is about 6,500 m². There are also 41 registered easements mapped in the suburb.
Does Mount Mellum have a train station?
There is no train station inside Mount Mellum itself. The suburb is served by 1 bus stop.
What is the population of Mount Mellum?
At the 2021 Census Mount Mellum had 457 usual residents, with a median age of 52 and an average household size of 2.7 people. The wider Landsborough statistical area, which contains Mount Mellum, went from 7,248 people in 2001 to 21,628 in 2025, up 198%.
Is Mount Mellum an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Mount Mellum scores 1021 and sits in decile 7 of 10 nationally and decile 8 within Queensland (decile 1 is the most disadvantaged tenth, decile 10 the least).
What is the median household income in Mount Mellum?
Median household income in Mount Mellum was $1,947 a week at the 2021 Census, against $1,677 for the typical suburb in Sunshine Coast Regional. Median rent was $420 a week and the median mortgage repayment $1,668 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Bald Knob | 4.0 km | 1% | 31% |
| Beerwah | 5.8 km | Not measured | 56% |
| Landsborough | 6.1 km | 21% | 70% |
| Diamond Valley | 6.6 km | 5% | 67% |
| Crohamhurst | 6.7 km | 18% | 51% |
| Peachester | 6.8 km | 21% | 38% |
| Mooloolah Valley | 6.9 km | 18% | 48% |
| Balmoral Ridge | 8.8 km | 15% | 49% |
| Eudlo | 9.4 km | 8% | 65% |
| Glass House Mountains | 10.0 km | Not measured | 55% |