Mount Cotton flood map & planning overlays
A planning-constraint profile of Mount Cotton
(Redland City, QLD) - 42.55 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
42.55 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Mount Cotton's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
How common is mapped flood risk across Mount Cotton properties?
Overlay percentages say how much land is constrained; these figures say how many properties are actually touched in a suburb-wide analysis of 2,589 Mount Cotton properties. No individual property result is identified on this page.
Lot-level readout
Flood-risk rating across all 2,589 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Mount Cotton.
Mount Cotton at a glance
Schools in and near Mount Cotton
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
1 school providing primary years and 0 providing secondary years. A combined school may be counted in both teaching levels.
Nearest school availability
Primary: inside the suburb
Secondary: 1.72 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 Cotton is zoned
Selling in Mount Cotton? 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 42.55 km², Mount Cotton is highly constrained by planning overlays. About 20% of the suburb sits within a mapped flood overlay, and 93% is flagged bushfire-prone. There are 2 heritage-listed sites on record, and the dominant land-use zone is Rural. The terrain is gently undulating, and the median lot measures about 770 m² across 2,599 parcels.
Who lives in Mount Cotton
Census 2021 figures published by the ABS for the Mount Cotton 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 1074, and decile 10 within Queensland. The national average is 1000.
Age profile
Share of Mount Cotton's 7,302 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Sheldon - Mount Cotton, the wider ABS statistical area containing Mount Cotton. There is no annual population series published at suburb level, so this describes the surrounding area rather than Mount Cotton itself.
4,392 in 2001 to 8,742 in 2025, up 99%.
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 Cotton property market snapshot
Queensland Government publishes this as a SA2 market series for Sheldon - Mount Cotton, the wider statistical area containing Mount Cotton. It is not a valuation and is not specific to this suburb or any individual property.
House sales
Median sale price from 141 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.
Mount Cotton 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 Mount Cotton 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 here: a Flood Model Report is available for about 30 Mount Cotton addresses (+$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 Cotton lot.
See what's in the $9 report →Mount Cotton planning - frequently asked
Is Mount Cotton flood-prone?
About 20% of Mount Cotton falls within a mapped flood overlay, against the council-wide suburb average of 27%. Across the suburb, 10% of the 2,589 properties we analysed carry some level of mapped flood risk.
Is Mount Cotton bushfire-prone?
Around 93% of Mount Cotton is mapped as bushfire-prone, compared with a Redland City average of 41%.
What is the zoning in Mount Cotton?
The dominant planning zone in Mount Cotton is Rural, though the suburb also includes Conservation and Low Density Residential.
Does Mount Cotton have heritage-listed places?
Mount Cotton has 2 heritage-listed places on record.
Is Mount Cotton hilly or flat?
Mount Cotton is gently undulating: the median ground slope is about 7%, and 5% of measured points sit on grades of 15% or steeper. Ground level runs from roughly 13 m to 95 m AHD across the suburb.
What is the typical lot size in Mount Cotton?
Across 2,599 surveyed parcels in Mount Cotton, the median lot size is about 770 m². There are also 577 registered easements mapped in the suburb.
Does Mount Cotton have a train station?
There is no train station inside Mount Cotton itself. The suburb is served by 12 bus stops.
What is the population of Mount Cotton?
At the 2021 Census Mount Cotton had 7,302 usual residents, with a median age of 34 and an average household size of 3.1 people. The wider Sheldon - Mount Cotton statistical area, which contains Mount Cotton, went from 4,392 people in 2001 to 8,742 in 2025, up 99%.
Is Mount Cotton an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Mount Cotton scores 1074 and sits in decile 10 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 Mount Cotton?
Median household income in Mount Cotton was $2,640 a week at the 2021 Census, against $1,488 for the typical suburb in Redland City. Median rent was $475 a week and the median mortgage repayment $2,100 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Sheldon | 4.2 km | 15% | 97% |
| Cornubia Logan City |
4.4 km | 40% | 77% |
| Priestdale Logan City |
5.5 km | 23% | 97% |
| Shailer Park Logan City |
5.5 km | 27% | 27% |
| Daisy Hill Logan City |
5.8 km | 29% | 59% |
| Carbrook Logan City |
6.7 km | 73% | 80% |
| Thornlands | 7.2 km | 22% | 50% |
| Loganholme Logan City |
7.4 km | 87% | 34% |
| Tanah Merah Logan City |
7.4 km | 50% | 32% |
| Redland Bay | 7.5 km | 25% | 71% |