Browns Plains flood map & planning overlays
A planning-constraint profile of Browns Plains
(Logan City, QLD) - 4.54 km², mapped from live council and
state overlay data. This suburb is highly constrained.
Profile updated 12 September 2026.
Suburb-wide figures; the free map shows which overlays touch your lot.
Constraint readout
4.54 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Browns Plains's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
How common is mapped flood risk across Browns Plains properties?
Overlay percentages say how much land is constrained; these figures say how many properties are actually touched in a suburb-wide analysis of 3,484 Browns Plains properties. No individual property result is identified on this page.
Lot-level readout
Flood-risk rating across all 3,484 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Browns Plains.
Browns Plains flood history and overland flow
These are suburb-wide totals across 3,484 analysed properties. They show how common each mapped category is across Browns Plains; they do not identify or describe any individual property.
Recorded historical flood mapping
107 analysed properties intersect at least one mapped historical event extent.
- Historic Flood 2022: 101
- Historic Flood 2017: 87
Mapped overland flow
1,351 analysed properties carry a mapped overland-flow category.
- Low: 1,351
Source: Logan City Council flood mapping, aggregated by LayeredGeo. Categories are only shown where at least five analysed properties share them. An address-level check is still required to determine whether a particular lot is mapped.
Browns Plains at a glance
Schools in and near Browns Plains
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 4 providing secondary years. A combined school may be counted in both teaching levels.
Nearest school availability
Primary: inside the suburb
Secondary: inside the suburb
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 Browns Plains is zoned
Selling in Browns Plains? 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 4.54 km², Browns Plains is highly constrained by planning overlays. About 41% of the suburb sits within a mapped flood overlay, and 31% is flagged bushfire-prone. The dominant land-use zone is Low Density Residential. The terrain is gently undulating, and the median lot measures about 683 m² across 3,268 parcels.
Who lives in Browns Plains
Census 2021 figures published by the ABS for the Browns Plains 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 879, and decile 2 within Queensland. The national average is 1000.
Age profile
Share of Browns Plains's 6,632 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Browns Plains, the wider ABS statistical area containing Browns Plains. There is no annual population series published at suburb level, so this describes the surrounding area rather than Browns Plains itself.
5,564 in 2001 to 9,517 in 2025, up 71%.
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.
Browns Plains property market snapshot
Queensland Government publishes this as a SA2 market series for Browns Plains, the wider statistical area containing Browns Plains. It is not a valuation and is not specific to this suburb or any individual property.
House sales
Median sale price from 135 sales over 12 months to March 2026.
Unit sales
Median sale price from 116 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.
Browns Plains 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 12 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 Browns Plains 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.
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 Browns Plains lot.
See what's in the $9 report →Browns Plains planning - frequently asked
Is Browns Plains flood-prone?
About 41% of Browns Plains falls within a mapped flood overlay, against the council-wide suburb average of 48%. Across the suburb, 16% of the 3,484 properties we analysed carry some level of mapped flood risk, including 207 rated high risk or historically affected.
Is Browns Plains bushfire-prone?
Around 31% of Browns Plains is mapped as bushfire-prone, compared with a Logan City average of 54%.
What is the zoning in Browns Plains?
The dominant planning zone in Browns Plains is Low Density Residential, though the suburb also includes Recreation and Open Space and Centre.
Does Browns Plains have heritage-listed places?
No heritage-listed places are on record within Browns Plains.
Is Browns Plains hilly or flat?
Browns Plains is gently undulating: the median ground slope is about 4%. Ground level runs from roughly 24 m to 56 m AHD across the suburb.
What is the typical lot size in Browns Plains?
Across 3,268 surveyed parcels in Browns Plains, the median lot size is about 683 m². There are also 335 registered easements mapped in the suburb.
Does Browns Plains have a train station?
There is no train station inside Browns Plains itself. The suburb is served by 25 bus stops.
What is the population of Browns Plains?
At the 2021 Census Browns Plains had 6,632 usual residents, with a median age of 34 and an average household size of 2.7 people. The wider Browns Plains statistical area, which contains Browns Plains, went from 5,564 people in 2001 to 9,517 in 2025, up 71%.
Is Browns Plains an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Browns Plains scores 879 and sits in decile 1 of 10 nationally and decile 2 within Queensland (decile 1 is the most disadvantaged tenth, decile 10 the least).
What is the median household income in Browns Plains?
Median household income in Browns Plains was $1,390 a week at the 2021 Census, against $1,924 for the typical suburb in Logan City. Median rent was $350 a week and the median mortgage repayment $1,434 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Drewvale Brisbane City |
1.7 km | 29% | 76% |
| Regents Park | 1.8 km | 30% | 14% |
| Heritage Park | 2.3 km | 34% | 50% |
| Hillcrest | 2.5 km | 26% | 13% |
| Berrinba | 2.6 km | 56% | 61% |
| Parkinson Brisbane City |
3.1 km | 18% | 55% |
| Crestmead | 4.2 km | 37% | 15% |
| Boronia Heights | 4.3 km | 25% | 30% |
| Stretton Brisbane City |
4.4 km | 25% | 66% |
| Karawatha Brisbane City |
4.6 km | 37% | 93% |