Lower Mount Walker flood map & planning overlays
A planning-constraint profile of Lower Mount Walker (Scenic Rim Regional, QLD) - 19.11 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
19.11 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Lower Mount Walker'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.
How common is mapped flood risk across Lower Mount Walker properties?
Overlay percentages say how much land is constrained; these figures say how many properties are actually touched in a suburb-wide analysis of 36 Lower Mount Walker properties. No individual property result is identified on this page.
Lot-level readout
Flood-risk rating across all 36 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Lower Mount Walker.
Lower Mount Walker flood history and overland flow
These are suburb-wide totals across 36 analysed properties. They show how common each mapped category is across Lower Mount Walker; they do not identify or describe any individual property.
Recorded historical flood mapping
21 analysed properties intersect at least one mapped historical event extent.
- Defined Flood Event: 21
Source: Scenic Rim Regional 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.
Lower Mount Walker at a glance
Schools in and near Lower Mount Walker
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: 7.19 km from the suburb boundary
Secondary: 9.19 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 Lower Mount Walker is zoned
Selling in Lower Mount Walker? 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 19.11 km², Lower Mount Walker is highly constrained by planning overlays. About 42% of the suburb sits within a mapped flood overlay, and 28% is flagged bushfire-prone. The dominant land-use zone is Rural. The terrain is largely flat, and the median lot measures about 444,318 m² across 38 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 Lower Mount Walker
Census 2021 figures published by the ABS for the Lower Mount Walker 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 990, and decile 7 within Queensland. The national average is 1000.
Age profile
Share of Lower Mount Walker's 192 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Boonah, the wider ABS statistical area containing Lower Mount Walker. There is no annual population series published at suburb level, so this describes the surrounding area rather than Lower Mount Walker itself.
9,556 in 2001 to 13,450 in 2025, up 41%.
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.
Lower Mount Walker data sources and coverage
Every figure below is an aggregate for the suburb boundary. “Not mapped” means LayeredGeo does not hold a source layer covering this suburb; it is never an all-clear for a particular property.
| 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 |
| Demographics | Available | Australian Bureau of Statistics (2021 Census and SEIFA) |
| School availability | Available | Queensland Government |
Profile last materially updated 5 August 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 Lower Mount Walker 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 →Lower Mount Walker planning - frequently asked
Where can I see a flood map of Lower Mount Walker?
The schematic on this page is a Lower Mount Walker flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 42% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Lower Mount Walker address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Lower Mount Walker flood-prone?
About 42% of Lower Mount Walker falls within a mapped flood overlay, against the council-wide suburb average of 19%. Across the suburb, 58% of the 36 properties we analysed carry some level of mapped flood risk. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Lower Mount Walker bushfire-prone?
Yes - around 28% of Lower Mount Walker is mapped as bushfire-prone, compared with a Scenic Rim Regional average of 52%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Lower Mount Walker?
The dominant planning zone in Lower Mount Walker is Rural. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Lower Mount Walker have heritage-listed places?
No heritage-listed places are on record within Lower Mount Walker. Even so, it is worth confirming for an individual property before any works.
Is Lower Mount Walker hilly or flat?
Lower Mount Walker is largely flat: the median lot slope is about 3%. Ground level runs from roughly 54 m to 95 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 Lower Mount Walker?
Across 38 surveyed parcels in Lower Mount Walker, the median lot size is about 444,318 m².
What is the population of Lower Mount Walker?
At the 2021 Census Lower Mount Walker had 192 usual residents, with a median age of 51 and an average household size of 2.6 people. The wider Boonah statistical area, which contains Lower Mount Walker, went from 9,556 people in 2001 to 13,450 in 2025, up 41%. ABS publishes no annual population series for individual suburbs, so that trend describes the surrounding area rather than Lower Mount Walker alone.
Is Lower Mount Walker an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Lower Mount Walker scores 990 and sits in decile 6 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 Lower Mount Walker?
Median household income in Lower Mount Walker was $1,916 a week at the 2021 Census, against $1,562 for the typical suburb in Scenic Rim Regional. Median rent was $210 a week and the median mortgage repayment $1,647 a month. These are 2021 Census figures and have not been indexed to today.
Do I need a planning report for a Lower Mount Walker property?
A Lower Mount Walker 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.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Mount Walker | 4.2 km | 14% | 28% |
| Lower Mount Walker Ipswich City |
4.2 km | 26% | 34% |
| Mount Walker West | 5.7 km | 28% | 13% |
| Mount Walker West Ipswich City |
6.0 km | 0% | 47% |
| Mount Forbes | 7.0 km | 7% | 31% |
| Mount Forbes Ipswich City |
7.5 km | 15% | 55% |
| Coleyville | 7.9 km | 9% | 29% |
| Calvert Ipswich City |
8.3 km | 29% | 64% |
| Merryvale | 8.5 km | <1% | 42% |
| Lanefield Ipswich City |
9.4 km | 43% | 27% |