Blackstone flood map & planning overlays
A planning-constraint profile of Blackstone
(Ipswich City, QLD) - 3.84 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
3.84 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Blackstone's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
How common is mapped flood risk across Blackstone properties?
Overlay percentages say how much land is constrained; these figures say how many properties are actually touched in a suburb-wide analysis of 533 Blackstone properties. No individual property result is identified on this page.
Lot-level readout
Flood-risk rating across all 533 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Blackstone.
Blackstone flood history and overland flow
These are suburb-wide totals across 533 analysed properties. They show how common each mapped category is across Blackstone; they do not identify or describe any individual property.
Recorded historical flood mapping
61 analysed properties intersect at least one mapped historical event extent.
- Historic Flood 1974: 61
- Historic Flood 2011: 33
Source: Ipswich 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.
Blackstone at a glance
Schools in and near Blackstone
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: 0.77 km from the suburb boundary
Secondary: 0.61 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 Blackstone is zoned
Selling in Blackstone? 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 3.84 km², Blackstone is highly constrained by planning overlays. About 45% of the suburb sits within a mapped flood overlay, and 84% is flagged bushfire-prone. There are 2 heritage-listed sites on record, and the dominant land-use zone is Conservation. The terrain is gently undulating, and the median lot measures about 1,012 m² across 532 parcels.
Who lives in Blackstone
Census 2021 figures published by the ABS for the Blackstone 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 943, and decile 4 within Queensland. The national average is 1000.
Age profile
Share of Blackstone's 1,144 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Bundamba, the wider ABS statistical area containing Blackstone. There is no annual population series published at suburb level, so this describes the surrounding area rather than Blackstone itself.
7,332 in 2001 to 10,405 in 2025, up 42%.
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.
Blackstone property market snapshot
Queensland Government publishes this as a SA2 market series for Bundamba, the wider statistical area containing Blackstone. It is not a valuation and is not specific to this suburb or any individual property.
House sales
Median sale price from 182 sales over 12 months to March 2026.
Unit sales
Median sale price from 108 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.
Blackstone 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 Blackstone 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 Blackstone lot.
See what's in the $9 report →Blackstone planning - frequently asked
Is Blackstone flood-prone?
About 45% of Blackstone falls within a mapped flood overlay, against the council-wide suburb average of 44%. Across the suburb, 61% of the 533 properties we analysed carry some level of mapped flood risk, including 126 rated high risk or historically affected.
Is Blackstone bushfire-prone?
Around 84% of Blackstone is mapped as bushfire-prone, compared with a Ipswich City average of 51%.
What is the zoning in Blackstone?
The dominant planning zone in Blackstone is Conservation, though the suburb also includes Low density residential and Environmental management.
Does Blackstone have heritage-listed places?
Blackstone has 2 heritage-listed places on record.
Is Blackstone hilly or flat?
Blackstone is gently undulating: the median ground slope is about 8%, and 5% of measured points sit on grades of 15% or steeper. Ground level runs from roughly 20 m to 63 m AHD across the suburb.
What is the typical lot size in Blackstone?
Across 532 surveyed parcels in Blackstone, the median lot size is about 1,012 m². There are also 65 registered easements mapped in the suburb.
Does Blackstone have a train station?
There is no train station inside Blackstone itself. The suburb is served by 9 bus stops.
What is the population of Blackstone?
At the 2021 Census Blackstone had 1,144 usual residents, with a median age of 37 and an average household size of 2.6 people. The wider Bundamba statistical area, which contains Blackstone, went from 7,332 people in 2001 to 10,405 in 2025, up 42%.
Is Blackstone an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Blackstone scores 943 and sits in decile 3 of 10 nationally and decile 4 within Queensland (decile 1 is the most disadvantaged tenth, decile 10 the least).
What is the median household income in Blackstone?
Median household income in Blackstone was $1,657 a week at the 2021 Census, against $1,643 for the typical suburb in Ipswich City. Median rent was $328 a week and the median mortgage repayment $1,353 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Silkstone | 1.6 km | 40% | 9% |
| Booval | 2.1 km | 70% | 0% |
| Eastern Heights | 2.5 km | 15% | 0% |
| Raceview | 2.9 km | 64% | 12% |
| Newtown | 3.1 km | 43% | 0% |
| Flinders View | 3.1 km | 37% | 51% |
| Bundamba | 3.1 km | 76% | 31% |
| Ebbw Vale | 3.4 km | 8% | 76% |
| Swanbank | 3.6 km | 24% | 100% |
| New Chum | 3.6 km | 26% | 100% |