Silkstone flood map & planning overlays
A planning-constraint profile of Silkstone
(Ipswich City, QLD) - 2.0 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
2.0 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Silkstone's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
How common is mapped flood risk across Silkstone properties?
Overlay percentages say how much land is constrained; these figures say how many properties are actually touched in a suburb-wide analysis of 1,818 Silkstone properties. No individual property result is identified on this page.
Lot-level readout
Flood-risk rating across all 1,818 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in Silkstone.
Silkstone flood history and overland flow
These are suburb-wide totals across 1,818 analysed properties. They show how common each mapped category is across Silkstone; they do not identify or describe any individual property.
Recorded historical flood mapping
43 analysed properties intersect at least one mapped historical event extent.
- Historic Flood 1974: 43
- Historic Flood 2011: 11
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.
Silkstone at a glance
Schools in and near Silkstone
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: 0.89 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 Silkstone is zoned
Selling in Silkstone? 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 2.0 km², Silkstone is highly constrained by planning overlays. About 40% of the suburb sits within a mapped flood overlay, and 9% is flagged bushfire-prone. There are 2 heritage-listed sites on record, and the dominant land-use zone is Low density residential. The terrain is largely flat, and the median lot measures about 660 m² across 1,780 parcels.
Who lives in Silkstone
Census 2021 figures published by the ABS for the Silkstone 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 906, and decile 2 within Queensland. The national average is 1000.
Age profile
Share of Silkstone's 3,830 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Ipswich - East, the wider ABS statistical area containing Silkstone. There is no annual population series published at suburb level, so this describes the surrounding area rather than Silkstone itself.
16,311 in 2001 to 19,056 in 2025, up 17%.
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.
Silkstone property market snapshot
Queensland Government publishes this as a SA2 market series for Ipswich - East, the wider statistical area containing Silkstone. It is not a valuation and is not specific to this suburb or any individual property.
House sales
Median sale price from 452 sales over 12 months to March 2026.
Unit sales
Median sale price from 62 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.
Silkstone 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 Silkstone 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 Silkstone. 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 Silkstone lot.
See what's in the $9 report →Silkstone planning - frequently asked
Is Silkstone flood-prone?
About 40% of Silkstone falls within a mapped flood overlay, against the council-wide suburb average of 44%. Across the suburb, 33% of the 1,818 properties we analysed carry some level of mapped flood risk, including 46 rated high risk or historically affected.
Is Silkstone bushfire-prone?
Around 9% of Silkstone is mapped as bushfire-prone, compared with a Ipswich City average of 51%.
What is the zoning in Silkstone?
The dominant planning zone in Silkstone is Low density residential, though the suburb also includes Character residential and Medium density residential.
Does Silkstone have heritage-listed places?
Silkstone has 2 heritage-listed places on record.
Is Silkstone hilly or flat?
Silkstone is largely flat: the median ground slope is about 4%. Ground level runs from roughly 23 m to 55 m AHD across the suburb.
What is the typical lot size in Silkstone?
Across 1,780 surveyed parcels in Silkstone, the median lot size is about 660 m². There are also 91 registered easements mapped in the suburb.
Does Silkstone have a train station?
There is no train station inside Silkstone itself. The suburb is served by 17 bus stops.
What is the population of Silkstone?
At the 2021 Census Silkstone had 3,830 usual residents, with a median age of 38 and an average household size of 2.4 people. The wider Ipswich - East statistical area, which contains Silkstone, went from 16,311 people in 2001 to 19,056 in 2025, up 17%.
Is Silkstone an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Silkstone scores 906 and sits in decile 2 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 Silkstone?
Median household income in Silkstone was $1,319 a week at the 2021 Census, against $1,643 for the typical suburb in Ipswich City. Median rent was $305 a week and the median mortgage repayment $1,383 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Booval | 1.1 km | 70% | 0% |
| Eastern Heights | 1.1 km | 15% | 0% |
| Newtown | 1.4 km | 43% | 0% |
| Blackstone | 1.6 km | 45% | 84% |
| East Ipswich | 2.2 km | 94% | <1% |
| Raceview | 2.2 km | 64% | 12% |
| Ipswich | 2.7 km | 60% | 7% |
| Moores Pocket | 2.7 km | 100% | 9% |
| North Booval | 2.9 km | 100% | 25% |
| Basin Pocket | 3.0 km | 100% | 0% |