Blackwood flood map & planning overlays
A planning-constraint profile of Blackwood (City of Mitcham, SA) - 4.18 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
4.18 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Blackwood'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.
Blackwood at a glance
How Blackwood is zoned
Selling in Blackwood? The zone and overlays on this page are the Planning and Design Code controls a Form 1 vendor's statement has to disclose - a $9 planning report pulls them at the lot level for any Blackwood address.
Across its 4.18 km², Blackwood is highly constrained by planning overlays. About 47% of the suburb sits within a mapped flood overlay, and 100% is flagged bushfire-prone. There are 21 heritage-listed sites on record, and the dominant land-use zone is Hills Neighbourhood. The median lot measures about 956 m² across 2,244 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.
Blackwood 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 South Australian Planning and Design Code and Location SA spatial data |
| Bushfire-prone mapping | Mapped | the South Australian Planning and Design Code and Location SA spatial data |
| Zoning | Mapped | the South Australian Planning and Design Code and Location SA spatial data |
| Heritage and environment | Mapped where published | the South Australian Planning and Design Code and Location SA spatial data |
| Demographics | Not available | Australian Bureau of Statistics (2021 Census and SEIFA) |
Profile last materially updated 20 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 Blackwood 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 →Blackwood planning - frequently asked
Where can I see a flood map of Blackwood?
The schematic on this page is a Blackwood flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 47% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Blackwood address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Blackwood flood-prone?
About 47% of Blackwood falls within a mapped flood overlay, against the council-wide suburb average of 34%. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Blackwood bushfire-prone?
Yes - around 100% of Blackwood is mapped as bushfire-prone, compared with a City of Mitcham average of 53%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Blackwood?
The dominant planning zone in Blackwood is Hills Neighbourhood, though the suburb also includes Hills Face and Suburban Neighbourhood. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Blackwood have heritage-listed places?
Blackwood has 21 heritage-listed places on record. Heritage listing affects what you can alter or demolish, so confirm whether a specific property is listed or near a heritage place.
What is the typical lot size in Blackwood?
Across 2,244 surveyed parcels in Blackwood, the median lot size is about 956 m².
Does Blackwood have a train station?
There is no train station inside Blackwood itself. The suburb is served by 27 bus stops.
Do I need a planning report for a Blackwood property?
A Blackwood 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 |
|---|---|---|---|
| Eden Hills | 1.7 km | 10% | 100% |
| Glenalta | 1.7 km | 43% | 100% |
| Hawthorndene | 2.2 km | 22% | 100% |
| Craigburn Farm | 2.4 km | 43% | 100% |
| Panorama | 2.7 km | 16% | 60% |
| Lynton | 2.8 km | 17% | 100% |
| Coromandel Valley City of Onkaparinga |
2.9 km | 73% | 100% |
| Bellevue Heights | 2.9 km | 35% | 100% |
| Pasadena | 3.1 km | 14% | 39% |
| Clapham | 3.5 km | 28% | 12% |