Cape Douglas flood map & planning overlays
A planning-constraint profile of Cape Douglas (Southern Limestone Coast Council, SA) - 28.16 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
28.16 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Cape Douglas'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.
Cape Douglas at a glance
How Cape Douglas is zoned
Selling in Cape Douglas? 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 Cape Douglas address.
Across its 28.16 km², Cape Douglas is highly constrained by planning overlays. About 98% of the suburb sits within a mapped flood overlay, and 98% is flagged bushfire-prone. The dominant land-use zone is Rural. The median lot measures about 772 m² across 111 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.
Cape Douglas 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 Cape Douglas 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 →Cape Douglas planning - frequently asked
Where can I see a flood map of Cape Douglas?
The schematic on this page is a Cape Douglas flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 98% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Cape Douglas address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Cape Douglas flood-prone?
About 98% of Cape Douglas falls within a mapped flood overlay, against the council-wide suburb average of 98%. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Cape Douglas bushfire-prone?
Yes - around 98% of Cape Douglas is mapped as bushfire-prone, compared with a Southern Limestone Coast Council average of 98%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Cape Douglas?
The dominant planning zone in Cape Douglas is Rural, though the suburb also includes Conservation and Coastal Waters and Offshore Islands. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Cape Douglas have heritage-listed places?
No heritage-listed places are on record within Cape Douglas. Even so, it is worth confirming for an individual property before any works.
What is the typical lot size in Cape Douglas?
Across 111 surveyed parcels in Cape Douglas, the median lot size is about 772 m².
Do I need a planning report for a Cape Douglas property?
A Cape Douglas 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 |
|---|---|---|---|
| Nene Valley | 7.7 km | 98% | 98% |
| Allendale East | 8.7 km | 100% | 100% |
| Port Macdonnell | 8.8 km | 98% | 98% |
| Kongorong | 11.4 km | 100% | 100% |
| Mount Schank | 11.7 km | 100% | 100% |
| Racecourse Bay | 13.9 km | 72% | 72% |
| Blackfellows Caves | 14.9 km | 98% | 98% |
| Eight Mile Creek | 17.6 km | 99% | 99% |
| Moorak | 17.6 km | 100% | 100% |
| Pelican Point | 17.7 km | 84% | 84% |