Seaford Heights flood map & planning overlays
A planning-constraint profile of Seaford Heights (City of Onkaparinga, SA) - 1.72 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
1.72 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Seaford Heights'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.
Seaford Heights at a glance
How Seaford Heights is zoned
Selling in Seaford Heights? 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 Seaford Heights address.
Across its 1.72 km², Seaford Heights is highly constrained by planning overlays. About 63% of the suburb sits within a mapped flood overlay, and 67% is flagged bushfire-prone. There is 1 heritage-listed site on record, and the dominant land-use zone is Master Planned Neighbourhood. The median lot measures about 375 m² across 1,127 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.
Seaford Heights 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 Seaford Heights 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 →Seaford Heights planning - frequently asked
Where can I see a flood map of Seaford Heights?
The schematic on this page is a Seaford Heights flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 63% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Seaford Heights address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Seaford Heights flood-prone?
About 63% of Seaford Heights falls within a mapped flood overlay, against the council-wide suburb average of 40%. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Seaford Heights bushfire-prone?
Yes - around 67% of Seaford Heights is mapped as bushfire-prone, compared with a City of Onkaparinga average of 69%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Seaford Heights?
The dominant planning zone in Seaford Heights is Master Planned Neighbourhood, though the suburb also includes Rural and Deferred Urban. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Seaford Heights have heritage-listed places?
Seaford Heights has 1 heritage-listed place 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 Seaford Heights?
Across 1,127 surveyed parcels in Seaford Heights, the median lot size is about 375 m².
Does Seaford Heights have a train station?
There is no train station inside Seaford Heights itself. The suburb is served by 2 bus stops.
Do I need a planning report for a Seaford Heights property?
A Seaford Heights 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 |
|---|---|---|---|
| Seaford Rise | 1.4 km | 83% | 51% |
| Old Noarlunga | 1.9 km | 30% | 96% |
| Seaford | 2.2 km | 75% | 35% |
| Moana | 2.3 km | 54% | 92% |
| Seaford Meadows | 3.3 km | 67% | 12% |
| Mclaren Vale | 3.4 km | 10% | 100% |
| Port Noarlunga South | 4.0 km | 71% | 45% |
| Maslin Beach | 4.1 km | 11% | 98% |
| Noarlunga Downs | 4.3 km | 69% | 18% |
| Onkaparinga Heights | 4.5 km | 7% | 100% |