Seaview Downs flood map & planning overlays
A planning-constraint profile of Seaview Downs (City of Marion, SA) - 2.29 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
2.29 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Seaview Downs'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.
Seaview Downs at a glance
How Seaview Downs is zoned
Selling in Seaview Downs? 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 Seaview Downs address.
Across its 2.29 km², Seaview Downs is highly constrained by planning overlays. About 8% of the suburb sits within a mapped flood overlay. There is 1 heritage-listed site on record, and the dominant land-use zone is Hills Neighbourhood. The median lot measures about 785 m² across 1,145 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.
Seaview Downs 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 Seaview Downs 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 →Seaview Downs planning - frequently asked
Where can I see a flood map of Seaview Downs?
The schematic on this page is a Seaview Downs flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 8% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Seaview Downs address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Seaview Downs flood-prone?
About 8% of Seaview Downs falls within a mapped flood overlay, against the council-wide suburb average of 61%. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Seaview Downs bushfire-prone?
Bushfire mapping covers Seaview Downs and little to none of it is mapped as bushfire-prone (the City of Marion average is 9%). Always confirm for the exact lot, as mapping can change.
What is the zoning in Seaview Downs?
The dominant planning zone in Seaview Downs is Hills Neighbourhood, though the suburb also includes Conservation and Hills Face. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Seaview Downs have heritage-listed places?
Seaview Downs 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 Seaview Downs?
Across 1,145 surveyed parcels in Seaview Downs, the median lot size is about 785 m².
Does Seaview Downs have a train station?
There is no train station inside Seaview Downs itself. The suburb is served by 8 bus stops.
Do I need a planning report for a Seaview Downs property?
A Seaview Downs 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 |
|---|---|---|---|
| Seacliff Park | 0.8 km | 13% | 0% |
| Seacombe Heights | 1.1 km | 10% | 2% |
| Seacliff City of Holdfast Bay |
1.7 km | 37% | 0% |
| Dover Gardens | 1.9 km | 52% | 0% |
| Kingston Park City of Holdfast Bay |
1.9 km | 49% | 0% |
| Darlington | 1.9 km | 39% | 84% |
| South Brighton City of Holdfast Bay |
2.1 km | 48% | 0% |
| O'Halloran Hill | 2.2 km | 23% | 44% |
| Seacombe Gardens | 2.2 km | 42% | 0% |
| Marino | 2.3 km | 20% | 0% |