Flagstaff Hill flood map & planning overlays
A planning-constraint profile of Flagstaff Hill (City of Onkaparinga, SA) - 8.45 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
8.45 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Flagstaff Hill'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.
Flagstaff Hill at a glance
How Flagstaff Hill is zoned
Selling in Flagstaff Hill? 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 Flagstaff Hill address.
Across its 8.45 km², Flagstaff Hill is highly constrained by planning overlays. About 67% of the suburb sits within a mapped flood overlay, and 100% is flagged bushfire-prone. There are 2 heritage-listed sites on record, and the dominant land-use zone is Hills Neighbourhood. The median lot measures about 823 m² across 4,116 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.
Flagstaff Hill 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 Flagstaff Hill 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 →Flagstaff Hill planning - frequently asked
Where can I see a flood map of Flagstaff Hill?
The schematic on this page is a Flagstaff Hill flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 67% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Flagstaff Hill address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Flagstaff Hill flood-prone?
About 67% of Flagstaff Hill 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 Flagstaff Hill bushfire-prone?
Yes - around 100% of Flagstaff Hill 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 Flagstaff Hill?
The dominant planning zone in Flagstaff Hill is Hills Neighbourhood, though the suburb also includes General Neighbourhood and Conservation. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Flagstaff Hill have heritage-listed places?
Flagstaff Hill has 2 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 Flagstaff Hill?
Across 4,116 surveyed parcels in Flagstaff Hill, the median lot size is about 823 m².
Does Flagstaff Hill have a train station?
There is no train station inside Flagstaff Hill itself. The suburb is served by 40 bus stops.
Do I need a planning report for a Flagstaff Hill property?
A Flagstaff Hill 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 |
|---|---|---|---|
| Craigburn Farm City of Mitcham |
2.1 km | 43% | 100% |
| Bellevue Heights City of Mitcham |
2.3 km | 35% | 100% |
| O'Halloran Hill City of Marion |
2.9 km | 23% | 44% |
| Happy Valley | 2.9 km | 41% | 93% |
| Darlington City of Marion |
3.1 km | 39% | 84% |
| Aberfoyle Park | 3.1 km | 84% | 76% |
| Bedford Park City of Mitcham |
3.2 km | 79% | 98% |
| Eden Hills City of Mitcham |
3.3 km | 10% | 100% |
| Seacombe Heights City of Marion |
3.6 km | 10% | 2% |
| Sturt City of Marion |
3.8 km | 26% | 38% |