Forreston flood map & planning overlays
A planning-constraint profile of Forreston (Adelaide Hills Council, SA) - 35.61 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
35.61 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Forreston'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.
Forreston at a glance
How Forreston is zoned
Selling in Forreston? 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 Forreston address.
Across its 35.61 km², Forreston is highly constrained by planning overlays. About 100% of the suburb sits within a mapped flood overlay, and 100% is flagged bushfire-prone. The dominant land-use zone is Productive Rural Landscape. The median lot measures about 86,221 m² across 230 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.
Forreston 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 Forreston 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 →Forreston planning - frequently asked
Where can I see a flood map of Forreston?
The schematic on this page is a Forreston flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 100% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Forreston address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Forreston flood-prone?
About 100% of Forreston falls within a mapped flood overlay, against the council-wide suburb average of 94%. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Forreston bushfire-prone?
Yes - around 100% of Forreston is mapped as bushfire-prone, compared with a Adelaide Hills Council average of 100%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Forreston?
The dominant planning zone in Forreston is Productive Rural Landscape, though the suburb also includes Township. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Forreston have heritage-listed places?
No heritage-listed places are on record within Forreston. Even so, it is worth confirming for an individual property before any works.
What is the typical lot size in Forreston?
Across 230 surveyed parcels in Forreston, the median lot size is about 86,221 m².
Does Forreston have a train station?
There is no train station inside Forreston itself. The suburb is served by 2 bus stops.
Do I need a planning report for a Forreston property?
A Forreston 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 |
|---|---|---|---|
| Cromer The Barossa Council |
4.9 km | 100% | 100% |
| Kersbrook | 6.4 km | 100% | 100% |
| Birdwood | 6.8 km | 100% | 100% |
| Gumeracha | 7.0 km | 100% | 100% |
| Mount Crawford The Barossa Council |
7.2 km | 100% | 100% |
| Chain Of Ponds | 8.9 km | 100% | 100% |
| Kenton Valley | 9.5 km | 100% | 100% |
| Millbrook | 11.9 km | 100% | 100% |
| Mount Torrens | 11.9 km | 98% | 100% |
| Humbug Scrub City of Playford |
12.0 km | 29% | 100% |