Thomas Plain flood map & planning overlays
A planning-constraint profile of Thomas Plain (Barunga West Council, SA) - 71.68 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
71.68 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Thomas Plain'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.
Thomas Plain at a glance
How Thomas Plain is zoned
Selling in Thomas Plain? 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 Thomas Plain address.
Across its 71.68 km², Thomas Plain is highly constrained by planning overlays. About 100% of the suburb sits within a mapped flood overlay, and 100% is flagged bushfire-prone. There is 1 heritage-listed site on record, and the dominant land-use zone is Rural. The median lot measures about 1,206,813 m² across 60 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.
Thomas Plain 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 Thomas Plain 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 →Thomas Plain planning - frequently asked
Where can I see a flood map of Thomas Plain?
The schematic on this page is a Thomas Plain 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 Thomas Plain address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Thomas Plain flood-prone?
About 100% of Thomas Plain falls within a mapped flood overlay, against the council-wide suburb average of 92%. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Thomas Plain bushfire-prone?
Yes - around 100% of Thomas Plain is mapped as bushfire-prone, compared with a Barunga West Council average of 92%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Thomas Plain?
The dominant planning zone in Thomas Plain is Rural. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Thomas Plain have heritage-listed places?
Thomas Plain 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 Thomas Plain?
Across 60 surveyed parcels in Thomas Plain, the median lot size is about 1,206,813 m².
Do I need a planning report for a Thomas Plain property?
A Thomas Plain 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 |
|---|---|---|---|
| Ninnes | 8.7 km | 100% | 100% |
| Willamulka Copper Coast Council |
9.0 km | 100% | 100% |
| Paskeville Copper Coast Council |
11.2 km | 100% | 100% |
| Thrington Copper Coast Council |
11.3 km | 100% | 100% |
| Bute | 14.2 km | 100% | 100% |
| Alford | 14.4 km | 100% | 100% |
| Melton | 15.1 km | 100% | 100% |
| Kadina Copper Coast Council |
17.4 km | 100% | 98% |
| Kulpara | 17.9 km | 100% | 100% |
| Lochiel Wakefield Regional Council |
19.3 km | 100% | 100% |