Lewiston flood map & planning overlays
A planning-constraint profile of Lewiston (Adelaide Plains Council, SA) - 36.99 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
36.99 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Lewiston'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.
Lewiston at a glance
How Lewiston is zoned
Selling in Lewiston? 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 Lewiston address.
Across its 36.99 km², Lewiston is highly constrained by planning overlays. About 60% 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 Living. The median lot measures about 10,059 m² across 1,555 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.
Lewiston 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 Lewiston 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 →Lewiston planning - frequently asked
Where can I see a flood map of Lewiston?
The schematic on this page is a Lewiston flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 60% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Lewiston address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Lewiston flood-prone?
About 60% of Lewiston falls within a mapped flood overlay, against the council-wide suburb average of 57%. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Lewiston bushfire-prone?
Yes - around 100% of Lewiston is mapped as bushfire-prone, compared with a Adelaide Plains Council average of 81%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Lewiston?
The dominant planning zone in Lewiston is Rural Living, though the suburb also includes Rural Horticulture and Conservation. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Lewiston have heritage-listed places?
Lewiston 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 Lewiston?
Across 1,555 surveyed parcels in Lewiston, the median lot size is about 10,059 m².
Do I need a planning report for a Lewiston property?
A Lewiston 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 |
|---|---|---|---|
| Gawler River Light Regional Council |
6.0 km | 84% | 100% |
| Angle Vale City of Playford |
6.0 km | 34% | 67% |
| Two Wells | 6.4 km | 50% | 97% |
| Penfield Gardens City of Playford |
6.6 km | 43% | 100% |
| Virginia City of Playford |
7.4 km | 53% | 100% |
| Ward Belt Light Regional Council |
7.6 km | 94% | 100% |
| Reeves Plains | 7.6 km | 30% | 100% |
| Macdonald Park City of Playford |
8.2 km | 44% | 100% |
| Riverlea Park City of Playford |
8.9 km | 61% | 89% |
| Munno Para West City of Playford |
9.0 km | 29% | 4% |