Thorpdale South flood map & planning overlays
A planning-constraint profile of Thorpdale South
(Baw Baw, VIC) - 11.74 km², mapped from live council and
state overlay data. This suburb is highly constrained.
Profile updated 6 September 2026.
Everything below is suburb-wide. Overlays change block to block - see which ones actually touch your lot. The map is free.
Constraint readout
11.74 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Thorpdale South'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.
Nearby suburbs, nearest first
Thorpdale South at a glance
How Thorpdale South is zoned
Selling in Thorpdale South? The zoning and planning overlays on this page are the controls a Section 32 vendor statement discloses - a $9 planning report pulls them at the lot level for any Thorpdale South address.
Across its 11.74 km², Thorpdale South is highly constrained by planning overlays. Flood mapping covers the suburb and none of it falls within a mapped flood overlay, and 100% is flagged bushfire-prone. The dominant land-use zone is Farming Zone (FZ). The median lot measures about 142,831 m² across 48 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.
Who lives in Thorpdale South
Census 2021 figures published by the ABS for the Thorpdale South suburb boundary itself, not a wider region.
Socio-economic standing
ABS SEIFA 2021 ranks every Australian suburb. Decile 1 is the most disadvantaged tenth of the country, decile 10 the least.
Score 982, and decile 4 within Victoria. The national average is 1000.
Population trend, 2001 to 2025
Estimated resident population of Trafalgar (Vic.), the wider ABS statistical area containing Thorpdale South. There is no annual population series published at suburb level, so this describes the surrounding area rather than Thorpdale South itself.
6,112 in 2001 to 8,618 in 2025, up 41%.
Source: Australian Bureau of Statistics. Census of Population and Housing 2021 (General Community Profile) and SEIFA 2021, both published at the Suburbs and Localities level; Regional Population (estimated resident population) at Statistical Area Level 2. Used under CC BY 4.0. Census counts of small populations are randomly adjusted by the ABS to protect confidentiality, so figures for small suburbs are indicative.
Thorpdale South 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 | Vicmap Planning and Victorian Government spatial services |
| Bushfire-prone mapping | Mapped | Vicmap Planning and Victorian Government spatial services |
| Zoning | Mapped | Vicmap Planning and Victorian Government spatial services |
| Heritage and environment | Mapped where published | Vicmap Planning and Victorian Government spatial services |
| Aircraft noise contours (ANEF) | Not held | Vicmap Planning and Victorian Government spatial services, Defence |
| Demographics | Available | Australian Bureau of Statistics (2021 Census and SEIFA) |
Profile last materially updated 6 September 2026. See the methodology and full source list. Source data changes over time and critical decisions should be checked with the responsible authority.
What a $9 report adds for a Thorpdale South address
This page is the suburb; the report is your lot. For any Thorpdale South address it resolves, on the lot boundary:
- The zone and every planning overlay that touches the lot, in the scheme's own labels
- Which flood overlay categories reach the lot
- Whether the lot is in bushfire-prone mapping, and what that triggers for a build
- A coverage disclosure: exactly which layers were, and were not, assessed
The interactive map is free - check an address below.
Geotechnical desktop report for a Thorpdale South lot
The planning report tells you what you may build. The geotechnical desktop report tells you what the ground under a Thorpdale South address is likely to do - before you pay for a site investigation.
- Mapped geology and soil landscape on the lot
- Indicative AS 2870 site class, with the evidence behind it
- Nearby bore logs and groundwater records
- Acid sulfate soil and reactive clay screening
- Contours, slope and site elevation
- What the desktop evidence cannot tell you, stated plainly
Check a specific Thorpdale South 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 →Thorpdale South planning - frequently asked
Where can I see a flood map of Thorpdale South?
The schematic on this page is a Thorpdale South flood map: the mapped flood overlays drawn over the suburb's terrain and street grid. Flood lines vary block to block, so for a specific property use the free interactive map - search any Thorpdale South address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Thorpdale South flood-prone?
Flood mapping covers Thorpdale South and none of the suburb falls within a mapped flood overlay (the council-wide suburb average is 6%). Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Thorpdale South bushfire-prone?
Around 100% of Thorpdale South is mapped as bushfire-prone, compared with a Baw Baw average of 100%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Thorpdale South?
The dominant planning zone in Thorpdale South is Farming Zone (FZ). Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Thorpdale South have heritage-listed places?
No heritage-listed places are on record within Thorpdale South. Even so, it is worth confirming for an individual property before any works.
What is the typical lot size in Thorpdale South?
Across 48 surveyed parcels in Thorpdale South, the median lot size is about 142,831 m². There are also 7 registered easements mapped in the suburb - an easement can restrict where you can build, so always check the title and overlays for the specific lot.
Is Thorpdale South an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Thorpdale South scores 982 and sits in decile 5 of 10 nationally and decile 4 within Victoria - decile 1 being the most disadvantaged tenth of Australian suburbs and decile 10 the least. The national average score is 1000. SEIFA summarises income, education, occupation and housing across the whole suburb, so it describes the area, not any particular household in it.
Do I need a planning report for a Thorpdale South property?
A Thorpdale South planning report pulls every overlay - zoning, flood, bushfire, heritage, environmental and noise - that touches a single lot, on live council and state data. The interactive map preview is free; the full PDF report is $9.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Allambee South South Gippsland |
4.3 km | <1% | 100% |
| Thorpdale | 4.6 km | 0% | 100% |
| Childers | 5.5 km | 0% | 100% |
| Mirboo North South Gippsland |
7.1 km | <1% | 100% |
| Delburn South Gippsland |
7.6 km | 0% | 100% |
| Allambee Reserve | 8.5 km | 0% | 100% |
| Baromi South Gippsland |
8.5 km | 0% | 100% |
| Trafalgar South | 9.9 km | 0% | 100% |
| Hallston South Gippsland |
10.0 km | <1% | 100% |
| Narracan | 10.2 km | 0% | 100% |