Thalia flood map & planning overlays
Thalia: 65 ha farms, 77.9% flood, 100% bushfire.
Free map preview, then PDF reports from $9 - about the price of an iced latte on a public holiday.
A planning-constraint profile of Thalia
(Buloke, VIC) - 91.9 km², mapped from live council and
state overlay data. This suburb is highly constrained.
Profile updated 24 October 2026.
Constraint readout
91.9 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Thalia's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
Thalia at a glance
How Thalia is zoned
Selling in Thalia? The zoning and planning overlays on this page are the controls a Section 32 vendor statement discloses.
Across its 91.9 km², Thalia is highly constrained by planning overlays. About 78% of the suburb sits 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 647,884 m² across 128 parcels.
Who lives in Thalia
Census 2021 figures published by the ABS for the Thalia 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 1023, and decile 7 within Victoria. The national average is 1000.
Population trend, 2001 to 2025
Estimated resident population of Buloke, the wider ABS statistical area containing Thalia. There is no annual population series published at suburb level, so this describes the surrounding area rather than Thalia itself.
7,223 in 2001 to 5,891 in 2025, down 18%.
Source: ABS Census 2021 and SEIFA 2021 (Suburbs and Localities), Regional Population (SA2), CC BY 4.0. Small counts are randomly adjusted by the ABS.
Thalia data sources and coverage
“Not mapped” means we hold no source layer for this suburb - never an all-clear.
| 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 |
| Observed flight paths | Watched, not yet sampled here | adsb.lol, under the Open Database License |
| Demographics | Available | Australian Bureau of Statistics (2021 Census and SEIFA) |
Profile last materially updated 24 October 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 Thalia 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 →Building or pricing a slab? The $119 geotechnical desktop report covers geology, soils, bores and the indicative soil reactivity range to expect for a Thalia lot.
Thalia planning - frequently asked
Is Thalia flood-prone?
About 78% of Thalia falls within a mapped flood overlay, against the council-wide suburb average of 34%.
Is Thalia bushfire-prone?
Around 100% of Thalia is mapped as bushfire-prone, compared with a Buloke average of 99%.
What is the zoning in Thalia?
The dominant planning zone in Thalia is Farming Zone (FZ), though the suburb also includes Transport Zone (TRZ2) and Public Conservation and Resource Zone (PCRZ).
Does Thalia have heritage-listed places?
No heritage-listed places are on record within Thalia.
What is the typical lot size in Thalia?
Across 128 surveyed parcels in Thalia, the median lot size is about 647,884 m². There are also 18 registered easements mapped in the suburb.
Is Thalia an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Thalia scores 1023 and sits in decile 8 of 10 nationally and decile 7 within Victoria (decile 1 is the most disadvantaged tenth, decile 10 the least).
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Corack East | 5.4 km | 14% | 100% |
| Chirrip | 6.9 km | 99% | 100% |
| Narraport | 9.4 km | 8% | 100% |
| Wycheproof South | 9.8 km | 99% | 100% |
| Corack | 9.9 km | 43% | 100% |
| Granite Flat | 12.0 km | 95% | 100% |
| Wycheproof | 13.9 km | 71% | 100% |
| Teddywaddy West | 14.7 km | 100% | 100% |
| Morton Plains | 16.3 km | 39% | 100% |
| Jeffcott North | 17.6 km | 25% | 100% |