Koondrook flood map & planning overlays
Koondrook leads Gannawarra on heritage, 15 places, for 1,101 residents.
Free map preview, then PDF reports from $9 - about the price of an iced latte on a public holiday.
A planning-constraint profile of Koondrook
(Gannawarra, VIC) - 59.21 km², mapped from live council and
state overlay data. This suburb is highly constrained.
Profile updated 15 October 2026.
Constraint readout
59.21 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Koondrook's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
Koondrook at a glance
How Koondrook is zoned
Selling in Koondrook? The zoning and planning overlays on this page are the controls a Section 32 vendor statement discloses.
Across its 59.21 km², Koondrook is highly constrained by planning overlays. About 44% of the suburb sits within a mapped flood overlay, and 99% is flagged bushfire-prone. There are 15 heritage-listed sites on record, and the dominant land-use zone is Farming Zone (FZ). The median lot measures about 1,675 m² across 946 parcels.
Who lives in Koondrook
Census 2021 figures published by the ABS for the Koondrook 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 904, and decile 1 within Victoria. The national average is 1000.
Age profile
Share of Koondrook's 1,101 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Gannawarra, the wider ABS statistical area containing Koondrook. There is no annual population series published at suburb level, so this describes the surrounding area rather than Koondrook itself.
7,625 in 2001 to 6,522 in 2025, down 14%.
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.
Koondrook 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 15 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 Koondrook 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 Koondrook lot.
Koondrook planning - frequently asked
Is Koondrook flood-prone?
About 44% of Koondrook falls within a mapped flood overlay, against the council-wide suburb average of 52%.
Is Koondrook bushfire-prone?
Around 99% of Koondrook is mapped as bushfire-prone, compared with a Gannawarra average of 99%.
What is the zoning in Koondrook?
The dominant planning zone in Koondrook is Farming Zone (FZ), though the suburb also includes Public Conservation and Resource Zone (PCRZ) and Low Density Residential Zone (LDRZ).
Does Koondrook have heritage-listed places?
Koondrook has 15 heritage-listed places on record.
What is the typical lot size in Koondrook?
Across 946 surveyed parcels in Koondrook, the median lot size is about 1,675 m². There are also 167 registered easements mapped in the suburb.
Does Koondrook have a train station?
There is no train station inside Koondrook itself. The suburb is served by 2 bus stops.
What is the population of Koondrook?
At the 2021 Census Koondrook had 1,101 usual residents, with a median age of 54 and an average household size of 2.2 people. The wider Gannawarra statistical area, which contains Koondrook, went from 7,625 people in 2001 to 6,522 in 2025, down 14%.
Is Koondrook an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Koondrook scores 904 and sits in decile 2 of 10 nationally and decile 1 within Victoria (decile 1 is the most disadvantaged tenth, decile 10 the least).
What is the median household income in Koondrook?
Median household income in Koondrook was $973 a week at the 2021 Census, against $1,125 for the typical suburb in Gannawarra. Median rent was $200 a week and the median mortgage repayment $1,105 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Teal Point | 5.9 km | 24% | 100% |
| Myall (Kerang) | 8.9 km | 36% | 100% |
| Gannawarra | 9.4 km | 10% | 100% |
| Koroop | 10.8 km | 64% | 100% |
| Westby | 11.3 km | 73% | 100% |
| Capels Crossing | 15.9 km | 85% | 100% |
| Milnes Bridge | 16.0 km | 93% | 100% |
| Kerang East | 16.0 km | 65% | 100% |
| Cullen | 16.5 km | 3% | 100% |
| Kerang | 16.6 km | 89% | 94% |