Gillenbah flood map & planning overlays
A planning-constraint profile of Gillenbah
(Narrandera, NSW) - 292.94 km², mapped from live council and
state overlay data. This suburb is highly constrained.
Profile updated 26 September 2026.
Suburb-wide figures; the free map shows which overlays touch your lot.
Constraint readout
292.94 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Gillenbah's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
Gillenbah at a glance
How Gillenbah is zoned
Buying in Gillenbah? The zoning, flood and bushfire lines on the section 10.7 certificate attached to the contract are mapped controls - see our s10.7 certificate guide.
Across its 292.94 km², Gillenbah is highly constrained by planning overlays. About 14% of the suburb sits within a mapped flood overlay, and 99% is flagged bushfire-prone. There are 4 heritage-listed sites on record, and the dominant land-use zone is Primary Production Small Lots. The median lot measures about 340,464 m² across 424 parcels.
Who lives in Gillenbah
Census 2021 figures published by the ABS for the Gillenbah 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 1044, and decile 8 within New South Wales. The national average is 1000.
Age profile
Share of Gillenbah's 119 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Narrandera, the wider ABS statistical area containing Gillenbah. There is no annual population series published at suburb level, so this describes the surrounding area rather than Gillenbah itself.
6,966 in 2001 to 5,926 in 2025, down 15%.
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.
Gillenbah 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 | NSW Government spatial services, NSW ePlanning and published council flood studies |
| Bushfire-prone mapping | Mapped | NSW Government spatial services, NSW ePlanning and published council flood studies |
| Zoning | Mapped | NSW Government spatial services, NSW ePlanning and published council flood studies |
| Heritage and environment | Mapped where published | NSW Government spatial services, NSW ePlanning and published council flood studies |
| Aircraft noise contours (ANEF) | Not held | NSW Government spatial services, NSW ePlanning and published council flood studies, Defence |
| Observed flight paths | Not watched | adsb.lol, under the Open Database License |
| Demographics | Available | Australian Bureau of Statistics (2021 Census and SEIFA) |
Profile last materially updated 26 September 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 Gillenbah 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.
Building or pricing a slab? The $119 geotechnical desktop report covers geology, soils, bores and an indicative AS 2870 site class for a Gillenbah lot.
See what's in the $9 report →Gillenbah planning - frequently asked
Is Gillenbah flood-prone?
About 14% of Gillenbah falls within a mapped flood overlay, against the council-wide suburb average of 11%.
Is Gillenbah bushfire-prone?
Around 99% of Gillenbah is mapped as bushfire-prone, compared with a Narrandera average of 95%.
What is the zoning in Gillenbah?
The dominant planning zone in Gillenbah is Primary Production Small Lots, though the suburb also includes Primary Production and Forestry.
Does Gillenbah have heritage-listed places?
Gillenbah has 4 heritage-listed places on record.
What is the typical lot size in Gillenbah?
Across 424 surveyed parcels in Gillenbah, the median lot size is about 340,464 m². There are also 10 registered easements mapped in the suburb.
What is the population of Gillenbah?
At the 2021 Census Gillenbah had 119 usual residents, with a median age of 57 and an average household size of 2.1 people. The wider Narrandera statistical area, which contains Gillenbah, went from 6,966 people in 2001 to 5,926 in 2025, down 15%.
Is Gillenbah an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Gillenbah scores 1044 and sits in decile 9 of 10 nationally and decile 8 within New South Wales (decile 1 is the most disadvantaged tenth, decile 10 the least).
What is the median household income in Gillenbah?
Median household income in Gillenbah was $1,604 a week at the 2021 Census, against $1,542 for the typical suburb in Narrandera. Median rent was $170 a week and the median mortgage repayment $2,600 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Sandigo | 12.5 km | Not mapped | 100% |
| Corobimilla | 13.5 km | Not mapped | 100% |
| Narrandera | 16.8 km | 8% | 97% |
| Cudgel Leeton |
19.4 km | Not mapped | 55% |
| Grong Grong | 23.2 km | Not mapped | 100% |
| Merungle Hill Leeton |
24.6 km | Not mapped | 7% |
| Yanco Leeton |
26.1 km | Not mapped | 24% |
| Euroley | 26.9 km | Not mapped | 71% |
| Boree Creek Federation |
27.2 km | Not mapped | 56% |
| Galore Wagga Wagga |
29.6 km | Not mapped | 100% |