Grawin Opal Fields zoning & planning overlays
A planning-constraint profile of Grawin Opal Fields
(Walgett, NSW) - 66.31 km², mapped from live council and
state overlay data. This suburb is highly constrained on the overlays we could measure - no flood mapping covers this suburb, so this is not a suburb-wide verdict.
Profile updated 26 September 2026.
Suburb-wide figures; the free map shows which overlays touch your lot.
Constraint readout
66.31 km² - this suburb is highly constrained on the overlays we could measure - no flood mapping covers this suburb, so this is not a suburb-wide verdict.
Elevation hillshade with street names, clipped to Grawin Opal Fields's boundary, with the bushfire and environmental overlays drawn on top. No flood layer is drawn because we hold no flood mapping for this area.
Nearby suburbs, nearest first
Grawin Opal Fields at a glance
How Grawin Opal Fields is zoned
Buying in Grawin Opal Fields? 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 66.31 km², Grawin Opal Fields is highly constrained by the planning overlays we hold. We hold no flood mapping covering this suburb, so no flood figure is shown - that is a gap in our data, not an all-clear. Of what is mapped, 100% is flagged bushfire-prone. There is 1 heritage-listed site on record, and the dominant land-use zone is Primary Production. The median lot measures about 9,833,214 m² across 7 parcels.
Who lives in Grawin Opal Fields
Census 2021 figures published by the ABS for the Grawin Opal Fields 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 808, and decile 1 within New South Wales. The national average is 1000.
Age profile
Share of Grawin Opal Fields's 198 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Walgett - Lightning Ridge, the wider ABS statistical area containing Grawin Opal Fields. There is no annual population series published at suburb level, so this describes the surrounding area rather than Grawin Opal Fields itself.
8,706 in 2001 to 5,708 in 2025, down 34%.
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.
Grawin Opal Fields data sources and coverage
“Not mapped” means we hold no source layer for this suburb - never an all-clear.
| Dataset | Coverage | Publisher |
|---|---|---|
| Flood mapping | Not 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 Grawin Opal Fields 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 Grawin Opal Fields lot.
See what's in the $9 report →Grawin Opal Fields planning - frequently asked
Is Grawin Opal Fields flood-prone?
We don't yet hold flood mapping covering Grawin Opal Fields, so this page can't say how much of the suburb is flood-affected - that is a gap in our data, not an indication that the suburb is free of flood risk. Walgett is the authority to check for flood mapping in this area.
Is Grawin Opal Fields bushfire-prone?
Around 100% of Grawin Opal Fields is mapped as bushfire-prone, compared with a Walgett average of 100%.
What is the zoning in Grawin Opal Fields?
The dominant planning zone in Grawin Opal Fields is Primary Production, though the suburb also includes Special Activities.
Does Grawin Opal Fields have heritage-listed places?
Grawin Opal Fields has 1 heritage-listed place on record.
What is the typical lot size in Grawin Opal Fields?
Across 7 surveyed parcels in Grawin Opal Fields, the median lot size is about 9,833,214 m². There are also 1 registered easements mapped in the suburb.
What is the population of Grawin Opal Fields?
At the 2021 Census Grawin Opal Fields had 198 usual residents, with a median age of 58 and an average household size of 1.6 people. The wider Walgett - Lightning Ridge statistical area, which contains Grawin Opal Fields, went from 8,706 people in 2001 to 5,708 in 2025, down 34%.
Is Grawin Opal Fields an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Grawin Opal Fields scores 808 and sits in decile 1 of 10 nationally and decile 1 within New South Wales (decile 1 is the most disadvantaged tenth, decile 10 the least).
What is the median household income in Grawin Opal Fields?
Median household income in Grawin Opal Fields was $497 a week at the 2021 Census, against $1,083 for the typical suburb in Walgett. Median rent was $50 a week and the median mortgage repayment $650 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Cumborah | 9.5 km | Not mapped | 100% |
| Narran Lake Brewarrina |
35.3 km | Not mapped | 90% |
| Goodooga Brewarrina |
44.6 km | 0% | 100% |
| Lightning Ridge | 47.7 km | 0% | 100% |
| Walgett | 49.8 km | Not mapped | 100% |
| Talawanta Brewarrina |
55.2 km | Not mapped | 100% |
| Angledool | 65.1 km | 0% | 100% |
| Carinda | 79.7 km | Not mapped | 95% |
| Brewarrina Brewarrina |
80.0 km | Not mapped | 100% |
| Collarenebri | 90.8 km | <1% | 100% |