Merrigal zoning & planning overlays
A planning-constraint profile of Merrigal
(Warren, NSW) - 231.54 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
231.54 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 Merrigal'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
Merrigal at a glance
How Merrigal is zoned
Buying in Merrigal? 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 231.54 km², Merrigal 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. The dominant land-use zone is Primary Production. The median lot measures about 655,183 m² across 163 parcels.
Who lives in Merrigal
Census 2021 figures published by the ABS for the Merrigal 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 1070, and decile 9 within New South Wales. The national average is 1000.
Population trend, 2001 to 2025
Estimated resident population of Gilgandra, the wider ABS statistical area containing Merrigal. There is no annual population series published at suburb level, so this describes the surrounding area rather than Merrigal itself.
4,832 in 2001 to 4,426 in 2025, down 8%.
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.
Merrigal 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 Merrigal 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 Merrigal lot.
See what's in the $9 report →Merrigal planning - frequently asked
Is Merrigal flood-prone?
We don't yet hold flood mapping covering Merrigal, 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. Warren is the authority to check for flood mapping in this area.
Is Merrigal bushfire-prone?
Around 100% of Merrigal is mapped as bushfire-prone, compared with a Warren average of 98%.
What is the zoning in Merrigal?
The dominant planning zone in Merrigal is Primary Production.
Does Merrigal have heritage-listed places?
No heritage-listed places are on record within Merrigal.
What is the typical lot size in Merrigal?
Across 163 surveyed parcels in Merrigal, the median lot size is about 655,183 m².
Is Merrigal an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Merrigal scores 1070 and sits in decile 9 of 10 nationally and decile 9 within New South Wales (decile 1 is the most disadvantaged tenth, decile 10 the least).
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Pine Clump | 11.7 km | Not mapped | 100% |
| Pigeonbah | 16.2 km | Not mapped | 100% |
| Collie | 23.2 km | Not mapped | 100% |
| Bullagreen | 25.3 km | Not mapped | 100% |
| Armatree Gilgandra |
26.4 km | Not mapped | 100% |
| Bourbah Coonamble |
27.3 km | Not mapped | 21% |
| Curban Gilgandra |
27.6 km | Not mapped | 100% |
| Gulargambone Coonamble |
34.3 km | Not mapped | 17% |
| Bundemar Narromine |
35.1 km | Not mapped | 100% |
| Combara Coonamble |
37.5 km | Not mapped | 11% |