Merriwagga zoning & planning overlays
A planning-constraint profile of Merriwagga
(Carrathool, NSW) - 906.84 km², mapped from live council and
state overlay data. This suburb is relatively unconstrained 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
906.84 km² - this suburb is relatively unconstrained 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 Merriwagga'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
Merriwagga at a glance
How Merriwagga is zoned
Buying in Merriwagga? 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 906.84 km², Merriwagga is relatively unconstrained 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, 4% is flagged bushfire-prone. There are 8 heritage-listed sites on record, and the dominant land-use zone is Primary Production. The median lot measures about 314,911 m² across 545 parcels.
Who lives in Merriwagga
Census 2021 figures published by the ABS for the Merriwagga 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 982, and decile 5 within New South Wales. The national average is 1000.
Age profile
Share of Merriwagga's 124 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Griffith Surrounds, the wider ABS statistical area containing Merriwagga. There is no annual population series published at suburb level, so this describes the surrounding area rather than Merriwagga itself.
14,383 in 2001 to 13,139 in 2025, down 9%.
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.
Merriwagga 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 Merriwagga 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 Merriwagga lot.
See what's in the $9 report →Merriwagga planning - frequently asked
Is Merriwagga flood-prone?
We don't yet hold flood mapping covering Merriwagga, 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. Carrathool is the authority to check for flood mapping in this area.
Is Merriwagga bushfire-prone?
Around 4% of Merriwagga is mapped as bushfire-prone, compared with a Carrathool average of 20%.
What is the zoning in Merriwagga?
The dominant planning zone in Merriwagga is Primary Production, though the suburb also includes National Parks and Nature Reserves and Infrastructure.
Does Merriwagga have heritage-listed places?
Merriwagga has 8 heritage-listed places on record.
What is the typical lot size in Merriwagga?
Across 545 surveyed parcels in Merriwagga, the median lot size is about 314,911 m².
What is the population of Merriwagga?
At the 2021 Census Merriwagga had 124 usual residents, with a median age of 49 and an average household size of 2.2 people. The wider Griffith Surrounds statistical area, which contains Merriwagga, went from 14,383 people in 2001 to 13,139 in 2025, down 9%.
Is Merriwagga an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Merriwagga scores 982 and sits in decile 5 of 10 nationally and decile 5 within New South Wales (decile 1 is the most disadvantaged tenth, decile 10 the least).
What is the median household income in Merriwagga?
Median household income in Merriwagga was $1,062 a week at the 2021 Census, against $1,524 for the typical suburb in Carrathool. Median rent was $101 a week and the median mortgage repayment $340 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Goolgowi | 17.6 km | Not mapped | 6% |
| Gunbar | 34.6 km | Not mapped | 2% |
| Melbergen | 34.7 km | Not mapped | 15% |
| Tabbita | 34.7 km | Not mapped | 17% |
| Monia Gap | 39.7 km | Not mapped | 11% |
| Boorga | 40.9 km | Not mapped | 7% |
| Hillston | 44.8 km | Not mapped | 4% |
| Warburn Griffith |
47.3 km | Not mapped | 90% |
| Rankins Springs | 49.6 km | Not mapped | 50% |
| Lake Brewster | 51.0 km | Not mapped | 8% |