Gundiah flood map & planning overlays
A planning-constraint profile of Gundiah
(Fraser Coast Regional, QLD) - 55.47 km², mapped from live council and
state overlay data. This suburb is highly constrained.
Profile updated 19 September 2026.
Suburb-wide figures; the free map shows which overlays touch your lot.
Constraint readout
55.47 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Gundiah's boundary, with the flood, bushfire and environmental overlays drawn on top.
Nearby suburbs, nearest first
Gundiah at a glance
Schools in and near Gundiah
Public school-location data shows availability across the suburb. These figures do not rate schools and do not assign a particular address to a catchment.
Inside the suburb boundary
1 school providing primary years and 0 providing secondary years. A combined school may be counted in both teaching levels.
Nearest school availability
Primary: inside the suburb
Secondary: 28.94 km from the suburb boundary
Source: Queensland Government school geographic information. Catchment boundaries can divide a suburb and change over time; use the official catchment finder for a specific address.
How Gundiah is zoned
Selling in Gundiah? The lot-level zone is the zoning Part 3 of Queensland's Form 2 seller disclosure statement asks for - see our Form 2 planning data guide.
Across its 55.47 km², Gundiah is highly constrained by planning overlays. About 58% of the suburb sits within a mapped flood overlay, and 79% is flagged bushfire-prone. The dominant land-use zone is Rural. The median lot measures about 20,050 m² across 206 parcels.
Who lives in Gundiah
Census 2021 figures published by the ABS for the Gundiah 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 831, and decile 1 within Queensland. The national average is 1000.
Age profile
Share of Gundiah's 89 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Maryborough Surrounds - South, the wider ABS statistical area containing Gundiah. There is no annual population series published at suburb level, so this describes the surrounding area rather than Gundiah itself.
5,760 in 2001 to 11,170 in 2025, up 94%.
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.
Gundiah 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 | the relevant council planning scheme and Queensland Government spatial data |
| Bushfire-prone mapping | Mapped | the relevant council planning scheme and Queensland Government spatial data |
| Zoning | Mapped | the relevant council planning scheme and Queensland Government spatial data |
| Heritage and environment | Mapped where published | the relevant council planning scheme and Queensland Government spatial data |
| Aircraft noise contours (ANEF) | Not held | the relevant council planning scheme and Queensland Government spatial data, Defence |
| Demographics | Available | Australian Bureau of Statistics (2021 Census and SEIFA) |
| School availability | Available | Queensland Government |
Profile last materially updated 19 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 Gundiah 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.
Published flood models are held over parts of Gundiah. The free check tells you whether one reaches an address; where it does, a Flood Model Report is +$9 with the planning report.
Building or pricing a slab? The $119 geotechnical desktop report covers geology, soils, bores and an indicative AS 2870 site class for a Gundiah lot.
See what's in the $9 report →Gundiah planning - frequently asked
Is Gundiah flood-prone?
About 58% of Gundiah falls within a mapped flood overlay, against the council-wide suburb average of 41%.
Is Gundiah bushfire-prone?
Around 79% of Gundiah is mapped as bushfire-prone, compared with a Fraser Coast Regional average of 68%.
What is the zoning in Gundiah?
The dominant planning zone in Gundiah is Rural, though the suburb also includes Community facilities and Sport and Recreation.
Does Gundiah have heritage-listed places?
No heritage-listed places are on record within Gundiah.
What is the typical lot size in Gundiah?
Across 206 surveyed parcels in Gundiah, the median lot size is about 20,050 m². There are also 11 registered easements mapped in the suburb.
What is the population of Gundiah?
At the 2021 Census Gundiah had 89 usual residents, with a median age of 53 and an average household size of 2.3 people. The wider Maryborough Surrounds - South statistical area, which contains Gundiah, went from 5,760 people in 2001 to 11,170 in 2025, up 94%.
Is Gundiah an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Gundiah scores 831 and sits in decile 1 of 10 nationally and decile 1 within Queensland (decile 1 is the most disadvantaged tenth, decile 10 the least).
What is the median household income in Gundiah?
Median household income in Gundiah was $885 a week at the 2021 Census, against $1,124 for the typical suburb in Fraser Coast Regional. Median rent was $180 a week and the median mortgage repayment $867 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Paterson | 5.1 km | 40% | 83% |
| Gootchie | 6.4 km | 46% | 74% |
| Netherby | 7.3 km | 52% | 88% |
| Miva | 8.0 km | 100% | 66% |
| Munna Creek | 8.5 km | 76% | 78% |
| Bauple | 8.9 km | 28% | 61% |
| Theebine | 9.4 km | 29% | 34% |
| Munna Creek Gympie Regional |
10.5 km | 88% | 92% |
| Theebine Gympie Regional |
10.8 km | 53% | 45% |
| Kanigan | 10.9 km | 22% | 39% |