Biarra flood map & planning overlays
A planning-constraint profile of Biarra (Somerset Regional, QLD) - 234.82 km², mapped from live council and state overlay data. This suburb is highly constrained.
Everything below is suburb-wide. Overlays change block to block - see which ones actually touch your lot. The map is free.
Constraint readout
234.82 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Biarra's boundary, with the flood, bushfire and environmental overlays drawn on top. It shows where constraints fall; the interactive map shows them on your exact address.
Biarra at a glance
How Biarra is zoned
Selling in Biarra? 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 234.82 km², Biarra is highly constrained by planning overlays. About 13% of the suburb sits within a mapped flood overlay, and 70% is flagged bushfire-prone. The dominant land-use zone is Community Facilities. The median lot measures about 257,617 m² across 399 parcels. These figures are suburb-wide - the overlays that actually apply to a given lot can differ block to block, which is what a property-level check tells you.
Who lives in Biarra
Census 2021 figures published by the ABS for the Biarra 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 936, and decile 4 within Queensland. The national average is 1000.
Age profile
Share of Biarra's 270 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Esk, the wider ABS statistical area containing Biarra. There is no annual population series published at suburb level, so this describes the surrounding area rather than Biarra itself.
4,299 in 2001 to 5,236 in 2025, up 22%.
Source: Australian Bureau of Statistics. Census of Population and Housing 2021 (General Community Profile) and SEIFA 2021, both published at the Suburbs and Localities level; Regional Population (estimated resident population) at Statistical Area Level 2. Used under CC BY 4.0. Census counts of small populations are randomly adjusted by the ABS to protect confidentiality, so figures for small suburbs are indicative.
Check a specific Biarra 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.
See what's in the $9 report →Biarra planning - frequently asked
Where can I see a flood map of Biarra?
The schematic on this page is a Biarra flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 13% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any Biarra address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Biarra flood-prone?
About 13% of Biarra falls within a mapped flood overlay, against a Somerset Regional average of 25%. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Biarra bushfire-prone?
Yes - around 70% of Biarra is mapped as bushfire-prone, compared with a Somerset Regional average of 54%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Biarra?
The dominant planning zone in Biarra is Community Facilities, though the suburb also includes Rural. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Biarra have heritage-listed places?
No heritage-listed places are on record within Biarra. Even so, it is worth confirming for an individual property before any works.
What is the typical lot size in Biarra?
Across 399 surveyed parcels in Biarra, the median lot size is about 257,617 m². There are also 39 registered easements mapped in the suburb - an easement can restrict where you can build, so always check the title and overlays for the specific lot.
What is the population of Biarra?
At the 2021 Census Biarra had 270 usual residents, with a median age of 54 and an average household size of 2.4 people. The wider Esk statistical area, which contains Biarra, went from 4,299 people in 2001 to 5,236 in 2025, up 22%. ABS publishes no annual population series for individual suburbs, so that trend describes the surrounding area rather than Biarra alone.
Is Biarra an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Biarra scores 936 and sits in decile 3 of 10 nationally and decile 4 within Queensland - decile 1 being the most disadvantaged tenth of Australian suburbs and decile 10 the least. The national average score is 1000. SEIFA summarises income, education, occupation and housing across the whole suburb, so it describes the area, not any particular household in it.
What is the median household income in Biarra?
Median household income in Biarra was $1,050 a week at the 2021 Census, against $1,312 for the typical suburb in Somerset Regional. Median rent was $250 a week and the median mortgage repayment $1,647 a month. These are 2021 Census figures and have not been indexed to today.
Do I need a planning report for a Biarra property?
A Biarra planning report pulls every overlay - zoning, flood, bushfire, heritage and environmental - that touches a single lot, on live council and state data. The interactive map preview is free; a full PDF report is $9.