South Toowoomba flood map & planning overlays
A planning-constraint profile of South Toowoomba (Toowoomba Regional, QLD) - 3.69 km², mapped from live council and state overlay data. This suburb is relatively unconstrained.
Everything below is suburb-wide. Overlays change block to block - see which ones actually touch your lot. The map is free.
Constraint readout
3.69 km² - this suburb is relatively unconstrained by planning overlays.
Elevation hillshade with street names, clipped to South Toowoomba'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.
South Toowoomba flood risk at the property level
Overlay percentages say how much land is constrained; these figures say how many properties are actually touched, from our lot-by-lot analysis of 3,511 South Toowoomba properties.
Lot-level readout
Flood-risk rating across all 3,511 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in South Toowoomba.
South Toowoomba at a glance
How South Toowoomba is zoned
Selling in South Toowoomba? 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 3.69 km², South Toowoomba is relatively unconstrained by planning overlays. About 5% of the suburb sits within a mapped flood overlay. There are 15 heritage-listed sites on record, and the dominant land-use zone is Low-Medium Density Residential. The terrain is gently undulating, and the median lot measures about 570 m² across 3,297 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 South Toowoomba
Census 2021 figures published by the ABS for the South Toowoomba 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 931, and decile 3 within Queensland. The national average is 1000.
Age profile
Share of South Toowoomba's 5,512 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Toowoomba - Central, the wider ABS statistical area containing South Toowoomba. There is no annual population series published at suburb level, so this describes the surrounding area rather than South Toowoomba itself.
14,288 in 2001 to 14,434 in 2025, up 1%.
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 South Toowoomba 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 →South Toowoomba planning - frequently asked
Where can I see a flood map of South Toowoomba?
The schematic on this page is a South Toowoomba flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 5% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any South Toowoomba address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is South Toowoomba flood-prone?
About 5% of South Toowoomba falls within a mapped flood overlay, against a Toowoomba Regional average of 13%. Looking lot by lot, 2% of the 3,511 properties we analysed in South Toowoomba carry some level of mapped flood risk, including 15 rated high risk or historically affected. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is South Toowoomba bushfire-prone?
Bushfire mapping covers South Toowoomba and little to none of it is mapped as bushfire-prone (the Toowoomba Regional average is 20%). Always confirm for the exact lot, as mapping can change.
What is the zoning in South Toowoomba?
The dominant planning zone in South Toowoomba is Low-Medium Density Residential, though the suburb also includes Sport and Recreation and Low Density Residential. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does South Toowoomba have heritage-listed places?
South Toowoomba has 15 heritage-listed places on record. Heritage listing affects what you can alter or demolish, so confirm whether a specific property is listed or near a heritage place.
Is South Toowoomba hilly or flat?
South Toowoomba is gently undulating: the median lot slope is about 4%. Ground level runs from roughly 606 m to 662 m AHD across the suburb. Slope drives site costs - cut and fill, retaining walls and driveway grades - so it is worth knowing before you commit to a sloping block.
What is the typical lot size in South Toowoomba?
Across 3,297 surveyed parcels in South Toowoomba, the median lot size is about 570 m². There are also 149 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.
Does South Toowoomba have a train station?
There is no train station inside South Toowoomba itself. The suburb is served by 39 bus stops.
What is the population of South Toowoomba?
At the 2021 Census South Toowoomba had 5,512 usual residents, with a median age of 36 and an average household size of 2.1 people. The wider Toowoomba - Central statistical area, which contains South Toowoomba, went from 14,288 people in 2001 to 14,434 in 2025, up 1%. ABS publishes no annual population series for individual suburbs, so that trend describes the surrounding area rather than South Toowoomba alone.
Is South Toowoomba an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), South Toowoomba scores 931 and sits in decile 3 of 10 nationally and decile 3 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 South Toowoomba?
Median household income in South Toowoomba was $1,354 a week at the 2021 Census, against $1,583 for the typical suburb in Toowoomba Regional. Median rent was $290 a week and the median mortgage repayment $1,405 a month. These are 2021 Census figures and have not been indexed to today.
Do I need a planning report for a South Toowoomba property?
A South Toowoomba 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.