One Mile flood map & planning overlays
A planning-constraint profile of One Mile (Ipswich City, QLD) - 1.92 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
1.92 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to One Mile'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.
One Mile 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 957 One Mile properties.
Lot-level readout
Flood-risk rating across all 957 properties
From LayeredGeo's lot-risk engine: council flood overlays, historical flooding and terrain, resolved to each individual lot in One Mile.
One Mile at a glance
How One Mile is zoned
Selling in One Mile? 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 1.92 km², One Mile is highly constrained by planning overlays. About 99% of the suburb sits within a mapped flood overlay, and 38% is flagged bushfire-prone. The dominant land-use zone is Low density residential. The terrain is largely flat, and the median lot measures about 747 m² across 944 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 One Mile
Census 2021 figures published by the ABS for the One Mile 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 832, and decile 1 within Queensland. The national average is 1000.
Age profile
Share of One Mile's 2,038 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Leichhardt - One Mile, the wider ABS statistical area containing One Mile. There is no annual population series published at suburb level, so this describes the surrounding area rather than One Mile itself.
5,539 in 2001 to 8,911 in 2025, up 61%.
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 One Mile 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 →One Mile planning - frequently asked
Where can I see a flood map of One Mile?
The schematic on this page is a One Mile flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 99% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any One Mile address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is One Mile flood-prone?
About 99% of One Mile falls within a mapped flood overlay, against a Ipswich City average of 45%. Looking lot by lot, 98% of the 957 properties we analysed in One Mile carry some level of mapped flood risk, including 281 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 One Mile bushfire-prone?
Yes - around 38% of One Mile is mapped as bushfire-prone, compared with a Ipswich City average of 50%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in One Mile?
The dominant planning zone in One Mile is Low density residential, though the suburb also includes Recreation and open space and Environmental management. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does One Mile have heritage-listed places?
No heritage-listed places are on record within One Mile. Even so, it is worth confirming for an individual property before any works.
Is One Mile hilly or flat?
One Mile is largely flat: the median lot slope is about 3%, and 2% of properties sit on slopes of 15% or steeper. Ground level runs from roughly 19 m to 36 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 One Mile?
Across 944 surveyed parcels in One Mile, the median lot size is about 747 m². There are also 34 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 One Mile have a train station?
There is no train station inside One Mile itself. The suburb is served by 10 bus stops.
What is the population of One Mile?
At the 2021 Census One Mile had 2,038 usual residents, with a median age of 37 and an average household size of 2.5 people. The wider Leichhardt - One Mile statistical area, which contains One Mile, went from 5,539 people in 2001 to 8,911 in 2025, up 61%. ABS publishes no annual population series for individual suburbs, so that trend describes the surrounding area rather than One Mile alone.
Is One Mile an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), One Mile scores 832 and sits in decile 1 of 10 nationally and decile 1 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 One Mile?
Median household income in One Mile was $1,173 a week at the 2021 Census, against $1,643 for the typical suburb in Ipswich City. Median rent was $280 a week and the median mortgage repayment $1,153 a month. These are 2021 Census figures and have not been indexed to today.
Do I need a planning report for a One Mile property?
A One Mile 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.