Parklea flood map & planning overlays
A planning-constraint profile of Parklea (Blacktown, NSW) - 1.06 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
1.06 km² - this suburb is relatively unconstrained by planning overlays.
Elevation hillshade with street names, clipped to Parklea'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.
Parklea at a glance
How Parklea is zoned
Buying in Parklea? 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 1.06 km², Parklea is relatively unconstrained by planning overlays. Flood mapping covers the suburb and none of it falls within a mapped flood overlay. The dominant land-use zone is Special Activities. The median lot measures about 453 m² across 608 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 Parklea
Census 2021 figures published by the ABS for the Parklea 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 1106, and decile 10 within New South Wales. The national average is 1000.
Age profile
Share of Parklea's 3,684 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Stanhope Gardens - Parklea, the wider ABS statistical area containing Parklea. There is no annual population series published at suburb level, so this describes the surrounding area rather than Parklea itself.
3,657 in 2001 to 13,262 in 2025, up 263%.
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.
Parklea data sources and coverage
Every figure below is an aggregate for the suburb boundary. “Not mapped” means LayeredGeo does not hold a source layer covering this suburb; it is never an all-clear for a particular property.
| Dataset | Coverage | Publisher |
|---|---|---|
| Flood mapping | 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 |
| Demographics | Available | Australian Bureau of Statistics (2021 Census and SEIFA) |
Profile last materially updated 5 August 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 Parklea 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 →Parklea planning - frequently asked
Where can I see a flood map of Parklea?
The schematic on this page is a Parklea flood map: the mapped flood overlays drawn over the suburb's terrain and street grid. Flood lines vary block to block, so for a specific property use the free interactive map - search any Parklea address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Parklea flood-prone?
Flood mapping covers Parklea and none of the suburb falls within a mapped flood overlay (the council-wide suburb average is 7%). Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Parklea bushfire-prone?
Bushfire mapping covers Parklea and little to none of it is mapped as bushfire-prone (the Blacktown average is 21%). Always confirm for the exact lot, as mapping can change.
What is the zoning in Parklea?
The dominant planning zone in Parklea is Special Activities, though the suburb also includes Low Density Residential and Infrastructure. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Parklea have heritage-listed places?
No heritage-listed places are on record within Parklea. Even so, it is worth confirming for an individual property before any works.
What is the typical lot size in Parklea?
Across 608 surveyed parcels in Parklea, the median lot size is about 453 m². There are also 1 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 Parklea have a train station?
There is no train station inside Parklea itself. The suburb is served by 12 bus stops.
What is the population of Parklea?
At the 2021 Census Parklea had 3,684 usual residents, with a median age of 35 and an average household size of 3.5 people. The wider Stanhope Gardens - Parklea statistical area, which contains Parklea, went from 3,657 people in 2001 to 13,262 in 2025, up 263%. ABS publishes no annual population series for individual suburbs, so that trend describes the surrounding area rather than Parklea alone.
Is Parklea an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Parklea scores 1106 and sits in decile 10 of 10 nationally and decile 10 within New South Wales - 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 Parklea?
Median household income in Parklea was $2,832 a week at the 2021 Census, against $2,117 for the typical suburb in Blacktown. Median rent was $550 a week and the median mortgage repayment $2,600 a month. These are 2021 Census figures and have not been indexed to today.
Do I need a planning report for a Parklea property?
A Parklea 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.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Acacia Gardens | 1.0 km | 0% | 0% |
| Stanhope Gardens | 1.5 km | 0% | 7% |
| Quakers Hill | 1.8 km | <1% | 7% |
| Glenwood | 2.0 km | 0% | 0% |
| Kings Park | 2.2 km | 0% | 0% |
| The Ponds | 2.3 km | <1% | 16% |
| Kellyville Ridge | 2.5 km | 0% | 0% |
| Kings Langley | 3.4 km | 0% | 0% |
| Marayong | 3.5 km | 0% | 0% |
| Beaumont Hills The Hills Shire |
3.8 km | <1% | 31% |