Heathcote flood map & planning overlays
A planning-constraint profile of Heathcote (Sutherland Shire, NSW) - 25.19 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
25.19 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to Heathcote'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.
Heathcote at a glance
How Heathcote is zoned
Buying in Heathcote? 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 25.19 km², Heathcote is highly constrained by planning overlays. Flood mapping covers the suburb and none of it falls within a mapped flood overlay, and 95% is flagged bushfire-prone. There are 14 heritage-listed sites on record, and the dominant land-use zone is National Parks and Nature Reserves. The median lot measures about 619 m² across 1,931 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 Heathcote
Census 2021 figures published by the ABS for the Heathcote 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 1063, and decile 9 within New South Wales. The national average is 1000.
Age profile
Share of Heathcote's 6,148 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Heathcote - Waterfall, the wider ABS statistical area containing Heathcote. There is no annual population series published at suburb level, so this describes the surrounding area rather than Heathcote itself.
6,691 in 2001 to 6,720 in 2025, up 0%.
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.
Heathcote 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 Heathcote 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 →Heathcote planning - frequently asked
Where can I see a flood map of Heathcote?
The schematic on this page is a Heathcote 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 Heathcote address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is Heathcote flood-prone?
Flood mapping covers Heathcote and none of the suburb falls within a mapped flood overlay. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is Heathcote bushfire-prone?
Yes - around 95% of Heathcote is mapped as bushfire-prone, compared with a Sutherland Shire average of 46%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in Heathcote?
The dominant planning zone in Heathcote is National Parks and Nature Reserves, though the suburb also includes Environmental Living and Public Recreation. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does Heathcote have heritage-listed places?
Heathcote has 14 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.
What is the typical lot size in Heathcote?
Across 1,931 surveyed parcels in Heathcote, the median lot size is about 619 m². There are also 27 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 Heathcote have a train station?
Yes - Heathcote has 1 train station: Heathcote Station. It is also served by 111 bus stops.
What is the population of Heathcote?
At the 2021 Census Heathcote had 6,148 usual residents, with a median age of 43 and an average household size of 2.7 people. The wider Heathcote - Waterfall statistical area, which contains Heathcote, went from 6,691 people in 2001 to 6,720 in 2025, up 0%. ABS publishes no annual population series for individual suburbs, so that trend describes the surrounding area rather than Heathcote alone.
Is Heathcote an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Heathcote scores 1063 and sits in decile 9 of 10 nationally and decile 9 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 Heathcote?
Median household income in Heathcote was $2,240 a week at the 2021 Census, against $2,626 for the typical suburb in Sutherland Shire. Median rent was $520 a week and the median mortgage repayment $2,553 a month. These are 2021 Census figures and have not been indexed to today.
Do I need a planning report for a Heathcote property?
A Heathcote 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 |
|---|---|---|---|
| Waterfall | 2.7 km | 0% | 98% |
| Uloola | 4.3 km | 0% | 100% |
| Goarra | 5.3 km | Not mapped | 100% |
| Engadine | 5.6 km | Not mapped | 64% |
| Holsworthy Campbelltown |
5.7 km | 0% | 98% |
| Woronora Dam Wollongong |
6.8 km | 0% | 99% |
| Lucas Heights | 6.9 km | 0% | 85% |
| Yarrawarrah | 7.4 km | Not mapped | 69% |
| Barden Ridge | 7.8 km | Not mapped | 70% |
| Palona | 7.9 km | 0% | 100% |