North Curl Curl flood map & planning overlays
A planning-constraint profile of North Curl Curl (Northern Beaches, NSW) - 1.46 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
1.46 km² - this suburb is highly constrained by planning overlays.
Elevation hillshade with street names, clipped to North Curl Curl'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.
North Curl Curl at a glance
How North Curl Curl is zoned
Buying in North Curl Curl? 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 1.46 km², North Curl Curl is highly constrained by planning overlays. About 39% of the suburb sits within a mapped flood overlay, and 6% is flagged bushfire-prone. There are 8 heritage-listed sites on record, and the dominant land-use zone is Low Density Residential. The median lot measures about 528 m² across 1,317 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 North Curl Curl
Census 2021 figures published by the ABS for the North Curl Curl 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 1141, and decile 10 within New South Wales. The national average is 1000.
Age profile
Share of North Curl Curl's 4,288 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Dee Why (South) - North Curl Curl, the wider ABS statistical area containing North Curl Curl. There is no annual population series published at suburb level, so this describes the surrounding area rather than North Curl Curl itself.
8,010 in 2001 to 9,455 in 2025, up 18%.
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.
North Curl Curl 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 North Curl Curl 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 →North Curl Curl planning - frequently asked
Where can I see a flood map of North Curl Curl?
The schematic on this page is a North Curl Curl flood map: the mapped flood overlays drawn over the suburb's terrain and street grid, covering about 39% of the suburb. Flood lines vary block to block, so for a specific property use the free interactive map - search any North Curl Curl address and it shows the flood, zoning and bushfire mapping on the exact lot boundary.
Is North Curl Curl flood-prone?
About 39% of North Curl Curl falls within a mapped flood overlay, against the council-wide suburb average of 12%. Flood overlays vary block to block, so whether a particular lot is affected needs a property-level check.
Is North Curl Curl bushfire-prone?
Yes - around 6% of North Curl Curl is mapped as bushfire-prone, compared with a Northern Beaches average of 47%. A bushfire-prone designation can trigger additional building requirements, so check the specific address.
What is the zoning in North Curl Curl?
The dominant planning zone in North Curl Curl is Low Density Residential, though the suburb also includes Public Recreation and General Industrial. Zoning sets what you can build and do on a site, and can differ lot by lot.
Does North Curl Curl have heritage-listed places?
North Curl Curl has 8 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 North Curl Curl?
Across 1,317 surveyed parcels in North Curl Curl, the median lot size is about 528 m². There are also 7 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 North Curl Curl have a train station?
There is no train station inside North Curl Curl itself. The suburb is served by 48 bus stops.
What is the population of North Curl Curl?
At the 2021 Census North Curl Curl had 4,288 usual residents, with a median age of 40 and an average household size of 3.2 people. The wider Dee Why (South) - North Curl Curl statistical area, which contains North Curl Curl, went from 8,010 people in 2001 to 9,455 in 2025, up 18%. ABS publishes no annual population series for individual suburbs, so that trend describes the surrounding area rather than North Curl Curl alone.
Is North Curl Curl an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), North Curl Curl scores 1141 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 North Curl Curl?
Median household income in North Curl Curl was $3,611 a week at the 2021 Census, against $2,778 for the typical suburb in Northern Beaches. Median rent was $700 a week and the median mortgage repayment $4,000 a month. These are 2021 Census figures and have not been indexed to today.
Do I need a planning report for a North Curl Curl property?
A North Curl Curl 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 |
|---|---|---|---|
| Curl Curl | 0.8 km | 45% | 0% |
| Dee Why | 1.4 km | 1% | 10% |
| Freshwater | 1.5 km | 8% | 0% |
| Brookvale | 1.9 km | 21% | 18% |
| Narraweena | 2.1 km | 5% | 8% |
| Queenscliff | 2.2 km | Not mapped | 0% |
| North Manly | 2.3 km | 2% | 0% |
| Beacon Hill | 3.2 km | 2% | 49% |
| Collaroy | 3.2 km | Not mapped | 23% |
| Manly Vale | 3.2 km | Not mapped | 23% |