Sydney zoning & planning overlays
A planning-constraint profile of Sydney
(Sydney, NSW) - 3.04 km², mapped from live council and
state overlay data. This suburb is relatively unconstrained on the overlays we could measure - no flood mapping covers this suburb, so this is not a suburb-wide verdict.
Profile updated 3 October 2026.
Suburb-wide figures; the free map shows which overlays touch your lot.
Constraint readout
3.04 km² - this suburb is relatively unconstrained on the overlays we could measure - no flood mapping covers this suburb, so this is not a suburb-wide verdict.
Elevation hillshade with street names, clipped to Sydney's boundary, with the bushfire and environmental overlays drawn on top. Magenta is where aircraft were observed in the sampled period, brightest below 3,000 ft. No flood layer is drawn because we hold no flood mapping for this area.
Nearby suburbs, nearest first
Aircraft noise and flight paths over Sydney
Two different things, kept apart on purpose. The ANEF contour is the planning instrument - a forecast published per airport that planning schemes use to control noise-sensitive development. Observed overflight is what a sampled aircraft-tracking feed actually recorded over the suburb - where aircraft flew, how low and how often.
Observed overflight - sampled 4 Sep to 2 Oct 2026
typical observed square 2 a day
Night movements: observed, lowest 500 ft - night is sampled as often as day, but night traffic is light, so this is a floor and no rate can be put on it.
Traffic is sampled rather than watched continuously, so every figure is a floor: aircraft not captured between samples are not represented. Rates are per 500 m square - the busiest square in the suburb, not a count of flights over the suburb - and a square is only rated where enough traffic was seen to measure it. Altitudes are above mean sea level. Flight paths change with runway use, weather, season and airspace design. This is a record of observed traffic; it is not a noise contour and not a planning control.
Sydney at a glance
How Sydney is zoned
Buying in Sydney? 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 3.04 km², Sydney is relatively unconstrained by the planning overlays we hold. We hold no flood mapping covering this suburb, so no flood figure is shown - that is a gap in our data, not an all-clear. There are 497 heritage-listed sites on record, and the dominant land-use zone is Metropolitan Centre. The median lot measures about 406 m² across 1,286 parcels.
Who lives in Sydney
Census 2021 figures published by the ABS for the Sydney 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 1107, and decile 10 within New South Wales. The national average is 1000.
Age profile
Share of Sydney's 16,667 residents in each ABS age band.
Population trend, 2001 to 2025
Estimated resident population of Sydney (North) - Millers Point, the wider ABS statistical area containing Sydney. There is no annual population series published at suburb level, so this describes the surrounding area rather than Sydney itself.
5,088 in 2001 to 9,305 in 2025, up 83%.
Source: ABS Census 2021 and SEIFA 2021 (Suburbs and Localities), Regional Population (SA2), CC BY 4.0. Small counts are randomly adjusted by the ABS.
Sydney data sources and coverage
“Not mapped” means we hold no source layer for this suburb - never an all-clear.
| Dataset | Coverage | Publisher |
|---|---|---|
| Flood mapping | Not 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 |
| Aircraft noise contours (ANEF) | Not held | NSW Government spatial services, NSW ePlanning and published council flood studies, Defence |
| Observed flight paths | Observed | adsb.lol, under the Open Database License |
| Demographics | Available | Australian Bureau of Statistics (2021 Census and SEIFA) |
Profile last materially updated 3 October 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 Sydney 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.
Aircraft have been seen below 3,000 ft over about 95% of Sydney. The report's Aircraft Overflight page narrows that to the address itself: how many aircraft a day, how low, and at what heights.
Published flood models are held over parts of Sydney. The free check tells you whether one reaches an address; where it does, a Flood Model Report is +$9 with the planning report.
Building or pricing a slab? The $119 geotechnical desktop report covers geology, soils, bores and an indicative AS 2870 site class for a Sydney lot.
See what's in the $9 report →Sydney planning - frequently asked
Is Sydney flood-prone?
We don't yet hold flood mapping covering Sydney, so this page can't say how much of the suburb is flood-affected - that is a gap in our data, not an indication that the suburb is free of flood risk. Sydney is the authority to check for flood mapping in this area. Published flood models are held over parts of Sydney; the free check on the Flood Model Report page says whether one reaches a given address.
Is Sydney bushfire-prone?
Bushfire mapping covers Sydney and little to none of it is mapped as bushfire-prone.
Is Sydney under a flight path?
Aircraft were observed below 3,000 ft over about 95% of Sydney, in the period sampled (4 Sep 2026 to 2 Oct 2026). The lowest measured aircraft was at 500 ft, with an average of 1,500 ft. At the busiest point in the suburb about 18 aircraft a day were recorded passing over one 500 m square. Traffic is sampled rather than watched continuously and flight paths change with runway use, weather and season; the ANEF contour is the planning instrument.
What is the zoning in Sydney?
The dominant planning zone in Sydney is Metropolitan Centre, though the suburb also includes Public Recreation and Infrastructure.
Does Sydney have heritage-listed places?
Sydney has 497 heritage-listed places on record.
What is the typical lot size in Sydney?
Across 1,286 surveyed parcels in Sydney, the median lot size is about 406 m². There are also 7 registered easements mapped in the suburb.
Does Sydney have a train station?
Yes - Sydney has 8 train stations: Acc To Light Rail E, Bridge Street Light Rail, Circular Quay Light Rail, Circular Quay Station, Convention Light Rail, ENT Light Rail, Exhibition Centre Light Rail, Martin Place Station. It is also served by 142 bus stops and 17 ferry terminals.
What is the population of Sydney?
At the 2021 Census Sydney had 16,667 usual residents, with a median age of 32 and an average household size of 2.1 people. The wider Sydney (North) - Millers Point statistical area, which contains Sydney, went from 5,088 people in 2001 to 9,305 in 2025, up 83%.
Is Sydney an advantaged suburb?
On the ABS SEIFA 2021 index of relative socio-economic advantage and disadvantage (IRSAD), Sydney scores 1107 and sits in decile 10 of 10 nationally and decile 10 within New South Wales (decile 1 is the most disadvantaged tenth, decile 10 the least).
What is the median household income in Sydney?
Median household income in Sydney was $2,227 a week at the 2021 Census, against $2,276 for the typical suburb in Sydney. Median rent was $600 a week and the median mortgage repayment $2,691 a month.
Compare nearby suburbs
| Nearby suburb | Distance | Flood mapped | Bushfire-prone |
|---|---|---|---|
| Woolloomooloo | 1.0 km | Not mapped | 0% |
| The Rocks | 1.0 km | Not mapped | 0% |
| Millers Point | 1.1 km | Not mapped | 0% |
| Barangaroo | 1.2 km | Not mapped | 0% |
| Dawes Point | 1.3 km | Not mapped | 0% |
| Potts Point | 1.5 km | Not mapped | 0% |
| Darlinghurst | 1.5 km | Not mapped | 0% |
| Haymarket | 1.6 km | Not mapped | 0% |
| Pyrmont | 1.6 km | Not mapped | 0% |
| Ultimo | 1.7 km | Not mapped | 0% |