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Bonnet Bay flood & bushfire risk

Of Bonnet Bay’s 949 mapped properties, 10.5% are in a mapped flood area and 58.4% are in a bushfire hazard area.

For context, Bonnet Bay’s flood exposure is above the NSW average of 5%, and bushfire exposure is above the NSW average of 16.4%.

10.5%
In a flood area
58.4%
In a bushfire area
949
Mapped properties

Where the hazards are in Bonnet Bay

Flood and bushfire areas across Bonnet Bay. Zoom in to see how they fall relative to individual streets.

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Crime near Bonnet Bay

Bonnet Bay sits in the Sutherland council area, which recorded 10,806 reported offences in the 12 months to Mar 2026.

Showing all crime — tap an offence type below to plot it over time.
01,0002,0002001200520092013201720212025

Every reported offence by type — these add up to the 10,806 total. Figures are for the whole Sutherland council area (which may cover several suburbs), last 12 months. Reported offences only.

Property values in Bonnet Bay

Median sale price by property type, reported by postcode area — suburbs sharing a postcode show the same figure.

Houses
$1,800,000+10.67%
Postcode-area median · Q4 2025
Units & apartments
$938,000+14.39%
Postcode-area median · Q4 2025

Indicative postcode-area estimate — NSW medians are reported by postcode, so Bonnet Bay shares this figure with nearby suburbs in the same postcode. Not a valuation of any specific property. Source: NSW DCJ Rent and Sales Report — sales tables (postcode).

Zoning in Bonnet Bay

Bonnet Bay is mostly environmental. The most common zones:

Environmental92.3% of properties

Environmental management — conservation land with strong limits on development.

Zone: Environmental Management

Environmental2.5% of properties

Environmental management — conservation land with strong limits on development.

Zone: Environmental Living

Residential2.1% of properties

General residential — standard housing; allowable density varies by precinct.

Zone: Neighbourhood Centre

School catchments in Bonnet Bay

Bonnet Bay can span more than one catchment — check a specific address (below) for the exact school.

Who lives in Bonnet Bay

At the 2021 Census, 20.8% of Bonnet Bay’s 2,238 residents were born overseas.

Top ancestries

English41.6%
Australian35.8%
Irish14.8%
Scottish11.7%
Chinese3.9%
Italian3.6%

Top countries of birth

England5.5%
New Zealand1.5%
China1%
Scotland0.8%
South Africa0.8%
United States0.8%

Ancestry counts people reporting each ancestry (up to two each), as a share of responses. Source: ABS 2021 Census.

Development near Bonnet Bay

Sutherland council approved 1,314 new dwellings in the 12 months to May 2026.

1,314
Dwellings/yr
215
Houses
1,099
Units
01,0002,0002020202120222023202420252026

New dwellings approved across the whole Sutherland council area (not just Bonnet Bay). See the council trend. Source: ABS Building Approvals.

Risk varies property by property. Check a specific Bonnet Bay address:

Nearby suburbs

Figures are indicative only — verify any specific property with the relevant council. Sources: council/state planning schemes & flood mapping, Geoscape G-NAF, state police crime statistics, ABS.