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Grantham Farm flood & bushfire risk

Of Grantham Farm’s 2,315 mapped properties, 2.1% are in a mapped flood area and 17.8% are in a bushfire hazard area.

For context, Grantham Farm’s flood exposure is below the NSW average of 5%, and bushfire exposure is in line with the NSW average of 16.4%.

2.1%
In a flood area
17.8%
In a bushfire area
2,315
Mapped properties

Where the hazards are in Grantham Farm

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

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Crime near Grantham Farm

Grantham Farm sits in the Blacktown council area, which recorded 33,614 reported offences in the 12 months to Mar 2026.

Showing all crime — tap an offence type below to plot it over time.
02,5005,0002001200520092013201720212025

Every reported offence by type — these add up to the 33,614 total. Figures are for the whole Blacktown council area (which may cover several suburbs), last 12 months. Reported offences only.

Property values in Grantham Farm

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

Houses
$1,267,000+3.85%
Postcode-area median · Q4 2025
Units & apartments
$914,000+3.57%
Postcode-area median · Q4 2025

Indicative postcode-area estimate — NSW medians are reported by postcode, so Grantham Farm 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 Grantham Farm

Grantham Farm is mostly residential. The most common zones:

Residential95.6% of properties

Low density residential — mostly detached houses on standard suburban blocks.

Zone: Low Density Residential

Special purpose2.2% of properties

Special purpose — infrastructure or a specific institutional use.

Zone: Infrastructure

Other1.6% of properties

Check your council’s planning scheme for what this zone allows.

Zone: Primary Production Small Lots

School catchments in Grantham Farm

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

Who lives in Grantham Farm

At the 2021 Census, 41.3% of Grantham Farm’s 3,669 residents were born overseas.

Top ancestries

Australian21.9%
English18.9%
Indian14.3%
Filipino6.4%
Chinese5.2%
Irish4.2%

Top countries of birth

India13.9%
Philippines4.1%
Nepal3.2%
China2.1%
Sri Lanka2.1%
New Zealand1.8%

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

Development near Grantham Farm

Blacktown council approved 2,409 new dwellings in the 12 months to May 2026.

2,409
Dwellings/yr
2,002
Houses
407
Units
04,2508,5002020202120222023202420252026

New dwellings approved across the whole Blacktown council area (not just Grantham Farm). See the council trend. Source: ABS Building Approvals.

Risk varies property by property. Check a specific Grantham Farm 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.