KnowYourBlock
Search an address

Mount Crosby flood & bushfire risk

Of Mount Crosby’s 924 mapped properties, 8% are in a mapped flood area and 41.5% are in a bushfire hazard area.

For context, Mount Crosby’s flood exposure is below the QLD average of 49.9%, and bushfire exposure is above the QLD average of 17.2%.

8%
In a flood area
41.5%
In a bushfire area
924
Mapped properties

Where the hazards are in Mount Crosby

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

Loading map…

Crime near Mount Crosby

Mount Crosby sits in the Karana Downs police division, which recorded 2,677 reported offences in the 12 months to Jun 2026.

Showing all crime — tap an offence type below to plot it over time.
01753502001200520092013201720212025

Every reported offence by type — these add up to the 2,677 total. Figures are for the whole Karana Downs police division (which may cover several suburbs), last 12 months. Reported offences only.

Zoning in Mount Crosby

Mount Crosby is mostly rural residential. The most common zones:

Rural residential88.5% of properties

Rural residential — acreage-style homes on large lots; semi-rural living.

Zone: RR - Rural residential

Special purpose4.8% of properties

Special purpose — infrastructure or a specific institutional use.

Zone: SP4 - Special purpose (Utility services)

Environmental1.9% of properties

Environmental management — conservation land with strong limits on development.

Zone: CN - Conservation

School catchments in Mount Crosby

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

Who lives in Mount Crosby

At the 2021 Census, 22.2% of Mount Crosby’s 1,860 residents were born overseas.

Top ancestries

English46.8%
Australian34.3%
Irish14.7%
Scottish13%
German7.2%
Dutch3.2%

Top countries of birth

England6.3%
South Africa2.8%
New Zealand2.6%
United States0.8%
Germany0.6%
Netherlands0.6%

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

Development near Mount Crosby

Brisbane council approved 8,576 new dwellings in the 12 months to May 2026.

8,576
Dwellings/yr
2,794
Houses
5,782
Units
05,00010,0002020202120222023202420252026

New dwellings approved across the whole Brisbane council area (not just Mount Crosby). See the council trend. Source: ABS Building Approvals.

Risk varies property by property. Check a specific Mount Crosby 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.