KnowYourBlock
Search an address

Irrewarra flood & bushfire risk

Of Irrewarra’s 253 mapped properties, 2% are in a mapped flood area and 99.6% are in a bushfire hazard area.

For context, Irrewarra’s flood exposure is below the VIC average of 3.9%, and bushfire exposure is above the VIC average of 18.2%.

2%
In a flood area
99.6%
In a bushfire area
253
Mapped properties

Where the hazards are in Irrewarra

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

Loading map…

Crime near Irrewarra

Irrewarra sits in the Colac-Otway council area, which recorded 1,395 reported offences in the 12 months to Mar 2026.

Showing all crime — tap an offence type below to plot it over time.
01,0002,00020172019202120232025

Every reported offence by type — these add up to the 1,395 total. Figures are for the whole Colac-Otway council area (which may cover several suburbs), last 12 months. Reported offences only.

Zoning in Irrewarra

Irrewarra is mostly rural. The most common zones:

Rural78.3% of properties

Rural — farming and agricultural land; housing is limited.

Zone: FARMING ZONE

Rural residential11.1% of properties

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

Zone: RURAL LIVING ZONE

Open space6.3% of properties

Open space / recreation — parks and sporting land; not for housing.

Zone: TRANSPORT ZONE 4 - OTHER TRANSPORT USE

School catchments in Irrewarra

PrimaryBeeac Primary School · Colac Primary School
SecondaryColac Secondary College

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

Who lives in Irrewarra

At the 2021 Census, 6.6% of Irrewarra’s 365 residents were born overseas.

Top ancestries

English44.9%
Australian42.2%
Irish15.9%
Scottish12.9%
German2.7%
Australian Aboriginal1.9%

Top countries of birth

England3%
Fiji1.1%

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

Development near Irrewarra

Colac Otway council approved 201 new dwellings in the 12 months to May 2026.

201
Dwellings/yr
175
Houses
26
Units
01252502020202120222023202420252026

New dwellings approved across the whole Colac Otway council area (not just Irrewarra). See the council trend. Source: ABS Building Approvals.

Risk varies property by property. Check a specific Irrewarra address:

Nearby suburbs

Warncoort · 0.7% floodColac East · 0% floodOndit · 2% floodYeo · 0% floodColac · 1.5% floodBalintore · 1.9% flood

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.