Victoria · Postcode 3351

Illabarook postcode and suburb data

Victoria · Phone area code 03 · 115 km from Melbourne

Outer Regional Bottom 20% SEIFA
41
Population (2021)
$1,375
Household income/wk
$250
Median rent/wk
36
Median age
2/10
SEIFA advantage

Suburb snapshot

Illabarook at a glance vs VIC

Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.

Quick facts

3351 Postcode See every suburb sharing this postcode
41 People Resident population, Census 2021
Golden Plains Council area 48 suburbs, 15 postcodes
36 Median age Years, Census 2021
$1,375/wk Household income Suburb median, Census 2021 dollars
Decile 2/10 SEIFA advantage Lower SEIFA advantage

Benchmarks against VIC

Household income
$1,375/wk
24% below VIC average
Suburb median, Census 2021
Weekly rent
$250/wk
33% below VIC average
Suburb median, Census 2021
SEIFA advantage
2/10
4.0 deciles below VIC average
IRSAD decile, higher means more advantage
Median age
36 years
10.0 years younger than VIC average
Resident median age
Unemployment
0.0%
5.0 pts below VIC average
Census labour-force rate

Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.

Where Illabarook ranks: SEIFA decile 2 places it in the bottom 20% of Australia for socio-economic advantage.

ABS Census 2021 · SEIFA 2021

Detailed comparison table

Illabarook vs the VIC average and the national average, using population-weighted 2021 Census data.

MetricIllabarookVIC avgAU avg
Household income/wk $1,375 -VIC $1,817 $1,836
Rent/wk $250 -VIC $375 $390
Mortgage/month $1,409 -VIC $1,933 $1,958
Median age 36 46.0 45.0
SEIFA decile 2/10 -VIC 6.0/10 6.0/10
Unemployment 0.0% -VIC 5.0% 5.0%

Green pill = at least 10% above the VIC average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.

Illabarook is a locality 115 km from Melbourne in Victoria, classified as outer regional by the ABS. The postcode is 3351. It falls within the Warrnambool and South West region. The local government area is Golden Plains.

According to the 2021 Census, Illabarook has a population of 41 with a median age of 36. The median weekly household income is $1,375, below the VIC average.

Housing in Illabarook includes a median weekly rent of $250, median monthly mortgage repayment of $1,409, with 14 total dwellings. Housing costs in the area sit below the VIC average. Owner-occupied dwellings (owned or mortgaged) make up 66.7% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Illabarook scores in decile 2 out of 10, which is well below the national average.

Illabarook is part of the Warrnambool statistical area in Victoria.

Illabarook details

Location, Census, housing, SEIFA and geography fields used across this profile.

Postcode3351
StateVictoria (VIC)
Phone Area Code03
Population (2021)41
Median Age36 years
Median Household Income (Census 2021)$1,375/week
Median Personal Income (Census 2021)$687/week
Median Weekly Rent (Census 2021)$250
Median Monthly Mortgage (Census 2021)$1,409
Average Household Size2.6 persons
Area22.0 km²
Population Density2/km²
Total Dwellings14
Australian Citizens95.1%
Unemployment Rate0.0%
SEIFA IRSAD Decile2/10 (well below average)
Latitude-37.8321891
Longitude143.6520525
Distance from Melbourne115 km
Region (SA4)Warrnambool and South West
Area (SA3)Warrnambool
Local GovernmentGolden Plains
Federal ElectorateWannon
State ElectorateRipon (Western Victoria)
Time ZoneAEST (UTC+10), Australia/Melbourne (standard time)

Age Profile

0–14 (31.7%) 15–24 (9.8%) 25–44 (19.5%) 45–64 (17.1%) 65+ (22.0%)
Show counts
0–14 years13 (31.7%)
15–24 years4 (9.8%)
25–44 years8 (19.5%)
45–64 years7 (17.1%)
65+ years9 (22.0%)

Housing Tenure

Owned outright (33.3%) Mortgaged (33.3%) Rented (33.3%)

SEIFA socio-economic index

Illabarook is in SEIFA IRSAD decile 2 of 10. Higher deciles indicate more relative socio-economic advantage. This is an area-level index, not a score for individual households.
More disadvantagedMiddle rangeMore advantaged

Health Conditions (2021 Census)

Asthma4 (9.8%)
Heart Disease3 (7.3%)

Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.

Motor Vehicles per Dwelling

No vehicle0 (0.0%)
1 vehicle3 (30.0%)
2 vehicles3 (30.0%)
3+ vehicles4 (40.0%)

Suburbs Near Illabarook

Same Postcode (3351)

More Illabarook Data

Page last reviewed . Data sources: Australian Bureau of Statistics 2021 Census (CC BY 4.0), SEIFA 2021 IRSAD, ACARA school profiles 2025. How this data is sourced.