Silkwood Postcode

Queensland

Outer Regional Bottom 20% SEIFA
4856
Postcode for Silkwood, QLD
Phone area code: 07 · 1299 km from Brisbane · Pop. 407
407
Population
44
Median Age
$1,117
Household Income/wk
$270
Median Rent/wk
1/10
SEIFA Advantage
22.8
Area (km²)

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

Where Silkwood ranks: household income sits in the bottom 25% of QLD suburbs; SEIFA decile 1 places it in the bottom 20% of Australia for socio-economic advantage.

How Silkwood Compares

Silkwood vs the QLD average and the national average (2021 Census, population-weighted).

MetricSilkwoodQLD avgAU avg
Household income/wk $1,117 -QLD $1,770 $1,836
Rent/wk $270 -QLD $380 $390
Mortgage/month $1,083 -QLD $1,774 $1,958
Median age 44 44.0 45.0
SEIFA decile 1/10 -QLD 4.0/10 6.0/10
Unemployment 6.2% ≈QLD 6.0% 5.0%

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

Silkwood is a locality 1299 km from Brisbane in Queensland, classified as outer regional by the ABS. The postcode is 4856. It falls within the Cairns region. The local government area is Cassowary Coast.

According to the 2021 Census, Silkwood has a population of 407 with a median age of 44. The median weekly household income is $1,117, below the QLD average. The unemployment rate is 6.2%. The Indigenous population is 33 (8.1% of residents).

Housing in Silkwood includes a median weekly rent of $270, median monthly mortgage repayment of $1,083, with 156 total dwellings. Housing costs in the area sit below the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 80.4% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Silkwood scores in decile 1 out of 10, which is well below the national average.

Schools in Silkwood include Silkwood State School and St John's School.

Silkwood is part of the Innisfail - Cassowary Coast statistical area in Queensland.

Silkwood Details

Postcode4856
StateQueensland (QLD)
Phone Area Code07
Population (2021)407
Median Age44 years
Median Household Income (Census 2021)$1,117/week
Median Personal Income (Census 2021)$596/week
Median Weekly Rent (Census 2021)$270
Median Monthly Mortgage (Census 2021)$1,083
Average Household Size2.4 persons
Area22.8 km²
Population Density18/km²
Total Dwellings156
Australian Citizens88.5%
Indigenous Population33 (8.1%)
Unemployment Rate6.2%
SEIFA IRSAD Decile1/10 (well below average)
Latitude-17.7405194
Longitude146.0085955
Distance from Brisbane1299 km
Region (SA4)Cairns
Area (SA3)Innisfail - Cassowary Coast
Local GovernmentCassowary Coast
Federal ElectorateKennedy

Age Profile

0–14 (16.5%) 15–24 (13.0%) 25–44 (21.4%) 45–64 (27.5%) 65+ (21.4%)
Show counts
0–14 years67 (16.5%)
15–24 years53 (13.0%)
25–44 years87 (21.4%)
45–64 years112 (27.5%)
65+ years87 (21.4%)

Housing Tenure

Owned outright (48.6%) Mortgaged (31.8%) Rented (19.6%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 1 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Arthritis55 (13.5%)
Asthma34 (8.4%)
Diabetes24 (5.9%)
Heart Disease17 (4.2%)
Lung Condition15 (3.7%)
Cancer10 (2.5%)
Dementia4 (1.0%)

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

Motor Vehicles per Dwelling

No vehicle6 (4.1%)
1 vehicle51 (35.2%)
2 vehicles49 (33.8%)
3+ vehicles39 (26.9%)

Schools in Silkwood

Silkwood State School
Primary · Gov · ICSEA 889 · 53 students
St John's School
Primary · Cat · ICSEA 962 · 48 students

Suburbs Near Silkwood

Same Postcode (4856)

More Silkwood 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.