Queensland · Postcode 4311

Clarendon postcode and suburb data

Queensland · Phone area code 07 · 50 km from Brisbane

Inner Regional Bottom 20% SEIFA
232
Population (2021)
$1,474
Household income/wk
$250
Median rent/wk
39
Median age
2/10
SEIFA advantage

Suburb snapshot

Clarendon at a glance vs QLD

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

Quick facts

4311 Postcode See every suburb sharing this postcode
232 People Resident population, Census 2021
Somerset Council area 75 suburbs, 10 postcodes
39 Median age Years, Census 2021
$1,474/wk Household income Suburb median, Census 2021 dollars
Decile 2/10 SEIFA advantage Lower SEIFA advantage
1 Schools ACARA 2025 profiles in this suburb

Benchmarks against QLD

Household income
$1,474/wk
17% below QLD average
Suburb median, Census 2021
Weekly rent
$250/wk
34% below QLD average
Suburb median, Census 2021
SEIFA advantage
2/10
2.0 deciles below QLD average
IRSAD decile, higher means more advantage
Median age
39 years
5.0 years younger than QLD average
Resident median age
Unemployment
4.8%
1.2 pts below QLD 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 Clarendon ranks: SEIFA decile 2 places it in the bottom 20% of Australia for socio-economic advantage.

ABS Census 2021 · SEIFA 2021

Detailed comparison table

Clarendon vs the QLD average and the national average, using population-weighted 2021 Census data.

MetricClarendonQLD avgAU avgGreater Brisbane
Household income/wk $1,474 -QLD $1,770 $1,836 $1,945
Rent/wk $250 -QLD $380 $390 $402
Mortgage/month $1,517 -QLD $1,774 $1,958 $1,919
Median age 39 44.0 45.0 38.0
SEIFA decile 2/10 -QLD 4.0/10 6.0/10 7.0/10
Unemployment 4.8% -QLD 6.0% 5.0% 6.0%

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.

Clarendon is a locality 50 km from Brisbane in Queensland, classified as inner regional by the ABS. The postcode is 4311. It falls within the Toowoomba region. The local government area is Somerset.

According to the 2021 Census, Clarendon has a population of 232 with a median age of 39. The median weekly household income is $1,474, below the QLD average. The unemployment rate is 4.8%, lower than the QLD average. The Indigenous population is 9 (3.9% of residents).

Housing in Clarendon includes a median weekly rent of $250, median monthly mortgage repayment of $1,517, with 73 total dwellings. Housing costs in the area sit below the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 90.1% of housing.

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

Clarendon is served by Clarendon State School.

Clarendon is part of the Toowoomba statistical area in Queensland.

Clarendon details

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

Postcode4311
StateQueensland (QLD)
Phone Area Code07
Population (2021)232
Median Age39 years
Median Household Income (Census 2021)$1,474/week
Median Personal Income (Census 2021)$596/week
Median Weekly Rent (Census 2021)$250
Median Monthly Mortgage (Census 2021)$1,517
Average Household Size2.8 persons
Area18.1 km²
Population Density13/km²
Total Dwellings73
Australian Citizens86.2%
Indigenous Population9 (3.9%)
Unemployment Rate4.8%
SEIFA IRSAD Decile2/10 (well below average)
Latitude-27.438994
Longitude152.515747
Distance from Brisbane50 km
Region (SA4)Toowoomba
Area (SA3)Toowoomba
Local GovernmentSomerset
Federal ElectorateBlair
State ElectorateNanango
Time ZoneAEST (UTC+10), Australia/Brisbane (standard time)

Age Profile

0–14 (22.0%) 15–24 (13.4%) 25–44 (19.4%) 45–64 (25.4%) 65+ (15.9%)
Show counts
0–14 years51 (22.0%)
15–24 years31 (13.4%)
25–44 years45 (19.4%)
45–64 years59 (25.4%)
65+ years37 (15.9%)

Housing Tenure

Owned outright (46.5%) Mortgaged (43.7%) Rented (9.9%)

SEIFA socio-economic index

Clarendon 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)

Asthma28 (12.1%)
Arthritis22 (9.5%)
Diabetes14 (6.0%)
Lung Condition12 (5.2%)
Heart Disease10 (4.3%)
Cancer6 (2.6%)
Dementia3 (1.3%)

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

Motor Vehicles per Dwelling

No vehicle4 (5.1%)
1 vehicle9 (11.5%)
2 vehicles29 (37.2%)
3+ vehicles36 (46.2%)

Schools in Clarendon

ACARA 2025 school profiles for schools located in Clarendon. ICSEA is shown where ACARA publishes it.

Clarendon State School
Primary · Gov · ICSEA 943 · 64 students

Suburbs Near Clarendon

Same Postcode (4311)

More Clarendon 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.