Mount Colliery Postcode

Queensland

Outer Regional
4370
Postcode for Mount Colliery, QLD
Phone area code: 07 · 117 km from Brisbane · Pop. 117
117
Population
62
Median Age
$956
Household Income/wk
$175
Median Rent/wk
3/10
SEIFA Advantage
107.6
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 Mount Colliery ranks: household income sits in the bottom 25% of QLD suburbs.

How Mount Colliery Compares

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

MetricMount CollieryQLD avgAU avg
Household income/wk $956 -QLD $1,770 $1,836
Rent/wk $175 -QLD $380 $390
Mortgage/month $856 -QLD $1,774 $1,958
Median age 62 44.0 45.0
SEIFA decile 3/10 ≈QLD 4.0/10 6.0/10
Unemployment 0.0% -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.

Mount Colliery is a locality 117 km from Brisbane in Queensland, classified as outer regional by the ABS. The postcode is 4370. It falls within the Darling Downs - Maranoa region. The local government area is Southern Downs.

According to the 2021 Census, Mount Colliery has a population of 117 with a median age of 62. The median weekly household income is $956, below the QLD average. The Indigenous population is 9 (7.7% of residents).

Housing in Mount Colliery includes a median weekly rent of $175, median monthly mortgage repayment of $856, with 48 total dwellings. Housing costs in the area sit below the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 79.5% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Mount Colliery scores in decile 3 out of 10, which is below the national average.

Mount Colliery is part of the Granite Belt statistical area in Queensland.

Mount Colliery Details

Postcode4370
StateQueensland (QLD)
Phone Area Code07
Population (2021)117
Median Age62 years
Median Household Income (Census 2021)$956/week
Median Personal Income (Census 2021)$528/week
Median Weekly Rent (Census 2021)$175
Median Monthly Mortgage (Census 2021)$856
Average Household Size1.9 persons
Area107.6 km²
Population Density1/km²
Total Dwellings48
Australian Citizens82.1%
Indigenous Population9 (7.7%)
Unemployment Rate0.0%
SEIFA IRSAD Decile3/10 (below average)
Latitude-28.2877659
Longitude152.2839221
Distance from Brisbane117 km
Region (SA4)Darling Downs - Maranoa
Area (SA3)Granite Belt
Local GovernmentSouthern Downs
Federal ElectorateMaranoa

Age Profile

0–14 (10.3%) 15–24 (5.1%) 25–44 (9.4%) 45–64 (33.3%) 65+ (38.5%)
Show counts
0–14 years12 (10.3%)
15–24 years6 (5.1%)
25–44 years11 (9.4%)
45–64 years39 (33.3%)
65+ years45 (38.5%)

Housing Tenure

Owned outright (56.8%) Mortgaged (22.7%) Rented (20.5%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 3 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Arthritis22 (18.8%)
Cancer12 (10.3%)
Heart Disease9 (7.7%)
Diabetes6 (5.1%)
Lung Condition6 (5.1%)
Asthma5 (4.3%)

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 vehicle15 (34.1%)
2 vehicles15 (34.1%)
3+ vehicles14 (31.8%)

Suburbs Near Mount Colliery

Same Postcode (4370)

More Mount Colliery 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.