Mount Gravatt East Postcode

Queensland

Metro Top 10% SEIFA Above QLD income
4122
Postcode for Mount Gravatt East, QLD
Phone area code: 07 · 9 km from Brisbane · Pop. 12,428
12,428
Population
35
Median Age
$2,055
Household Income/wk
$400
Median Rent/wk
9/10
SEIFA Advantage
4.6
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 Gravatt East ranks: household income is in the top 25% of QLD suburbs; SEIFA decile 9 puts it in the top 20% of Australia for socio-economic advantage.

How Mount Gravatt East Compares

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

MetricMount Gravatt EastQLD avgAU avgGreater Brisbane
Household income/wk $2,055 +QLD $1,770 $1,836 $1,945
Rent/wk $400 ≈QLD $380 $390 $402
Mortgage/month $2,041 +QLD $1,774 $1,958 $1,919
Median age 35 44.0 45.0 38.0
SEIFA decile 9/10 +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.

Postcode 4122 covers Mount Gravatt East, an inland suburb of Brisbane about 9 km from the city centre. It forms part of the Brisbane - South region of Queensland. Local government services are provided by Brisbane.

According to the 2021 Census, Mount Gravatt East has a population of 12,428 with a median age of 35. The median weekly household income is $2,055, above the QLD average. The unemployment rate is 4.8%, lower than the QLD average. The Indigenous population is 206 (1.7% of residents).

Housing in Mount Gravatt East includes a median weekly rent of $400, median monthly mortgage repayment of $2,041, with 4,635 total dwellings. These housing costs sit above the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 61.8% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Mount Gravatt East scores in decile 9 out of 10, which is well above the national average.

Mount Gravatt East is served by Mount Gravatt East State School.

Mount Gravatt East is part of the Mt Gravatt statistical area in Queensland.

Mount Gravatt East Details

Postcode4122
StateQueensland (QLD)
Phone Area Code07
Population (2021)12,428
Median Age35 years
Median Household Income (Census 2021)$2,055/week
Median Personal Income (Census 2021)$946/week
Median Weekly Rent (Census 2021)$400
Median Monthly Mortgage (Census 2021)$2,041
Average Household Size2.6 persons
Area4.6 km²
Population Density2692/km²
Total Dwellings4,635
Australian Citizens85.2%
Indigenous Population206 (1.7%)
Unemployment Rate4.8%
SEIFA IRSAD Decile9/10 (well above average)
Latitude-27.532
Longitude153.084
Distance from Brisbane9 km
Region (SA4)Brisbane - South
Area (SA3)Mt Gravatt
Local GovernmentBrisbane
Federal ElectorateBonner

Age Profile

0–14 (18.5%) 15–24 (13.7%) 25–44 (32.7%) 45–64 (23.5%) 65+ (11.6%)
Show counts
0–14 years2,294 (18.5%)
15–24 years1,699 (13.7%)
25–44 years4,065 (32.7%)
45–64 years2,919 (23.5%)
65+ years1,447 (11.6%)

Housing Tenure

Owned outright (22.9%) Mortgaged (38.9%) Rented (38.2%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 9 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Asthma1,043 (8.4%)
Arthritis793 (6.4%)
Diabetes455 (3.7%)
Heart Disease373 (3.0%)
Cancer295 (2.4%)
Lung Condition168 (1.4%)
Dementia41 (0.3%)

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

Motor Vehicles per Dwelling

No vehicle295 (6.4%)
1 vehicle1,714 (37.3%)
2 vehicles1,838 (40.0%)
3+ vehicles745 (16.2%)

Schools in Mount Gravatt East

Mount Gravatt East State School
Primary · Gov · ICSEA 1000 · 251 students

Suburbs Near Mount Gravatt East

Same Postcode (4122)

More Mount Gravatt East 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.