Modbury Postcode
South Australia
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
How Modbury Compares
Modbury vs the SA average and the national average (2021 Census, population-weighted).
| Metric | Modbury | SA avg | AU avg | Greater Adelaide |
|---|---|---|---|---|
| Household income/wk | $1,342 -SA | $1,545 | $1,836 | $1,620 |
| Rent/wk | $315 ≈SA | $308 | $390 | $329 |
| Mortgage/month | $1,430 ≈SA | $1,558 | $1,958 | $1,666 |
| Median age | 37 | 45.0 | 45.0 | 42.0 |
| SEIFA decile | 4/10 ≈SA | 5.0/10 | 6.0/10 | 7.0/10 |
| Unemployment | 6.9% +SA | 6.0% | 5.0% | 6.0% |
Green pill = at least 10% above the SA average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Postcode 5092 covers Modbury, an inland suburb of Adelaide about 13 km from the city centre. It forms part of the Adelaide - North region of South Australia. Local government services are provided by Tea Tree Gully.
According to the 2021 Census, Modbury has a population of 5,593 with a median age of 37. The median weekly household income is $1,342, below the SA average. The unemployment rate is 6.9%, higher than the SA average. The Indigenous population is 86 (1.5% of residents).
Housing in Modbury includes a median weekly rent of $315, median monthly mortgage repayment of $1,430, with 2,216 total dwellings. Owner-occupied dwellings (owned or mortgaged) make up 66.8% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Modbury scores in decile 4 out of 10, which is below the national average.
Schools in Modbury include Modbury High School and Modbury West School.
Modbury is part of the Tea Tree Gully statistical area in South Australia.
Modbury Details
| Postcode | 5092 |
| State | South Australia (SA) |
| Phone Area Code | 08 |
| Population (2021) | 5,593 |
| Median Age | 37 years |
| Median Household Income (Census 2021) | $1,342/week |
| Median Personal Income (Census 2021) | $683/week |
| Median Weekly Rent (Census 2021) | $315 |
| Median Monthly Mortgage (Census 2021) | $1,430 |
| Average Household Size | 2.3 persons |
| Area | 3.3 km² |
| Population Density | 1684/km² |
| Total Dwellings | 2,216 |
| Australian Citizens | 79.9% |
| Indigenous Population | 86 (1.5%) |
| Unemployment Rate | 6.9% |
| SEIFA IRSAD Decile | 4/10 (below average) |
| Latitude | -34.833333 |
| Longitude | 138.683333 |
| Distance from Adelaide | 13 km |
| Region (SA4) | Adelaide - North |
| Area (SA3) | Tea Tree Gully |
| Local Government | Tea Tree Gully |
| Federal Electorate | Makin |
Age Profile
Show counts
| 0–14 years | 844 (15.1%) |
| 15–24 years | 689 (12.3%) |
| 25–44 years | 1,827 (32.7%) |
| 45–64 years | 1,138 (20.3%) |
| 65+ years | 1,094 (19.6%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 4 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Arthritis | 491 (8.8%) |
| Asthma | 459 (8.2%) |
| Diabetes | 376 (6.7%) |
| Heart Disease | 239 (4.3%) |
| Cancer | 154 (2.8%) |
| Lung Condition | 98 (1.8%) |
| Dementia | 40 (0.7%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 201 (9.2%) |
| 1 vehicle | 960 (44.1%) |
| 2 vehicles | 711 (32.6%) |
| 3+ vehicles | 306 (14.0%) |
Schools in Modbury
Suburbs Near Modbury
Same Postcode (5092)
More Modbury 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.