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Mount George 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 Mount George Compares
Mount George vs the SA average and the national average (2021 Census, population-weighted).
| Metric | Mount George | SA avg | AU avg | Greater Adelaide |
|---|---|---|---|---|
| Household income/wk | $2,416 +SA | $1,545 | $1,836 | $1,620 |
| Rent/wk | $210 -SA | $308 | $390 | $329 |
| Mortgage/month | $2,263 +SA | $1,558 | $1,958 | $1,666 |
| Median age | 53 | 45.0 | 45.0 | 42.0 |
| SEIFA decile | 10/10 +SA | 5.0/10 | 6.0/10 | 7.0/10 |
| Unemployment | 0.0% -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.
Mount George is a locality 17 km from Adelaide in South Australia, classified as inner regional by the ABS. The postcode is 5155. It falls within the Adelaide - Central and Hills region. The local government area is Adelaide Hills.
According to the 2021 Census, Mount George has a population of 276 with a median age of 53. The median weekly household income is $2,416, above the SA average.
Housing in Mount George includes a median weekly rent of $210, median monthly mortgage repayment of $2,263, with 104 total dwellings. These housing costs sit above the SA average. Owner-occupied dwellings (owned or mortgaged) make up 100.0% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Mount George scores in decile 10 out of 10, which is well above the national average.
Mount George is part of the Adelaide Hills statistical area in South Australia.
Mount George Details
| Postcode | 5155 |
| State | South Australia (SA) |
| Phone Area Code | 08 |
| Population (2021) | 276 |
| Median Age | 53 years |
| Median Household Income (Census 2021) | $2,416/week |
| Median Personal Income (Census 2021) | $1,093/week |
| Median Weekly Rent (Census 2021) | $210 |
| Median Monthly Mortgage (Census 2021) | $2,263 |
| Average Household Size | 2.5 persons |
| Area | 8.2 km² |
| Population Density | 34/km² |
| Total Dwellings | 104 |
| Australian Citizens | 94.6% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 10/10 (well above average) |
| Latitude | -34.9940686 |
| Longitude | 138.7743842 |
| Distance from Adelaide | 17 km |
| Region (SA4) | Adelaide - Central and Hills |
| Area (SA3) | Adelaide Hills |
| Local Government | Adelaide Hills |
| Federal Electorate | Mayo |
Age Profile
Show counts
| 0–14 years | 42 (15.2%) |
| 15–24 years | 21 (7.6%) |
| 25–44 years | 29 (10.5%) |
| 45–64 years | 98 (35.5%) |
| 65+ years | 74 (26.8%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 10 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Arthritis | 30 (10.9%) |
| Asthma | 19 (6.9%) |
| Heart Disease | 18 (6.5%) |
| Diabetes | 12 (4.3%) |
| Cancer | 11 (4.0%) |
| Lung Condition | 4 (1.4%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 0 (0.0%) |
| 1 vehicle | 19 (18.1%) |
| 2 vehicles | 47 (44.8%) |
| 3+ vehicles | 39 (37.1%) |
Suburbs Near Mount George
Same Postcode (5155)
More Mount George 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.