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Alonnah Postcode
Tasmania
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
How Alonnah Compares
Alonnah vs the TAS average and the national average (2021 Census, population-weighted).
| Metric | Alonnah | TAS avg | AU avg | Greater Hobart |
|---|---|---|---|---|
| Household income/wk | $747 -TAS | $1,443 | $1,836 | $1,571 |
| Rent/wk | $190 -TAS | $311 | $390 | $355 |
| Mortgage/month | $988 -TAS | $1,401 | $1,958 | $1,538 |
| Median age | 59 | 46.0 | 45.0 | 44.0 |
| SEIFA decile | 2/10 ≈TAS | 3.0/10 | 6.0/10 | 4.0/10 |
| Unemployment | 4.4% -TAS | 6.0% | 5.0% | 6.0% |
Green pill = at least 10% above the TAS average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Alonnah is a locality 49 km from Hobart in Tasmania, classified as outer regional by the ABS. The postcode is 7150. It falls within the South East region. The local government area is Kingborough.
According to the 2021 Census, Alonnah has a population of 164 with a median age of 59. The median weekly household income is $747, below the TAS average. The unemployment rate is 4.4%, lower than the TAS average. The Indigenous population is 4 (2.4% of residents).
Housing in Alonnah includes a median weekly rent of $190, median monthly mortgage repayment of $988, with 76 total dwellings. Housing costs in the area sit below the TAS average. Owner-occupied dwellings (owned or mortgaged) make up 81.7% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Alonnah scores in decile 2 out of 10, which is well below the national average.
Alonnah is served by Bruny Island District School.
Alonnah is part of the Huon - Bruny Island statistical area in Tasmania.
Alonnah Details
| Postcode | 7150 |
| State | Tasmania (TAS) |
| Phone Area Code | 03 |
| Population (2021) | 164 |
| Median Age | 59 years |
| Median Household Income (Census 2021) | $747/week |
| Median Personal Income (Census 2021) | $566/week |
| Median Weekly Rent (Census 2021) | $190 |
| Median Monthly Mortgage (Census 2021) | $988 |
| Average Household Size | 1.8 persons |
| Area | 15.2 km² |
| Population Density | 11/km² |
| Total Dwellings | 76 |
| Australian Citizens | 84.1% |
| Indigenous Population | 4 (2.4%) |
| Unemployment Rate | 4.4% |
| SEIFA IRSAD Decile | 2/10 (well below average) |
| Latitude | -43.315 |
| Longitude | 147.243611 |
| Distance from Hobart | 49 km |
| Region (SA4) | South East |
| Area (SA3) | Huon - Bruny Island |
| Local Government | Kingborough |
| Federal Electorate | Franklin |
Age Profile
Show counts
| 0–14 years | 16 (9.8%) |
| 15–24 years | 14 (8.5%) |
| 25–44 years | 21 (12.8%) |
| 45–64 years | 57 (34.8%) |
| 65+ years | 58 (35.4%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 2 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Arthritis | 25 (15.2%) |
| Diabetes | 15 (9.1%) |
| Asthma | 15 (9.1%) |
| Heart Disease | 14 (8.5%) |
| Lung Condition | 10 (6.1%) |
| Cancer | 3 (1.8%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 3 (4.5%) |
| 1 vehicle | 30 (45.5%) |
| 2 vehicles | 19 (28.8%) |
| 3+ vehicles | 14 (21.2%) |
Schools in Alonnah
Suburbs Near Alonnah
Same Postcode (7150)
More Alonnah 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.