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Tasmania · Postcode 7140
Osterley postcode and suburb data
Tasmania · Phone area code 03 · 78 km from Hobart
Suburb snapshot
Osterley at a glance vs TAS
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against TAS
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Where Osterley ranks: rents sit in the cheapest 10% in TAS; SEIFA decile 1 places it in the bottom 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Osterley vs the TAS average and the national average, using population-weighted 2021 Census data.
| Metric | Osterley | TAS avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,024 -TAS | $1,443 | $1,836 |
| Mortgage/month | $725 -TAS | $1,401 | $1,958 |
| Median age | 58 | 46.0 | 45.0 |
| SEIFA decile | 1/10 -TAS | 3.0/10 | 6.0/10 |
| Unemployment | 0.0% -TAS | 6.0% | 5.0% |
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.
Osterley is a remote community in Tasmania, with postcode 7140. It lies roughly 78 km from Hobart, classified by the ABS as remote Australia. The area is administered by Central Highlands (Tas.).
According to the 2021 Census, Osterley has a population of 17 with a median age of 58. The median weekly household income is $1,024, below the TAS average.
Housing in Osterley includes a median monthly mortgage repayment of $725, 8 total dwellings. Housing costs in the area sit below the TAS average. Owner-occupied dwellings (owned or mortgaged) make up 100.0% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Osterley scores in decile 1 out of 10, which is well below the national average.
Osterley is part of the West Coast statistical area in Tasmania.
Osterley details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 7140 |
| State | Tasmania (TAS) |
| Phone Area Code | 03 |
| Population (2021) | 17 |
| Median Age | 58 years |
| Median Household Income (Census 2021) | $1,024/week |
| Median Personal Income (Census 2021) | $424/week |
| Median Monthly Mortgage (Census 2021) | $725 |
| Average Household Size | 2 persons |
| Area | 70.6 km² |
| Population Density | 0/km² |
| Total Dwellings | 8 |
| Australian Citizens | 94.1% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 1/10 (well below average) |
| Latitude | -42.3379173 |
| Longitude | 146.7352333 |
| Distance from Hobart | 78 km |
| Region (SA4) | West and North West |
| Area (SA3) | West Coast |
| Local Government | Central Highlands (Tas.) |
| Federal Electorate | Lyons |
| State Electorate | Lyons (Prosser) |
| Time Zone | AEST (UTC+10), Australia/Hobart (standard time) |
Age Profile
Show counts
| 0–14 years | 0 (0.0%) |
| 15–24 years | 0 (0.0%) |
| 25–44 years | 0 (0.0%) |
| 45–64 years | 8 (47.1%) |
| 65+ years | 6 (35.3%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 3 (17.6%) |
| Diabetes | 3 (17.6%) |
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 | 0 (0.0%) |
| 2 vehicles | 4 (100.0%) |
| 3+ vehicles | 0 (0.0%) |
Suburbs Near Osterley
Same Postcode (7140)
More Osterley 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.