Tasmania · Postcode 7018
Rosny postcode and suburb data
Tasmania · Phone area code 03 · 2 km from Hobart
Suburb snapshot
Rosny 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 Rosny ranks: household income is in the top 25% of TAS suburbs; rents are among the top 10% in TAS; SEIFA decile 10 puts it in the top 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Rosny vs the TAS average and the national average, using population-weighted 2021 Census data.
| Metric | Rosny | TAS avg | AU avg | Greater Hobart |
|---|---|---|---|---|
| Household income/wk | $1,853 +TAS | $1,443 | $1,836 | $1,571 |
| Rent/wk | $450 +TAS | $311 | $390 | $355 |
| Mortgage/month | $1,733 +TAS | $1,401 | $1,958 | $1,538 |
| Median age | 47 | 46.0 | 45.0 | 44.0 |
| SEIFA decile | 10/10 +TAS | 3.0/10 | 6.0/10 | 4.0/10 |
| Unemployment | 4.7% -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.
Rosny (7018) is a coastal town in regional Tasmania. It lies around 2 km from Hobart by road. The locality is part of the Hobart - North East statistical area. It is administered by Clarence.
According to the 2021 Census, Rosny has a population of 842 with a median age of 47. The median weekly household income is $1,853, above the TAS average. The unemployment rate is 4.7%, lower than the TAS average. The Indigenous population is 17 (2.0% of residents).
Housing in Rosny includes a median weekly rent of $450, median monthly mortgage repayment of $1,733, with 325 total dwellings. These housing costs sit above the TAS average. Owner-occupied dwellings (owned or mortgaged) make up 83.5% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Rosny scores in decile 10 out of 10, which is well above the national average.
Rosny is part of the Hobart - North East statistical area in Tasmania.
Rosny details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 7018 |
| State | Tasmania (TAS) |
| Phone Area Code | 03 |
| Population (2021) | 842 |
| Median Age | 47 years |
| Median Household Income (Census 2021) | $1,853/week |
| Median Personal Income (Census 2021) | $951/week |
| Median Weekly Rent (Census 2021) | $450 |
| Median Monthly Mortgage (Census 2021) | $1,733 |
| Average Household Size | 2.4 persons |
| Area | 0.8 km² |
| Population Density | 1098/km² |
| Total Dwellings | 325 |
| Australian Citizens | 88.8% |
| Indigenous Population | 17 (2.0%) |
| Unemployment Rate | 4.7% |
| SEIFA IRSAD Decile | 10/10 (well above average) |
| Latitude | -42.873333 |
| Longitude | 147.354722 |
| Distance from Hobart | 2 km |
| Region (SA4) | Hobart |
| Area (SA3) | Hobart - North East |
| Local Government | Clarence |
| Federal Electorate | Franklin |
| State Electorate | Franklin (Rumney) |
| Time Zone | AEST (UTC+10), Australia/Hobart (standard time) |
Age Profile
Show counts
| 0–14 years | 131 (15.6%) |
| 15–24 years | 55 (6.5%) |
| 25–44 years | 204 (24.2%) |
| 45–64 years | 222 (26.4%) |
| 65+ years | 233 (27.7%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 106 (12.6%) |
| Asthma | 49 (5.8%) |
| Heart Disease | 47 (5.6%) |
| Cancer | 41 (4.9%) |
| Diabetes | 33 (3.9%) |
| Lung Condition | 19 (2.3%) |
| Dementia | 9 (1.1%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 21 (6.4%) |
| 1 vehicle | 100 (30.7%) |
| 2 vehicles | 130 (39.9%) |
| 3+ vehicles | 75 (23.0%) |
Suburbs Near Rosny
Same Postcode (7018)
More Rosny 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.