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Tasmania · Postcode 7120
Swanston postcode and suburb data
Tasmania · Phone area code 03 · 69 km from Hobart
Suburb snapshot
Swanston 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 Swanston ranks: household income sits in the bottom 10% of TAS suburbs.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Swanston vs the TAS average and the national average, using population-weighted 2021 Census data.
| Metric | Swanston | TAS avg | AU avg |
|---|---|---|---|
| Household income/wk | $575 -TAS | $1,443 | $1,836 |
| Mortgage/month | $500 -TAS | $1,401 | $1,958 |
| Median age | 67 | 46.0 | 45.0 |
| SEIFA decile | 4/10 ≈TAS | 3.0/10 | 6.0/10 |
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.
Swanston is a locality 69 km from Hobart in Tasmania, classified as outer regional by the ABS. The postcode is 7120. It falls within the South East region. The local government area is Southern Midlands.
According to the 2021 Census, Swanston has a population of 4 with a median age of 67. The median weekly household income is $575, below the TAS average.
Housing in Swanston includes a median monthly mortgage repayment of $500. Housing costs in the area sit below the TAS average.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Swanston scores in decile 4 out of 10, which is below the national average.
Swanston is part of the Central Highlands (Tas.) statistical area in Tasmania.
Swanston details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 7120 |
| State | Tasmania (TAS) |
| Phone Area Code | 03 |
| Population (2021) | 4 |
| Median Age | 67 years |
| Median Household Income (Census 2021) | $575/week |
| Median Personal Income (Census 2021) | $575/week |
| Median Monthly Mortgage (Census 2021) | $500 |
| Average Household Size | 1 persons |
| Area | 98.7 km² |
| Population Density | 0/km² |
| Australian Citizens | 100.0% |
| SEIFA IRSAD Decile | 4/10 (below average) |
| Latitude | -42.3397822 |
| Longitude | 147.747177 |
| Distance from Hobart | 69 km |
| Region (SA4) | South East |
| Area (SA3) | Central Highlands (Tas.) |
| Local Government | Southern Midlands |
| 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 | 0 (0.0%) |
| 65+ years | 0 (0.0%) |
SEIFA socio-economic index
Motor Vehicles per Dwelling
| No vehicle | 0 (0.0%) |
| 1 vehicle | 3 (100.0%) |
| 2 vehicles | 0 (0.0%) |
| 3+ vehicles | 0 (0.0%) |
Suburbs Near Swanston
Same Postcode (7120)
More Swanston 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.