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Tasmania · Postcode 7022
South Arm postcode and suburb data
Tasmania · Phone area code 03 · 19 km from Hobart
Suburb snapshot
South Arm 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 South Arm ranks: rents are among the top 10% in TAS.
ABS Census 2021 · SEIFA 2021Detailed comparison table
South Arm vs the TAS average and the national average, using population-weighted 2021 Census data.
| Metric | South Arm | TAS avg | AU avg | Greater Hobart |
|---|---|---|---|---|
| Household income/wk | $1,383 ≈TAS | $1,443 | $1,836 | $1,571 |
| Rent/wk | $350 +TAS | $311 | $390 | $355 |
| Mortgage/month | $1,517 ≈TAS | $1,401 | $1,958 | $1,538 |
| Median age | 48 | 46.0 | 45.0 | 44.0 |
| SEIFA decile | 6/10 +TAS | 3.0/10 | 6.0/10 | 4.0/10 |
| Unemployment | 4.9% -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.
South Arm is a locality 19 km from Hobart in Tasmania, classified as outer regional by the ABS. The postcode is 7022. It falls within the Hobart region. The local government area is Clarence.
According to the 2021 Census, South Arm has a population of 963 with a median age of 48. The median weekly household income is $1,383, close to the TAS average. The unemployment rate is 4.9%, lower than the TAS average. The Indigenous population is 35 (3.6% of residents).
Housing in South Arm includes a median weekly rent of $350, median monthly mortgage repayment of $1,517, with 383 total dwellings. These housing costs sit above the TAS average. Owner-occupied dwellings (owned or mortgaged) make up 86.4% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, South Arm scores in decile 6 out of 10, which is around the national average.
South Arm is served by South Arm Primary School.
South Arm is part of the Hobart - North East statistical area in Tasmania.
South Arm details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 7022 |
| State | Tasmania (TAS) |
| Phone Area Code | 03 |
| Population (2021) | 963 |
| Median Age | 48 years |
| Median Household Income (Census 2021) | $1,383/week |
| Median Personal Income (Census 2021) | $807/week |
| Median Weekly Rent (Census 2021) | $350 |
| Median Monthly Mortgage (Census 2021) | $1,517 |
| Average Household Size | 2.4 persons |
| Area | 11.0 km² |
| Population Density | 88/km² |
| Total Dwellings | 383 |
| Australian Citizens | 93.1% |
| Indigenous Population | 35 (3.6%) |
| Unemployment Rate | 4.9% |
| SEIFA IRSAD Decile | 6/10 (average) |
| Latitude | -43.0329872 |
| Longitude | 147.4263497 |
| Distance from Hobart | 19 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 | 147 (15.3%) |
| 15–24 years | 84 (8.7%) |
| 25–44 years | 208 (21.6%) |
| 45–64 years | 289 (30.0%) |
| 65+ years | 239 (24.8%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 129 (13.4%) |
| Asthma | 64 (6.6%) |
| Cancer | 53 (5.5%) |
| Heart Disease | 47 (4.9%) |
| Diabetes | 35 (3.6%) |
| Lung Condition | 21 (2.2%) |
| Dementia | 6 (0.6%) |
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 | 119 (31.6%) |
| 2 vehicles | 153 (40.7%) |
| 3+ vehicles | 104 (27.7%) |
Schools in South Arm
ACARA 2025 school profiles for schools located in South Arm. ICSEA is shown where ACARA publishes it.
Suburbs Near South Arm
More South Arm 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.