Tasmania · Postcode 7171
Penna postcode and suburb data
Tasmania · Phone area code 03 · 21 km from Hobart
Suburb snapshot
Penna 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 Penna ranks: household income is in the top 25% of TAS suburbs; rents are among the top 10% in TAS.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Penna vs the TAS average and the national average, using population-weighted 2021 Census data.
| Metric | Penna | TAS avg | AU avg | Greater Hobart |
|---|---|---|---|---|
| Household income/wk | $1,666 +TAS | $1,443 | $1,836 | $1,571 |
| Rent/wk | $363 +TAS | $311 | $390 | $355 |
| Mortgage/month | $1,625 +TAS | $1,401 | $1,958 | $1,538 |
| Median age | 49 | 46.0 | 45.0 | 44.0 |
| SEIFA decile | 6/10 +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.
Penna is a locality 21 km from Hobart in Tasmania, classified as inner regional by the ABS. The postcode is 7171. It falls within the Hobart region. The local government area is Sorell.
According to the 2021 Census, Penna has a population of 437 with a median age of 49. The median weekly household income is $1,666, above the TAS average. The unemployment rate is 4.7%, lower than the TAS average. The Indigenous population is 20 (4.6% of residents).
Housing in Penna includes a median weekly rent of $363, median monthly mortgage repayment of $1,625, with 159 total dwellings. These housing costs sit above the TAS average. Owner-occupied dwellings (owned or mortgaged) make up 90.6% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Penna scores in decile 6 out of 10, which is around the national average.
Penna is part of the Sorell - Dodges Ferry statistical area in Tasmania.
Penna details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 7171 |
| State | Tasmania (TAS) |
| Phone Area Code | 03 |
| Population (2021) | 437 |
| Median Age | 49 years |
| Median Household Income (Census 2021) | $1,666/week |
| Median Personal Income (Census 2021) | $744/week |
| Median Weekly Rent (Census 2021) | $363 |
| Median Monthly Mortgage (Census 2021) | $1,625 |
| Average Household Size | 2.7 persons |
| Area | 29.4 km² |
| Population Density | 15/km² |
| Total Dwellings | 159 |
| Australian Citizens | 92.4% |
| Indigenous Population | 20 (4.6%) |
| Unemployment Rate | 4.7% |
| SEIFA IRSAD Decile | 6/10 (average) |
| Latitude | -42.766667 |
| Longitude | 147.533333 |
| Distance from Hobart | 21 km |
| Region (SA4) | Hobart |
| Area (SA3) | Sorell - Dodges Ferry |
| Local Government | Sorell |
| Federal Electorate | Lyons |
| State Electorate | Lyons (Rumney) |
| Time Zone | AEST (UTC+10), Australia/Hobart (standard time) |
Age Profile
Show counts
| 0–14 years | 64 (14.6%) |
| 15–24 years | 50 (11.4%) |
| 25–44 years | 84 (19.2%) |
| 45–64 years | 141 (32.3%) |
| 65+ years | 101 (23.1%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 60 (13.7%) |
| Asthma | 47 (10.8%) |
| Cancer | 33 (7.6%) |
| Diabetes | 29 (6.6%) |
| Heart Disease | 18 (4.1%) |
| Lung Condition | 7 (1.6%) |
| Dementia | 7 (1.6%) |
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 | 24 (15.2%) |
| 2 vehicles | 63 (39.9%) |
| 3+ vehicles | 71 (44.9%) |
Suburbs Near Penna
Same Postcode (7171)
More Penna 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.