Tasmania · Postcode 7250
Trevallyn postcode and suburb data
Tasmania · Phone area code 03 · 162 km from Hobart
Suburb snapshot
Trevallyn 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 Trevallyn ranks: household income is in the top 25% of TAS suburbs.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Trevallyn vs the TAS average and the national average, using population-weighted 2021 Census data.
| Metric | Trevallyn | TAS avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,614 +TAS | $1,443 | $1,836 |
| Rent/wk | $300 ≈TAS | $311 | $390 |
| Mortgage/month | $1,387 ≈TAS | $1,401 | $1,958 |
| Median age | 40 | 46.0 | 45.0 |
| SEIFA decile | 7/10 +TAS | 3.0/10 | 6.0/10 |
| Unemployment | 4.8% -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.
Trevallyn (7250) is a coastal town in regional Tasmania. It lies around 162 km from Hobart by road. The locality is part of the Meander Valley - West Tamar statistical area. It is administered by West Tamar.
According to the 2021 Census, Trevallyn has a population of 4,826 with a median age of 40. The median weekly household income is $1,614, above the TAS average. The unemployment rate is 4.8%, lower than the TAS average. The Indigenous population is 116 (2.4% of residents).
Housing in Trevallyn includes a median weekly rent of $300, median monthly mortgage repayment of $1,387, with 1,922 total dwellings. Owner-occupied dwellings (owned or mortgaged) make up 73.8% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Trevallyn scores in decile 7 out of 10, which is above the national average.
Trevallyn is served by Trevallyn Primary School.
Trevallyn is part of the Meander Valley - West Tamar statistical area in Tasmania.
Trevallyn details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 7250 |
| State | Tasmania (TAS) |
| Phone Area Code | 03 |
| Population (2021) | 4,826 |
| Median Age | 40 years |
| Median Household Income (Census 2021) | $1,614/week |
| Median Personal Income (Census 2021) | $845/week |
| Median Weekly Rent (Census 2021) | $300 |
| Median Monthly Mortgage (Census 2021) | $1,387 |
| Average Household Size | 2.4 persons |
| Area | 9.7 km² |
| Population Density | 496/km² |
| Total Dwellings | 1,922 |
| Australian Citizens | 90.7% |
| Indigenous Population | 116 (2.4%) |
| Unemployment Rate | 4.8% |
| SEIFA IRSAD Decile | 7/10 (above average) |
| Latitude | -41.433333 |
| Longitude | 147.116667 |
| Distance from Hobart | 162 km |
| Region (SA4) | Launceston and North East |
| Area (SA3) | Meander Valley - West Tamar |
| Local Government | West Tamar |
| Federal Electorate | Bass |
| State Electorate | Lyons (McIntyre) |
| Time Zone | AEST (UTC+10), Australia/Hobart (standard time) |
Age Profile
Show counts
| 0–14 years | 888 (18.4%) |
| 15–24 years | 548 (11.4%) |
| 25–44 years | 1,257 (26.0%) |
| 45–64 years | 1,308 (27.1%) |
| 65+ years | 842 (17.4%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 451 (9.3%) |
| Asthma | 445 (9.2%) |
| Diabetes | 174 (3.6%) |
| Heart Disease | 163 (3.4%) |
| Cancer | 156 (3.2%) |
| Lung Condition | 77 (1.6%) |
| Dementia | 10 (0.2%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 81 (4.3%) |
| 1 vehicle | 659 (34.7%) |
| 2 vehicles | 788 (41.5%) |
| 3+ vehicles | 372 (19.6%) |
Schools in Trevallyn
ACARA 2025 school profiles for schools located in Trevallyn. ICSEA is shown where ACARA publishes it.
Suburbs Near Trevallyn
Same Postcode (7250)
More Trevallyn 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.