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Victoria · Postcode 3280
Dennington postcode and suburb data
Victoria · Phone area code 03 · 229 km from Melbourne
Suburb snapshot
Dennington at a glance vs VIC
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against VIC
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Detailed comparison table
Dennington vs the VIC average and the national average, using population-weighted 2021 Census data.
| Metric | Dennington | VIC avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,727 ≈VIC | $1,817 | $1,836 |
| Rent/wk | $370 ≈VIC | $375 | $390 |
| Mortgage/month | $1,430 -VIC | $1,933 | $1,958 |
| Median age | 34 | 46.0 | 45.0 |
| SEIFA decile | 4/10 -VIC | 6.0/10 | 6.0/10 |
| Unemployment | 3.5% -VIC | 5.0% | 5.0% |
Green pill = at least 10% above the VIC average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Dennington (3280) is a coastal town in regional Victoria. It lies around 229 km from Melbourne by road. The locality is part of the Warrnambool statistical area. It is administered by Warrnambool.
According to the 2021 Census, Dennington has a population of 1,994 with a median age of 34. The median weekly household income is $1,727, close to the VIC average. The unemployment rate is 3.5%, lower than the VIC average. The Indigenous population is 52 (2.6% of residents).
Housing in Dennington includes a median weekly rent of $370, median monthly mortgage repayment of $1,430, with 700 total dwellings. Housing costs in the area sit below the VIC average. Owner-occupied dwellings (owned or mortgaged) make up 82.0% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Dennington scores in decile 4 out of 10, which is below the national average.
Dennington is served by St John's School.
Dennington is part of the Warrnambool statistical area in Victoria.
Dennington details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 3280 |
| State | Victoria (VIC) |
| Phone Area Code | 03 |
| Population (2021) | 1,994 |
| Median Age | 34 years |
| Median Household Income (Census 2021) | $1,727/week |
| Median Personal Income (Census 2021) | $846/week |
| Median Weekly Rent (Census 2021) | $370 |
| Median Monthly Mortgage (Census 2021) | $1,430 |
| Average Household Size | 2.7 persons |
| Area | 12.0 km² |
| Population Density | 166/km² |
| Total Dwellings | 700 |
| Australian Citizens | 91.9% |
| Indigenous Population | 52 (2.6%) |
| Unemployment Rate | 3.5% |
| SEIFA IRSAD Decile | 4/10 (below average) |
| Latitude | -38.355833 |
| Longitude | 142.441389 |
| Distance from Melbourne | 229 km |
| Region (SA4) | Warrnambool and South West |
| Area (SA3) | Warrnambool |
| Local Government | Warrnambool |
| Federal Electorate | Wannon |
| State Electorate | South-West Coast (Western Victoria) |
| Time Zone | AEST (UTC+10), Australia/Melbourne (standard time) |
Age Profile
Show counts
| 0–14 years | 437 (21.9%) |
| 15–24 years | 275 (13.8%) |
| 25–44 years | 571 (28.6%) |
| 45–64 years | 444 (22.3%) |
| 65+ years | 265 (13.3%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Asthma | 187 (9.4%) |
| Arthritis | 142 (7.1%) |
| Diabetes | 67 (3.4%) |
| Cancer | 51 (2.6%) |
| Heart Disease | 43 (2.2%) |
| Lung Condition | 21 (1.1%) |
| Dementia | 6 (0.3%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 10 (1.5%) |
| 1 vehicle | 203 (29.7%) |
| 2 vehicles | 310 (45.3%) |
| 3+ vehicles | 161 (23.5%) |
Schools in Dennington
ACARA 2025 school profiles for schools located in Dennington. ICSEA is shown where ACARA publishes it.
Suburbs Near Dennington
Same Postcode (3280)
More Dennington 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.