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New South Wales · Postcode 2083
Dangar Island postcode and suburb data
New South Wales · Phone area code 02 · 37 km from Sydney
Suburb snapshot
Dangar Island at a glance vs NSW
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against NSW
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Where Dangar Island ranks: SEIFA decile 10 puts it in the top 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Dangar Island vs the NSW average and the national average, using population-weighted 2021 Census data.
| Metric | Dangar Island | NSW avg | AU avg | Greater Sydney |
|---|---|---|---|---|
| Household income/wk | $1,857 ≈NSW | $1,931 | $1,836 | $2,181 |
| Rent/wk | $420 ≈NSW | $445 | $390 | $506 |
| Mortgage/month | $2,134 ≈NSW | $2,247 | $1,958 | $2,587 |
| Median age | 56 | 45.0 | 45.0 | 39.0 |
| SEIFA decile | 10/10 +NSW | 6.0/10 | 6.0/10 | 10.0/10 |
| Unemployment | 4.6% ≈NSW | 5.0% | 5.0% | 5.0% |
Green pill = at least 10% above the NSW average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Dangar Island is a locality 37 km from Sydney in New South Wales, classified as inner regional by the ABS. The postcode is 2083. It falls within the Sydney - North Sydney and Hornsby region. The local government area is Hornsby.
According to the 2021 Census, Dangar Island has a population of 313 with a median age of 56. The median weekly household income is $1,857, close to the NSW average. The unemployment rate is 4.6%.
Housing in Dangar Island includes a median weekly rent of $420, median monthly mortgage repayment of $2,134, with 136 total dwellings. Owner-occupied dwellings (owned or mortgaged) make up 85.4% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Dangar Island scores in decile 10 out of 10, which is well above the national average.
Dangar Island is part of the Hornsby statistical area in New South Wales.
Dangar Island details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 2083 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 313 |
| Median Age | 56 years |
| Median Household Income (Census 2021) | $1,857/week |
| Median Personal Income (Census 2021) | $936/week |
| Median Weekly Rent (Census 2021) | $420 |
| Median Monthly Mortgage (Census 2021) | $2,134 |
| Average Household Size | 2.2 persons |
| Area | 0.3 km² |
| Population Density | 990/km² |
| Total Dwellings | 136 |
| Australian Citizens | 90.7% |
| Unemployment Rate | 4.6% |
| SEIFA IRSAD Decile | 10/10 (well above average) |
| Latitude | -33.54142 |
| Longitude | 151.2381 |
| Distance from Sydney | 37 km |
| Region (SA4) | Sydney - North Sydney and Hornsby |
| Area (SA3) | Hornsby |
| Local Government | Hornsby |
| Federal Electorate | Berowra |
| State Electorate | Hornsby |
| Time Zone | AEST (UTC+10), Australia/Sydney (standard time) |
Age Profile
Show counts
| 0–14 years | 44 (14.1%) |
| 15–24 years | 26 (8.3%) |
| 25–44 years | 36 (11.5%) |
| 45–64 years | 121 (38.7%) |
| 65+ years | 98 (31.3%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 49 (15.7%) |
| Asthma | 31 (9.9%) |
| Cancer | 17 (5.4%) |
| Heart Disease | 16 (5.1%) |
| Lung Condition | 11 (3.5%) |
| Diabetes | 10 (3.2%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 32 (24.2%) |
| 1 vehicle | 72 (54.5%) |
| 2 vehicles | 28 (21.2%) |
| 3+ vehicles | 0 (0.0%) |
Suburbs Near Dangar Island
Same Postcode (2083)
More Dangar Island 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.