- Home
- New South Wales
- Central Coast
- Gosford
- Wondabyne
New South Wales · Postcode 2256
Wondabyne postcode and suburb data
New South Wales · Phone area code 02 · 41 km from Sydney
Suburb snapshot
Wondabyne 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.
Detailed comparison table
Wondabyne vs the NSW average and the national average, using population-weighted 2021 Census data.
| Metric | Wondabyne | NSW avg | AU avg | Greater Sydney |
|---|---|---|---|---|
| Household income/wk | $1,375 -NSW | $1,931 | $1,836 | $2,181 |
| Median age | 65 | 45.0 | 45.0 | 39.0 |
| SEIFA decile | 8/10 +NSW | 6.0/10 | 6.0/10 | 10.0/10 |
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.
Wondabyne is a locality 41 km from Sydney in New South Wales, classified as inner regional by the ABS. The postcode is 2256. It falls within the Central Coast region. The local government area is Central Coast (NSW).
According to the 2021 Census, Wondabyne has a population of 3 with a median age of 65. The median weekly household income is $1,375, below the NSW average.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Wondabyne scores in decile 8 out of 10, which is above the national average.
Wondabyne is part of the Gosford statistical area in New South Wales.
Wondabyne details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 2256 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 3 |
| Median Age | 65 years |
| Median Household Income (Census 2021) | $1,375/week |
| Median Personal Income (Census 2021) | $750/week |
| Average Household Size | 2 persons |
| Area | 24.8 km² |
| Population Density | 0/km² |
| Australian Citizens | 100.0% |
| SEIFA IRSAD Decile | 8/10 (above average) |
| Latitude | -33.5015847 |
| Longitude | 151.2388776 |
| Distance from Sydney | 41 km |
| Region (SA4) | Central Coast |
| Area (SA3) | Gosford |
| Local Government | Central Coast (NSW) |
| Federal Electorate | Robertson |
| State Electorate | Gosford |
| Time Zone | AEST (UTC+10), Australia/Sydney (standard time) |
Age Profile
Show counts
| 0–14 years | 0 (0.0%) |
| 15–24 years | 0 (0.0%) |
| 25–44 years | 0 (0.0%) |
| 45–64 years | 0 (0.0%) |
| 65+ years | 0 (0.0%) |
SEIFA socio-economic index
Suburbs Near Wondabyne
Same Postcode (2256)
More Wondabyne 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.