Western Australia · Postcode 6517
Winchester postcode and suburb data
Western Australia · Phone area code 08 · 244 km from Perth
Suburb snapshot
Winchester at a glance vs WA
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against WA
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Where Winchester ranks: household income is in the top 25% of WA suburbs; SEIFA decile 9 puts it in the top 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Winchester vs the WA average and the national average, using population-weighted 2021 Census data.
| Metric | Winchester | WA avg | AU avg |
|---|---|---|---|
| Household income/wk | $2,249 +WA | $1,891 | $1,836 |
| Median age | 29 | 43.0 | 45.0 |
| SEIFA decile | 9/10 +WA | 6.0/10 | 6.0/10 |
| Unemployment | 0.0% -WA | 5.0% | 5.0% |
Green pill = at least 10% above the WA average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Winchester is a remote community in Western Australia, with postcode 6517. It lies roughly 244 km from Perth, classified by the ABS as remote Australia. The area is administered by Isaac.
According to the 2021 Census, Winchester has a population of 13 with a median age of 29. The median weekly household income is $2,249, above the WA average.
Housing in Winchester includes a 5 total dwellings. Housing costs in the area sit below the WA average.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Winchester scores in decile 9 out of 10, which is well above the national average.
Winchester is part of the Mid West statistical area in Western Australia.
Winchester details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 6517 |
| State | Western Australia (WA) |
| Phone Area Code | 08 |
| Population (2021) | 13 |
| Median Age | 29 years |
| Median Household Income (Census 2021) | $2,249/week |
| Median Personal Income (Census 2021) | $1,249/week |
| Average Household Size | 3.7 persons |
| Area | 938.0 km² |
| Population Density | 0/km² |
| Total Dwellings | 5 |
| Australian Citizens | 100.0% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 9/10 (well above average) |
| Latitude | -29.7641 |
| Longitude | 116.024 |
| Distance from Perth | 244 km |
| Region (SA4) | Western Australia - Outback (South) |
| Area (SA3) | Mid West |
| Local Government | Isaac |
| Federal Electorate | Durack |
| State Electorate | Moore (Agricultural) |
| Time Zone | AWST (UTC+8), Australia/Perth (standard time) |
Age Profile
Show counts
| 0–14 years | 0 (0.0%) |
| 15–24 years | 0 (0.0%) |
| 25–44 years | 4 (30.8%) |
| 45–64 years | 0 (0.0%) |
| 65+ years | 0 (0.0%) |
SEIFA socio-economic index
Health Conditions (2021 Census)
| Asthma | 4 (30.8%) |
| Lung Condition | 3 (23.1%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Suburbs Near Winchester
Same Postcode (6517)
More Winchester 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.