Western Australia · Postcode 6510
Koojan postcode and suburb data
Western Australia · Phone area code 08 · 128 km from Perth
Suburb snapshot
Koojan 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 Koojan ranks: household income is in the top 10% of WA suburbs; SEIFA decile 10 puts it in the top 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Koojan vs the WA average and the national average, using population-weighted 2021 Census data.
| Metric | Koojan | WA avg | AU avg |
|---|---|---|---|
| Household income/wk | $2,562 +WA | $1,891 | $1,836 |
| Median age | 38 | 43.0 | 45.0 |
| SEIFA decile | 10/10 +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.
Koojan is a locality 128 km from Perth in Western Australia, classified as outer regional by the ABS. The postcode is 6510. It falls within the Western Australia - Wheat Belt region. The local government area is Moora.
According to the 2021 Census, Koojan has a population of 40 with a median age of 38. The median weekly household income is $2,562, above the WA average.
Housing in Koojan includes a 15 total dwellings. Housing costs in the area sit below the WA average. Owner-occupied dwellings (owned or mortgaged) make up 100.0% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Koojan scores in decile 10 out of 10, which is well above the national average.
Koojan is part of the Wheat Belt - North statistical area in Western Australia.
Koojan details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 6510 |
| State | Western Australia (WA) |
| Phone Area Code | 08 |
| Population (2021) | 40 |
| Median Age | 38 years |
| Median Household Income (Census 2021) | $2,562/week |
| Median Personal Income (Census 2021) | $1,399/week |
| Average Household Size | 2.6 persons |
| Area | 246.4 km² |
| Population Density | 0/km² |
| Total Dwellings | 15 |
| Australian Citizens | 102.5% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 10/10 (well above average) |
| Latitude | -30.8092813 |
| Longitude | 116.0264055 |
| Distance from Perth | 128 km |
| Region (SA4) | Western Australia - Wheat Belt |
| Area (SA3) | Wheat Belt - North |
| Local Government | Moora |
| Federal Electorate | Durack |
| State Electorate | Moore (Agricultural) |
| Time Zone | AWST (UTC+8), Australia/Perth (standard time) |
Age Profile
Show counts
| 0–14 years | 11 (27.5%) |
| 15–24 years | 0 (0.0%) |
| 25–44 years | 6 (15.0%) |
| 45–64 years | 7 (17.5%) |
| 65+ years | 12 (30.0%) |
Housing Tenure
SEIFA socio-economic index
Motor Vehicles per Dwelling
| No vehicle | 0 (0.0%) |
| 1 vehicle | 0 (0.0%) |
| 2 vehicles | 6 (40.0%) |
| 3+ vehicles | 9 (60.0%) |
Suburbs Near Koojan
Same Postcode (6510)
More Koojan 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.