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Western Australia · Postcode 6426
Southern Cross postcode and suburb data
Western Australia · Phone area code 08 · 338 km from Perth
Suburb snapshot
Southern Cross 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 Southern Cross ranks: SEIFA decile 2 places it in the bottom 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Southern Cross vs the WA average and the national average, using population-weighted 2021 Census data.
| Metric | Southern Cross | WA avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,244 -WA | $1,891 | $1,836 |
| Rent/wk | $150 -WA | $355 | $390 |
| Mortgage/month | $769 -WA | $1,890 | $1,958 |
| Median age | 50 | 43.0 | 45.0 |
| SEIFA decile | 2/10 -WA | 6.0/10 | 6.0/10 |
| Unemployment | 5.8% +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.
Southern Cross is a remote community in Western Australia, with postcode 6426. It lies roughly 338 km from Perth, classified by the ABS as remote Australia. The area is administered by Yilgarn.
According to the 2021 Census, Southern Cross has a population of 572 with a median age of 50. The median weekly household income is $1,244, below the WA average. The unemployment rate is 5.8%, higher than the WA average. The Indigenous population is 16 (2.8% of residents).
Housing in Southern Cross includes a median weekly rent of $150, median monthly mortgage repayment of $769, with 257 total dwellings. Housing costs in the area sit below the WA average. Owner-occupied dwellings (owned or mortgaged) make up 62.5% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Southern Cross scores in decile 2 out of 10, which is well below the national average.
Schools in Southern Cross include Southern Cross District High School and St Joseph's School.
Southern Cross is part of the Wheat Belt - North statistical area in Western Australia.
Southern Cross details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 6426 |
| State | Western Australia (WA) |
| Phone Area Code | 08 |
| Population (2021) | 572 |
| Median Age | 50 years |
| Median Household Income (Census 2021) | $1,244/week |
| Median Personal Income (Census 2021) | $706/week |
| Median Weekly Rent (Census 2021) | $150 |
| Median Monthly Mortgage (Census 2021) | $769 |
| Average Household Size | 2 persons |
| Area | 555.2 km² |
| Population Density | 1/km² |
| Total Dwellings | 257 |
| Australian Citizens | 81.1% |
| Indigenous Population | 16 (2.8%) |
| Unemployment Rate | 5.8% |
| SEIFA IRSAD Decile | 2/10 (well below average) |
| Latitude | -31.2331952 |
| Longitude | 119.3297617 |
| Distance from Perth | 338 km |
| Region (SA4) | Western Australia - Wheat Belt |
| Area (SA3) | Wheat Belt - North |
| Local Government | Yilgarn |
| Federal Electorate | Durack |
| State Electorate | Central Wheatbelt (Agricultural) |
| Time Zone | AWST (UTC+8), Australia/Perth (standard time) |
Age Profile
Show counts
| 0–14 years | 90 (15.7%) |
| 15–24 years | 35 (6.1%) |
| 25–44 years | 135 (23.6%) |
| 45–64 years | 198 (34.6%) |
| 65+ years | 128 (22.4%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 74 (12.9%) |
| Asthma | 43 (7.5%) |
| Diabetes | 42 (7.3%) |
| Heart Disease | 32 (5.6%) |
| Cancer | 27 (4.7%) |
| Lung Condition | 13 (2.3%) |
| Dementia | 4 (0.7%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 16 (6.5%) |
| 1 vehicle | 93 (37.5%) |
| 2 vehicles | 92 (37.1%) |
| 3+ vehicles | 47 (19.0%) |
Schools in Southern Cross
ACARA 2025 school profiles for schools located in Southern Cross. ICSEA is shown where ACARA publishes it.
Suburbs Near Southern Cross
Same Postcode (6426)
More Southern Cross 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.