Western Australia · Postcode 6450
Cascade postcode and suburb data
Western Australia · Phone area code 08 · 517 km from Perth
Suburb snapshot
Cascade 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 Cascade 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
Cascade vs the WA average and the national average, using population-weighted 2021 Census data.
| Metric | Cascade | WA avg | AU avg |
|---|---|---|---|
| Household income/wk | $2,333 +WA | $1,891 | $1,836 |
| Rent/wk | $210 -WA | $355 | $390 |
| Median age | 34 | 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.
Cascade is a very remote community in Western Australia, with postcode 6450. It lies roughly 517 km from Perth, classified by the ABS as very remote Australia. The area is administered by Esperance.
According to the 2021 Census, Cascade has a population of 103 with a median age of 34. The median weekly household income is $2,333, above the WA average.
Housing in Cascade includes a median weekly rent of $210, 33 total dwellings. Housing costs in the area sit below the WA average. Owner-occupied dwellings (owned or mortgaged) make up 85.7% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Cascade scores in decile 9 out of 10, which is well above the national average.
Cascade is served by Cascade Primary School.
Cascade is part of the Esperance statistical area in Western Australia.
Cascade details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 6450 |
| State | Western Australia (WA) |
| Phone Area Code | 08 |
| Population (2021) | 103 |
| Median Age | 34 years |
| Median Household Income (Census 2021) | $2,333/week |
| Median Personal Income (Census 2021) | $1,325/week |
| Median Weekly Rent (Census 2021) | $210 |
| Average Household Size | 2.7 persons |
| Area | 1287.5 km² |
| Population Density | 0/km² |
| Total Dwellings | 33 |
| Australian Citizens | 79.6% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 9/10 (well above average) |
| Latitude | -33.4776159 |
| Longitude | 121.0804077 |
| Distance from Perth | 517 km |
| Region (SA4) | Western Australia - Outback (South) |
| Area (SA3) | Esperance |
| Local Government | Esperance |
| Federal Electorate | O'Connor |
| State Electorate | Roe (Agricultural) |
| Time Zone | AWST (UTC+8), Australia/Perth (standard time) |
Age Profile
Show counts
| 0–14 years | 24 (23.3%) |
| 15–24 years | 10 (9.7%) |
| 25–44 years | 30 (29.1%) |
| 45–64 years | 29 (28.2%) |
| 65+ years | 3 (2.9%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Asthma | 9 (8.7%) |
| Diabetes | 7 (6.8%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 0 (0.0%) |
| 1 vehicle | 8 (23.5%) |
| 2 vehicles | 15 (44.1%) |
| 3+ vehicles | 11 (32.4%) |
Schools in Cascade
ACARA 2025 school profiles for schools located in Cascade. ICSEA is shown where ACARA publishes it.
Suburbs Near Cascade
Same Postcode (6450)
More Cascade 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.