Western Australia · Postcode 6356
Mount Madden postcode and suburb data
Western Australia · Phone area code 08 · 399 km from Perth
Suburb snapshot
Mount Madden 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 Mount Madden ranks: SEIFA decile 9 puts it in the top 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Mount Madden vs the WA average and the national average, using population-weighted 2021 Census data.
| Metric | Mount Madden | WA avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,999 ≈WA | $1,891 | $1,836 |
| Rent/wk | $50 -WA | $355 | $390 |
| Median age | 36 | 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.
Mount Madden is a very remote community in Western Australia, with postcode 6356. It lies roughly 399 km from Perth, classified by the ABS as very remote Australia. The area is administered by Lake Grace.
According to the 2021 Census, Mount Madden has a population of 30 with a median age of 36. The median weekly household income is $1,999, close to the WA average.
Housing in Mount Madden includes a median weekly rent of $50, 9 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, Mount Madden scores in decile 9 out of 10, which is well above the national average.
Mount Madden is part of the Wheat Belt - South statistical area in Western Australia.
Mount Madden details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 6356 |
| State | Western Australia (WA) |
| Phone Area Code | 08 |
| Population (2021) | 30 |
| Median Age | 36 years |
| Median Household Income (Census 2021) | $1,999/week |
| Median Personal Income (Census 2021) | $1,166/week |
| Median Weekly Rent (Census 2021) | $50 |
| Average Household Size | 2.5 persons |
| Area | 595.0 km² |
| Population Density | 0/km² |
| Total Dwellings | 9 |
| Australian Citizens | 86.7% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 9/10 (well above average) |
| Latitude | -33.2602695 |
| Longitude | 119.8319917 |
| Distance from Perth | 399 km |
| Region (SA4) | Western Australia - Wheat Belt |
| Area (SA3) | Wheat Belt - South |
| Local Government | Lake Grace |
| Federal Electorate | O'Connor |
| State Electorate | Roe (Agricultural) |
| Time Zone | AWST (UTC+8), Australia/Perth (standard time) |
Age Profile
Show counts
| 0–14 years | 7 (23.3%) |
| 15–24 years | 0 (0.0%) |
| 25–44 years | 9 (30.0%) |
| 45–64 years | 4 (13.3%) |
| 65+ years | 3 (10.0%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Asthma | 3 (10.0%) |
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 | 0 (0.0%) |
| 2 vehicles | 8 (100.0%) |
| 3+ vehicles | 0 (0.0%) |
Suburbs Near Mount Madden
Same Postcode (6356)
More Mount Madden 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.