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Lake Muir Postcode
Western Australia
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
How Lake Muir Compares
Lake Muir vs the WA average and the national average (2021 Census, population-weighted).
| Metric | Lake Muir | WA avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,124 -WA | $1,891 | $1,836 |
| Mortgage/month | $300 -WA | $1,890 | $1,958 |
| Median age | 67 | 43.0 | 45.0 |
| SEIFA decile | 5/10 ≈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.
Lake Muir is a remote community in Western Australia, with postcode 6258. It lies roughly 283 km from Perth, classified by the ABS as remote Australia. The area is administered by Manjimup.
According to the 2021 Census, Lake Muir has a population of 7 with a median age of 67. The median weekly household income is $1,124, below the WA average.
Housing in Lake Muir includes a median monthly mortgage repayment of $300, 6 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, Lake Muir scores in decile 5 out of 10, which is around the national average.
Lake Muir is part of the Manjimup statistical area in Western Australia.
Lake Muir Details
| Postcode | 6258 |
| State | Western Australia (WA) |
| Phone Area Code | 08 |
| Population (2021) | 7 |
| Median Age | 67 years |
| Median Household Income (Census 2021) | $1,124/week |
| Median Personal Income (Census 2021) | $687/week |
| Median Monthly Mortgage (Census 2021) | $300 |
| Average Household Size | 1.7 persons |
| Area | 711.4 km² |
| Population Density | 0/km² |
| Total Dwellings | 6 |
| Australian Citizens | 85.7% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 5/10 (average) |
| Latitude | -34.4359292 |
| Longitude | 116.503996 |
| Distance from Perth | 283 km |
| Region (SA4) | Bunbury |
| Area (SA3) | Manjimup |
| Local Government | Manjimup |
| Federal Electorate | O'Connor |
Age Profile
Show counts
| 0–14 years | 0 (0.0%) |
| 15–24 years | 0 (0.0%) |
| 25–44 years | 0 (0.0%) |
| 45–64 years | 0 (0.0%) |
| 65+ years | 5 (71.4%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 5 of 10. Higher deciles indicate more advantage.
Suburbs Near Lake Muir
Same Postcode (6258)
More Lake Muir 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.