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Western Australia · Postcode 6258
Yanmah postcode and suburb data
Western Australia · Phone area code 08 · 249 km from Perth
Suburb snapshot
Yanmah 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.
Detailed comparison table
Yanmah vs the WA average and the national average, using population-weighted 2021 Census data.
| Metric | Yanmah | WA avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,406 -WA | $1,891 | $1,836 |
| Rent/wk | $200 -WA | $355 | $390 |
| Mortgage/month | $1,517 -WA | $1,890 | $1,958 |
| Median age | 53 | 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.
Yanmah is a remote community in Western Australia, with postcode 6258. It lies roughly 249 km from Perth, classified by the ABS as remote Australia. The area is administered by Manjimup.
According to the 2021 Census, Yanmah has a population of 145 with a median age of 53. The median weekly household income is $1,406, below the WA average.
Housing in Yanmah includes a median weekly rent of $200, median monthly mortgage repayment of $1,517, with 54 total dwellings. Housing costs in the area sit below the WA average. Owner-occupied dwellings (owned or mortgaged) make up 90.2% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Yanmah scores in decile 5 out of 10, which is around the national average.
Yanmah is part of the Manjimup statistical area in Western Australia.
Yanmah details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 6258 |
| State | Western Australia (WA) |
| Phone Area Code | 08 |
| Population (2021) | 145 |
| Median Age | 53 years |
| Median Household Income (Census 2021) | $1,406/week |
| Median Personal Income (Census 2021) | $771/week |
| Median Weekly Rent (Census 2021) | $200 |
| Median Monthly Mortgage (Census 2021) | $1,517 |
| Average Household Size | 2.3 persons |
| Area | 81.2 km² |
| Population Density | 2/km² |
| Total Dwellings | 54 |
| Australian Citizens | 87.6% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 5/10 (average) |
| Latitude | -34.1834866 |
| Longitude | 116.0191084 |
| Distance from Perth | 249 km |
| Region (SA4) | Bunbury |
| Area (SA3) | Manjimup |
| Local Government | Manjimup |
| Federal Electorate | O'Connor |
| State Electorate | Warren-Blackwood (South West) |
| Time Zone | AWST (UTC+8), Australia/Perth (standard time) |
Age Profile
Show counts
| 0–14 years | 9 (6.2%) |
| 15–24 years | 18 (12.4%) |
| 25–44 years | 24 (16.6%) |
| 45–64 years | 50 (34.5%) |
| 65+ years | 43 (29.7%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Cancer | 12 (8.3%) |
| Arthritis | 11 (7.6%) |
| Asthma | 7 (4.8%) |
| Heart Disease | 7 (4.8%) |
| Diabetes | 5 (3.4%) |
| Dementia | 5 (3.4%) |
| Lung Condition | 4 (2.8%) |
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 | 14 (24.1%) |
| 2 vehicles | 21 (36.2%) |
| 3+ vehicles | 23 (39.7%) |
Suburbs Near Yanmah
Same Postcode (6258)
More Yanmah 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.