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Stratham 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 Stratham Compares
Stratham vs the WA average and the national average (2021 Census, population-weighted).
| Metric | Stratham | WA avg | AU avg |
|---|---|---|---|
| Household income/wk | $2,366 +WA | $1,891 | $1,836 |
| Rent/wk | $420 +WA | $355 | $390 |
| Mortgage/month | $2,167 +WA | $1,890 | $1,958 |
| Median age | 45 | 43.0 | 45.0 |
| SEIFA decile | 9/10 +WA | 6.0/10 | 6.0/10 |
| Unemployment | 2.6% -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.
Stratham is a locality 171 km from Perth in Western Australia, classified as inner regional by the ABS. The postcode is 6237. It falls within the Bunbury region. The local government area is Capel.
According to the 2021 Census, Stratham has a population of 793 with a median age of 45. The median weekly household income is $2,366, above the WA average. The unemployment rate is 2.6%, lower than the WA average. The Indigenous population is 11 (1.4% of residents).
Housing in Stratham includes a median weekly rent of $420, median monthly mortgage repayment of $2,167, with 261 total dwellings. These housing costs sit above the WA average. Owner-occupied dwellings (owned or mortgaged) make up 91.2% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Stratham scores in decile 9 out of 10, which is well above the national average.
Stratham is part of the Bunbury statistical area in Western Australia.
Stratham Details
| Postcode | 6237 |
| State | Western Australia (WA) |
| Phone Area Code | 08 |
| Population (2021) | 793 |
| Median Age | 45 years |
| Median Household Income (Census 2021) | $2,366/week |
| Median Personal Income (Census 2021) | $864/week |
| Median Weekly Rent (Census 2021) | $420 |
| Median Monthly Mortgage (Census 2021) | $2,167 |
| Average Household Size | 2.9 persons |
| Area | 40.5 km² |
| Population Density | 20/km² |
| Total Dwellings | 261 |
| Australian Citizens | 91.7% |
| Indigenous Population | 11 (1.4%) |
| Unemployment Rate | 2.6% |
| SEIFA IRSAD Decile | 9/10 (well above average) |
| Latitude | -33.471373 |
| Longitude | 115.5936594 |
| Distance from Perth | 171 km |
| Region (SA4) | Bunbury |
| Area (SA3) | Bunbury |
| Local Government | Capel |
| Federal Electorate | Forrest |
Age Profile
Show counts
| 0–14 years | 153 (19.3%) |
| 15–24 years | 85 (10.7%) |
| 25–44 years | 152 (19.2%) |
| 45–64 years | 254 (32.0%) |
| 65+ years | 157 (19.8%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 9 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Arthritis | 84 (10.6%) |
| Asthma | 55 (6.9%) |
| Heart Disease | 31 (3.9%) |
| Diabetes | 30 (3.8%) |
| Cancer | 28 (3.5%) |
| Lung Condition | 9 (1.1%) |
| Dementia | 3 (0.4%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 3 (1.1%) |
| 1 vehicle | 31 (11.8%) |
| 2 vehicles | 107 (40.7%) |
| 3+ vehicles | 122 (46.4%) |
Suburbs Near Stratham
Same Postcode (6237)
More Stratham 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.