Western Australia · Postcode 6030
Merriwa postcode and suburb data
Western Australia · Phone area code 08 · 34 km from Perth
Suburb snapshot
Merriwa 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 Merriwa ranks: SEIFA decile 2 places it in the bottom 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Merriwa vs the WA average and the national average, using population-weighted 2021 Census data.
| Metric | Merriwa | WA avg | AU avg | Greater Perth |
|---|---|---|---|---|
| Household income/wk | $1,255 -WA | $1,891 | $1,836 | $1,962 |
| Rent/wk | $330 ≈WA | $355 | $390 | $378 |
| Mortgage/month | $1,500 -WA | $1,890 | $1,958 | $2,002 |
| Median age | 40 | 43.0 | 45.0 | 40.0 |
| SEIFA decile | 2/10 -WA | 6.0/10 | 6.0/10 | 8.0/10 |
| Unemployment | 8.5% +WA | 5.0% | 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.
Postcode 6030 covers Merriwa, an inland suburb of Perth about 34 km from the city centre. It forms part of the Perth - North West region of Western Australia. Local government services are provided by Wanneroo.
According to the 2021 Census, Merriwa has a population of 5,587 with a median age of 40. The median weekly household income is $1,255, below the WA average. The unemployment rate is 8.5%, higher than the WA average. The Indigenous population is 162 (2.9% of residents).
Housing in Merriwa includes a median weekly rent of $330, median monthly mortgage repayment of $1,500, with 2,053 total dwellings. Housing costs in the area sit below the WA average. Owner-occupied dwellings (owned or mortgaged) make up 70.5% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Merriwa scores in decile 2 out of 10, which is well below the national average.
Schools in Merriwa include Alkimos Baptist College, Merriwa Primary School and Merriwa Education Support Centre.
Merriwa is part of the Wanneroo statistical area in Western Australia.
Merriwa details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 6030 |
| State | Western Australia (WA) |
| Phone Area Code | 08 |
| Population (2021) | 5,587 |
| Median Age | 40 years |
| Median Household Income (Census 2021) | $1,255/week |
| Median Personal Income (Census 2021) | $636/week |
| Median Weekly Rent (Census 2021) | $330 |
| Median Monthly Mortgage (Census 2021) | $1,500 |
| Average Household Size | 2.5 persons |
| Area | 2.3 km² |
| Population Density | 2438/km² |
| Total Dwellings | 2,053 |
| Australian Citizens | 82.9% |
| Indigenous Population | 162 (2.9%) |
| Unemployment Rate | 8.5% |
| SEIFA IRSAD Decile | 2/10 (well below average) |
| Latitude | -31.6673101 |
| Longitude | 115.7127407 |
| Distance from Perth | 34 km |
| Region (SA4) | Perth - North West |
| Area (SA3) | Wanneroo |
| Local Government | Wanneroo |
| Federal Electorate | Pearce |
| State Electorate | Butler (North Metropolitan) |
| Time Zone | AWST (UTC+8), Australia/Perth (standard time) |
Age Profile
Show counts
| 0–14 years | 1,090 (19.5%) |
| 15–24 years | 666 (11.9%) |
| 25–44 years | 1,341 (24.0%) |
| 45–64 years | 1,103 (19.7%) |
| 65+ years | 1,374 (24.6%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 659 (11.8%) |
| Asthma | 521 (9.3%) |
| Diabetes | 368 (6.6%) |
| Heart Disease | 360 (6.4%) |
| Cancer | 222 (4.0%) |
| Lung Condition | 158 (2.8%) |
| Dementia | 144 (2.6%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 158 (7.9%) |
| 1 vehicle | 864 (43.1%) |
| 2 vehicles | 659 (32.9%) |
| 3+ vehicles | 323 (16.1%) |
Schools in Merriwa
ACARA 2025 school profiles for schools located in Merriwa. ICSEA is shown where ACARA publishes it.
Suburbs Near Merriwa
Same Postcode (6030)
More Merriwa 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.