Western Australia · Postcode 6485
Wyalkatchem postcode and suburb data
Western Australia · Phone area code 08 · 159 km from Perth
Suburb snapshot
Wyalkatchem 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 Wyalkatchem ranks: household income sits in the bottom 25% of WA suburbs; SEIFA decile 1 places it in the bottom 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Wyalkatchem vs the WA average and the national average, using population-weighted 2021 Census data.
| Metric | Wyalkatchem | WA avg | AU avg |
|---|---|---|---|
| Household income/wk | $781 -WA | $1,891 | $1,836 |
| Rent/wk | $155 -WA | $355 | $390 |
| Mortgage/month | $542 -WA | $1,890 | $1,958 |
| Median age | 55 | 43.0 | 45.0 |
| SEIFA decile | 1/10 -WA | 6.0/10 | 6.0/10 |
| Unemployment | 4.8% ≈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.
Wyalkatchem is a locality 159 km from Perth in Western Australia, classified as outer regional by the ABS. The postcode is 6485. It falls within the Western Australia - Wheat Belt region. The local government area is Wyalkatchem.
According to the 2021 Census, Wyalkatchem has a population of 358 with a median age of 55. The median weekly household income is $781, below the WA average. The unemployment rate is 4.8%. The Indigenous population is 28 (7.8% of residents).
Housing in Wyalkatchem includes a median weekly rent of $155, median monthly mortgage repayment of $542, with 167 total dwellings. Housing costs in the area sit below the WA average. Owner-occupied dwellings (owned or mortgaged) make up 72.0% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Wyalkatchem scores in decile 1 out of 10, which is well below the national average.
Wyalkatchem is served by Wyalkatchem District High School.
Wyalkatchem is part of the Wheat Belt - North statistical area in Western Australia.
Wyalkatchem details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 6485 |
| State | Western Australia (WA) |
| Phone Area Code | 08 |
| Population (2021) | 358 |
| Median Age | 55 years |
| Median Household Income (Census 2021) | $781/week |
| Median Personal Income (Census 2021) | $503/week |
| Median Weekly Rent (Census 2021) | $155 |
| Median Monthly Mortgage (Census 2021) | $542 |
| Average Household Size | 1.8 persons |
| Area | 511.4 km² |
| Population Density | 1/km² |
| Total Dwellings | 167 |
| Australian Citizens | 88.8% |
| Indigenous Population | 28 (7.8%) |
| Unemployment Rate | 4.8% |
| SEIFA IRSAD Decile | 1/10 (well below average) |
| Latitude | -31.2951818 |
| Longitude | 117.3558341 |
| Distance from Perth | 159 km |
| Region (SA4) | Western Australia - Wheat Belt |
| Area (SA3) | Wheat Belt - North |
| Local Government | Wyalkatchem |
| Federal Electorate | Durack |
| State Electorate | Central Wheatbelt (Agricultural) |
| Time Zone | AWST (UTC+8), Australia/Perth (standard time) |
Age Profile
Show counts
| 0–14 years | 43 (12.0%) |
| 15–24 years | 28 (7.8%) |
| 25–44 years | 73 (20.4%) |
| 45–64 years | 97 (27.1%) |
| 65+ years | 131 (36.6%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 66 (18.4%) |
| Heart Disease | 45 (12.6%) |
| Asthma | 42 (11.7%) |
| Diabetes | 37 (10.3%) |
| Lung Condition | 25 (7.0%) |
| Cancer | 19 (5.3%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 13 (7.8%) |
| 1 vehicle | 69 (41.3%) |
| 2 vehicles | 59 (35.3%) |
| 3+ vehicles | 26 (15.6%) |
Schools in Wyalkatchem
ACARA 2025 school profiles for schools located in Wyalkatchem. ICSEA is shown where ACARA publishes it.
Suburbs Near Wyalkatchem
Same Postcode (6485)
More Wyalkatchem 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.