Western Australia · Postcode 6312
Hillside postcode and suburb data
Western Australia · Phone area code 08 · 165 km from Perth
Suburb snapshot
Hillside 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 Hillside ranks: rents sit in the cheapest 10% in WA; SEIFA decile 9 puts it in the top 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Hillside vs the WA average and the national average, using population-weighted 2021 Census data.
| Metric | Hillside | WA avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,375 -WA | $1,891 | $1,836 |
| Mortgage/month | $1,700 -WA | $1,890 | $1,958 |
| Median age | 48 | 43.0 | 45.0 |
| SEIFA decile | 9/10 +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.
Hillside is a remote community in Western Australia, with postcode 6312. It lies roughly 165 km from Perth, classified by the ABS as remote Australia. The area is administered by Narrogin.
According to the 2021 Census, Hillside has a population of 72 with a median age of 48. The median weekly household income is $1,375, below the WA average.
Housing in Hillside includes a median monthly mortgage repayment of $1,700, 22 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, Hillside scores in decile 9 out of 10, which is well above the national average.
Hillside is part of the Wheat Belt - South statistical area in Western Australia.
Hillside details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 6312 |
| State | Western Australia (WA) |
| Phone Area Code | 08 |
| Population (2021) | 72 |
| Median Age | 48 years |
| Median Household Income (Census 2021) | $1,375/week |
| Median Personal Income (Census 2021) | $769/week |
| Median Monthly Mortgage (Census 2021) | $1,700 |
| Average Household Size | 2.4 persons |
| Area | 41.7 km² |
| Population Density | 2/km² |
| Total Dwellings | 22 |
| Australian Citizens | 87.5% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 9/10 (well above average) |
| Latitude | -32.9210531 |
| Longitude | 117.1853639 |
| Distance from Perth | 165 km |
| Region (SA4) | Western Australia - Wheat Belt |
| Area (SA3) | Wheat Belt - South |
| Local Government | Narrogin |
| Federal Electorate | O'Connor |
| State Electorate | Roe (Agricultural) |
| Time Zone | AWST (UTC+8), Australia/Perth (standard time) |
Age Profile
Show counts
| 0–14 years | 11 (15.3%) |
| 15–24 years | 0 (0.0%) |
| 25–44 years | 12 (16.7%) |
| 45–64 years | 15 (20.8%) |
| 65+ years | 28 (38.9%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 10 (13.9%) |
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 | 7 (29.2%) |
| 2 vehicles | 8 (33.3%) |
| 3+ vehicles | 9 (37.5%) |
Suburbs Near Hillside
Same Postcode (6312)
More Hillside 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.