South Australia · Postcode 5440
Olary postcode and suburb data
South Australia · Phone area code 08 · 334 km from Adelaide
Suburb snapshot
Olary at a glance vs SA
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against SA
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Where Olary ranks: household income sits in the bottom 10% of SA suburbs.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Olary vs the SA average and the national average, using population-weighted 2021 Census data.
| Metric | Olary | SA avg | AU avg |
|---|---|---|---|
| Household income/wk | $549 -SA | $1,545 | $1,836 |
| Median age | 59 | 45.0 | 45.0 |
| SEIFA decile | 6/10 ≈SA | 5.0/10 | 6.0/10 |
Green pill = at least 10% above the SA average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Olary is a very remote community in South Australia, with postcode 5440. It lies roughly 334 km from Adelaide, classified by the ABS as very remote Australia. The area is administered by Unincorporated SA.
According to the 2021 Census, Olary has a population of 4 with a median age of 59. The median weekly household income is $549, below the SA average.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Olary scores in decile 6 out of 10, which is around the national average.
Olary is part of the Outback - North and East statistical area in South Australia.
Olary details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 5440 |
| State | South Australia (SA) |
| Phone Area Code | 08 |
| Population (2021) | 4 |
| Median Age | 59 years |
| Median Household Income (Census 2021) | $549/week |
| Median Personal Income (Census 2021) | $325/week |
| Average Household Size | 1.5 persons |
| Area | 11.4 km² |
| Population Density | 0/km² |
| SEIFA IRSAD Decile | 6/10 (average) |
| Latitude | -32.2793495 |
| Longitude | 140.3036182 |
| Distance from Adelaide | 334 km |
| Region (SA4) | South Australia - Outback |
| Area (SA3) | Outback - North and East |
| Local Government | Unincorporated SA |
| Federal Electorate | Grey |
| State Electorate | Stuart |
| Time Zone | ACST (UTC+9:30), Australia/Adelaide (standard time) |
Age Profile
Show counts
| 0–14 years | 0 (0.0%) |
| 15–24 years | 0 (0.0%) |
| 25–44 years | 0 (0.0%) |
| 45–64 years | 0 (0.0%) |
| 65+ years | 0 (0.0%) |
SEIFA socio-economic index
Suburbs Near Olary
Same Postcode (5440)
More Olary 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.