South Australia · Postcode 5725
Roxby Downs postcode and suburb data
South Australia · Phone area code 08 · 511 km from Adelaide
Suburb snapshot
Roxby Downs 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 Roxby Downs ranks: household income is in the top 10% of SA suburbs.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Roxby Downs vs the SA average and the national average, using population-weighted 2021 Census data.
| Metric | Roxby Downs | SA avg | AU avg |
|---|---|---|---|
| Household income/wk | $3,142 +SA | $1,545 | $1,836 |
| Rent/wk | $260 -SA | $308 | $390 |
| Mortgage/month | $1,517 ≈SA | $1,558 | $1,958 |
| Median age | 30 | 45.0 | 45.0 |
| SEIFA decile | 7/10 +SA | 5.0/10 | 6.0/10 |
| Unemployment | 2.1% -SA | 6.0% | 5.0% |
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.
Roxby Downs is a very remote community in South Australia, with postcode 5725. It lies roughly 511 km from Adelaide, classified by the ABS as very remote Australia. The area is administered by Roxby Downs.
According to the 2021 Census, Roxby Downs has a population of 3,671 with a median age of 30. The median weekly household income is $3,142, above the SA average. The unemployment rate is 2.1%, lower than the SA average. The Indigenous population is 191 (5.2% of residents).
Housing in Roxby Downs includes a median weekly rent of $260, median monthly mortgage repayment of $1,517, with 1,195 total dwellings. Housing costs in the area sit below the SA average. Rental properties account for 70.4% of dwellings.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Roxby Downs scores in decile 7 out of 10, which is above the national average.
Schools in Roxby Downs include Roxby Downs Area School and St Barbara's Parish School.
Roxby Downs is part of the Outback - North and East statistical area in South Australia.
Roxby Downs details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 5725 |
| State | South Australia (SA) |
| Phone Area Code | 08 |
| Population (2021) | 3,671 |
| Median Age | 30 years |
| Median Household Income (Census 2021) | $3,142/week |
| Median Personal Income (Census 2021) | $1,747/week |
| Median Weekly Rent (Census 2021) | $260 |
| Median Monthly Mortgage (Census 2021) | $1,517 |
| Average Household Size | 2.7 persons |
| Area | 3.8 km² |
| Population Density | 959/km² |
| Total Dwellings | 1,195 |
| Australian Citizens | 82.2% |
| Indigenous Population | 191 (5.2%) |
| Unemployment Rate | 2.1% |
| SEIFA IRSAD Decile | 7/10 (above average) |
| Latitude | -30.5620637 |
| Longitude | 136.9008815 |
| Distance from Adelaide | 511 km |
| Region (SA4) | South Australia - Outback |
| Area (SA3) | Outback - North and East |
| Local Government | Roxby Downs |
| Federal Electorate | Grey |
| State Electorate | Giles |
| Time Zone | ACST (UTC+9:30), Australia/Adelaide (standard time) |
Age Profile
Show counts
| 0–14 years | 1,020 (27.8%) |
| 15–24 years | 401 (10.9%) |
| 25–44 years | 1,433 (39.0%) |
| 45–64 years | 768 (20.9%) |
| 65+ years | 67 (1.8%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Asthma | 239 (6.5%) |
| Arthritis | 98 (2.7%) |
| Diabetes | 76 (2.1%) |
| Cancer | 47 (1.3%) |
| Heart Disease | 46 (1.3%) |
| Lung Condition | 16 (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 | 28 (2.4%) |
| 1 vehicle | 312 (26.6%) |
| 2 vehicles | 525 (44.8%) |
| 3+ vehicles | 308 (26.3%) |
Schools in Roxby Downs
ACARA 2025 school profiles for schools located in Roxby Downs. ICSEA is shown where ACARA publishes it.
Suburbs Near Roxby Downs
Same Postcode (5725)
More Roxby Downs 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.