Costello Postcode
Northern Territory
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
How Costello Compares
Costello vs the NT average and the national average (2021 Census, population-weighted).
| Metric | Costello | NT avg | AU avg |
|---|---|---|---|
| Household income/wk | $2,749 +NT | $2,022 | $1,836 |
| Median age | 20 | 33.0 | 45.0 |
| SEIFA decile | 1/10 -NT | 3.0/10 | 6.0/10 |
| Unemployment | 0.0% -NT | 7.0% | 5.0% |
Green pill = at least 10% above the NT average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Costello is a very remote community in Northern Territory, with postcode 0872. It lies roughly 1167 km from Darwin, classified by the ABS as very remote Australia. The area is administered by Barkly.
According to the 2021 Census, Costello has a population of 23 with a median age of 20. The median weekly household income is $2,749, above the NT average.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Costello scores in decile 1 out of 10, which is well below the national average.
Costello is part of the Barkly statistical area in Northern Territory.
Costello Details
| Postcode | 0872 |
| State | Northern Territory (NT) |
| Phone Area Code | 08 |
| Population (2021) | 23 |
| Median Age | 20 years |
| Median Household Income (Census 2021) | $2,749/week |
| Median Personal Income (Census 2021) | $885/week |
| Average Household Size | 2 persons |
| Area | 39158.4 km² |
| Population Density | 0/km² |
| Australian Citizens | 100.0% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 1/10 (well below average) |
| Latitude | -21.152 |
| Longitude | 136.998 |
| Distance from Darwin | 1167 km |
| Region (SA4) | Northern Territory - Outback |
| Area (SA3) | Barkly |
| Local Government | Barkly |
Age Profile
Show counts
| 0–14 years | 6 (26.1%) |
| 15–24 years | 13 (56.5%) |
| 25–44 years | 0 (0.0%) |
| 45–64 years | 4 (17.4%) |
| 65+ years | 0 (0.0%) |
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 1 of 10. Higher deciles indicate more advantage.
Suburbs Near Costello
Same Postcode (0872)
More Costello 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.