South Australia · Postcode 5731
Gidgealpa postcode and suburb data
South Australia · Phone area code 08 · 783 km from Adelaide
Suburb snapshot
Gidgealpa 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 Gidgealpa ranks: household income is in the top 25% of SA suburbs.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Gidgealpa vs the SA average and the national average, using population-weighted 2021 Census data.
| Metric | Gidgealpa | SA avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,937 +SA | $1,545 | $1,836 |
| Rent/wk | $100 -SA | $308 | $390 |
| Mortgage/month | $1,600 ≈SA | $1,558 | $1,958 |
| Median age | 37 | 45.0 | 45.0 |
| SEIFA decile | 3/10 -SA | 5.0/10 | 6.0/10 |
| Unemployment | 0.0% -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.
Gidgealpa is a very remote community in South Australia, with postcode 5731. It lies roughly 783 km from Adelaide, classified by the ABS as very remote Australia. The area is administered by Unincorporated SA.
According to the 2021 Census, Gidgealpa has a population of 100 with a median age of 37. The median weekly household income is $1,937, above the SA average. The Indigenous population is 6 (6.0% of residents).
Housing in Gidgealpa includes a median weekly rent of $100, median monthly mortgage repayment of $1,600, with 9 total dwellings. Housing costs in the area sit below the SA average. Rental properties account for 100.0% of dwellings.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Gidgealpa scores in decile 3 out of 10, which is below the national average.
Gidgealpa is part of the Outback - North and East statistical area in South Australia.
Gidgealpa details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 5731 |
| State | South Australia (SA) |
| Phone Area Code | 08 |
| Population (2021) | 100 |
| Median Age | 37 years |
| Median Household Income (Census 2021) | $1,937/week |
| Median Personal Income (Census 2021) | $1,512/week |
| Median Weekly Rent (Census 2021) | $100 |
| Median Monthly Mortgage (Census 2021) | $1,600 |
| Average Household Size | 2.9 persons |
| Area | 33132.4 km² |
| Population Density | 0/km² |
| Total Dwellings | 9 |
| Australian Citizens | 50.0% |
| Indigenous Population | 6 (6.0%) |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 3/10 (below average) |
| Latitude | -28.0288 |
| Longitude | 140.236 |
| Distance from Adelaide | 783 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 | 14 (14.0%) |
| 15–24 years | 24 (24.0%) |
| 25–44 years | 35 (35.0%) |
| 45–64 years | 31 (31.0%) |
| 65+ years | 5 (5.0%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Asthma | 5 (5.0%) |
| Arthritis | 4 (4.0%) |
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 | 0 (0.0%) |
| 2 vehicles | 5 (100.0%) |
| 3+ vehicles | 0 (0.0%) |
Suburbs Near Gidgealpa
Same Postcode (5731)
More Gidgealpa 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.