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South Australia · Postcode 5381
Geranium Plains postcode and suburb data
South Australia · Phone area code 08 · 120 km from Adelaide
Suburb snapshot
Geranium Plains 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 Geranium Plains ranks: household income is in the top 10% of SA suburbs; rents sit in the cheapest 10% in SA; SEIFA decile 1 places it in the bottom 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Geranium Plains vs the SA average and the national average, using population-weighted 2021 Census data.
| Metric | Geranium Plains | SA avg | AU avg |
|---|---|---|---|
| Household income/wk | $2,749 +SA | $1,545 | $1,836 |
| Median age | 57 | 45.0 | 45.0 |
| SEIFA decile | 1/10 -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.
Geranium Plains is a locality 120 km from Adelaide in South Australia, classified as outer regional by the ABS. The postcode is 5381. It falls within the Barossa - Yorke - Mid North region. The local government area is Goyder.
According to the 2021 Census, Geranium Plains has a population of 5 with a median age of 57. The median weekly household income is $2,749, above the SA average.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Geranium Plains scores in decile 1 out of 10, which is well below the national average.
Geranium Plains is part of the Lower North statistical area in South Australia.
Geranium Plains details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 5381 |
| State | South Australia (SA) |
| Phone Area Code | 08 |
| Population (2021) | 5 |
| Median Age | 57 years |
| Median Household Income (Census 2021) | $2,749/week |
| Median Personal Income (Census 2021) | $575/week |
| Average Household Size | 2.5 persons |
| Area | 76.6 km² |
| Population Density | 0/km² |
| Australian Citizens | 100.0% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 1/10 (well below average) |
| Latitude | -33.9770804 |
| Longitude | 139.2154009 |
| Distance from Adelaide | 120 km |
| Region (SA4) | Barossa - Yorke - Mid North |
| Area (SA3) | Lower North |
| Local Government | Goyder |
| Federal Electorate | Grey |
| State Electorate | Frome |
| 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 | 5 (100.0%) |
| 65+ years | 0 (0.0%) |
SEIFA socio-economic index
Suburbs Near Geranium Plains
Same Postcode (5381)
More Geranium Plains 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.