South Australia · Postcode 5731
Lyndhurst postcode and suburb data
South Australia · Phone area code 08 · 515 km from Adelaide
Suburb snapshot
Lyndhurst 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 Lyndhurst ranks: household income sits in the bottom 25% of SA suburbs; rents sit in the cheapest 10% in SA.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Lyndhurst vs the SA average and the national average, using population-weighted 2021 Census data.
| Metric | Lyndhurst | SA avg | AU avg |
|---|---|---|---|
| Household income/wk | $900 -SA | $1,545 | $1,836 |
| Median age | 55 | 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.
Lyndhurst is a very remote community in South Australia, with postcode 5731. It lies roughly 515 km from Adelaide, classified by the ABS as very remote Australia. The area is administered by Unincorporated SA.
According to the 2021 Census, Lyndhurst has a population of 3 with a median age of 55. The median weekly household income is $900, below the SA average. The Indigenous population is 4 (133.3% of residents).
Housing in Lyndhurst includes a 3 total dwellings. Housing costs in the area sit below the SA average. Owner-occupied dwellings (owned or mortgaged) make up 100.0% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Lyndhurst scores in decile 3 out of 10, which is below the national average.
Lyndhurst is part of the Outback - North and East statistical area in South Australia.
Lyndhurst details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 5731 |
| State | South Australia (SA) |
| Phone Area Code | 08 |
| Population (2021) | 3 |
| Median Age | 55 years |
| Median Household Income (Census 2021) | $900/week |
| Median Personal Income (Census 2021) | $449/week |
| Average Household Size | 1.3 persons |
| Area | 0.3 km² |
| Population Density | 12/km² |
| Total Dwellings | 3 |
| Australian Citizens | 100.0% |
| Indigenous Population | 4 (133.3%) |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 3/10 (below average) |
| Latitude | -30.2985747 |
| Longitude | 138.3624669 |
| Distance from Adelaide | 515 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%) |
Housing Tenure
SEIFA socio-economic index
Motor Vehicles per Dwelling
| No vehicle | 0 (0.0%) |
| 1 vehicle | 0 (0.0%) |
| 2 vehicles | 4 (100.0%) |
| 3+ vehicles | 0 (0.0%) |
Suburbs Near Lyndhurst
Same Postcode (5731)
More Lyndhurst 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.