Greenwith Postcode

South Australia

Metro Above SA income
5125
Postcode for Greenwith, SA
Phone area code: 08 · 21 km from Adelaide · Pop. 10,103
10,103
Population
40
Median Age
$2,002
Household Income/wk
$320
Median Rent/wk
7/10
SEIFA Advantage
7.8
Area (km²)

Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.

Where Greenwith ranks: household income is in the top 25% of SA suburbs.

How Greenwith Compares

Greenwith vs the SA average and the national average (2021 Census, population-weighted).

MetricGreenwithSA avgAU avgGreater Adelaide
Household income/wk $2,002 +SA $1,545 $1,836 $1,620
Rent/wk $320 ≈SA $308 $390 $329
Mortgage/month $1,621 ≈SA $1,558 $1,958 $1,666
Median age 40 45.0 45.0 42.0
SEIFA decile 7/10 +SA 5.0/10 6.0/10 7.0/10
Unemployment 3.6% -SA 6.0% 5.0% 6.0%

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.

Postcode 5125 covers Greenwith, an inland suburb of Adelaide about 21 km from the city centre. It forms part of the Adelaide - North region of South Australia. Local government services are provided by Tea Tree Gully.

According to the 2021 Census, Greenwith has a population of 10,103 with a median age of 40. The median weekly household income is $2,002, above the SA average. The unemployment rate is 3.6%, lower than the SA average. The Indigenous population is 117 (1.2% of residents).

Housing in Greenwith includes a median weekly rent of $320, median monthly mortgage repayment of $1,621, with 3,678 total dwellings. Owner-occupied dwellings (owned or mortgaged) make up 80.9% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Greenwith scores in decile 7 out of 10, which is above the national average.

Schools in Greenwith include Greenwith Primary School and Our Lady of Hope School.

Greenwith is part of the Tea Tree Gully statistical area in South Australia.

Greenwith Details

Postcode5125
StateSouth Australia (SA)
Phone Area Code08
Population (2021)10,103
Median Age40 years
Median Household Income (Census 2021)$2,002/week
Median Personal Income (Census 2021)$873/week
Median Weekly Rent (Census 2021)$320
Median Monthly Mortgage (Census 2021)$1,621
Average Household Size2.7 persons
Area7.8 km²
Population Density1291/km²
Total Dwellings3,678
Australian Citizens94.3%
Indigenous Population117 (1.2%)
Unemployment Rate3.6%
SEIFA IRSAD Decile7/10 (above average)
Latitude-34.766
Longitude138.715
Distance from Adelaide21 km
Region (SA4)Adelaide - North
Area (SA3)Tea Tree Gully
Local GovernmentTea Tree Gully
Federal ElectorateMakin

Age Profile

0–14 (19.1%) 15–24 (14.1%) 25–44 (23.1%) 45–64 (30.3%) 65+ (13.4%)
Show counts
0–14 years1,927 (19.1%)
15–24 years1,427 (14.1%)
25–44 years2,336 (23.1%)
45–64 years3,060 (30.3%)
65+ years1,352 (13.4%)

Housing Tenure

Owned outright (30.7%) Mortgaged (50.2%) Rented (19.1%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 7 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Asthma1,021 (10.1%)
Arthritis873 (8.6%)
Diabetes491 (4.9%)
Heart Disease368 (3.6%)
Cancer309 (3.1%)
Lung Condition145 (1.4%)
Dementia38 (0.4%)

Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.

Motor Vehicles per Dwelling

No vehicle124 (3.4%)
1 vehicle1,071 (29.4%)
2 vehicles1,467 (40.3%)
3+ vehicles977 (26.8%)

Schools in Greenwith

Greenwith Primary School
Primary · Gov · ICSEA 1019 · 558 students
Our Lady of Hope School
Primary · Cat · ICSEA 1045 · 292 students

Suburbs Near Greenwith

Same Postcode (5125)

More Greenwith 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.