South Australia · Postcode 5038

Plympton postcode and suburb data

South Australia · Phone area code 08 · 6 km from Adelaide

CoastalMetro
5,459
Population (2021)
$1,598
Household income/wk
$300
Median rent/wk
34
Median age
7/10
SEIFA advantage

Suburb snapshot

Plympton 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

5038 Postcode See every suburb sharing this postcode
5,459 People Resident population, Census 2021
West Torrens Council area 27 suburbs, 10 postcodes
34 Median age Years, Census 2021
$1,598/wk Household income Suburb median, Census 2021 dollars
Decile 7/10 SEIFA advantage Above average advantage
4 Schools ACARA 2025 profiles in this suburb

Benchmarks against SA

Household income
$1,598/wk
3% above SA average
Suburb median, Census 2021
Weekly rent
$300/wk
3% below SA average
Suburb median, Census 2021
SEIFA advantage
7/10
2.0 deciles above SA average
IRSAD decile, higher means more advantage
Median age
34 years
11.0 years younger than SA average
Resident median age
Unemployment
4.7%
1.3 pts below SA average
Census labour-force rate

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

Detailed comparison table

Plympton vs the SA average and the national average, using population-weighted 2021 Census data.

MetricPlymptonSA avgAU avgGreater Adelaide
Household income/wk $1,598 ≈SA $1,545 $1,836 $1,620
Rent/wk $300 ≈SA $308 $390 $329
Mortgage/month $1,662 ≈SA $1,558 $1,958 $1,666
Median age 34 45.0 45.0 42.0
SEIFA decile 7/10 +SA 5.0/10 6.0/10 7.0/10
Unemployment 4.7% -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.

Plympton is a coastal suburb of Adelaide in South Australia, with postcode 5038. It sits about 6 km from the Adelaide CBD, within the West Torrens local government area. The suburb footprint covers roughly 1.8 square kilometres.

According to the 2021 Census, Plympton has a population of 5,459 with a median age of 34. The median weekly household income is $1,598, close to the SA average. The unemployment rate is 4.7%, lower than the SA average. The Indigenous population is 46 (0.8% of residents).

Housing in Plympton includes a median weekly rent of $300, median monthly mortgage repayment of $1,662, with 2,358 total dwellings. Rental properties account for 46.2% of dwellings.

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

There are 4 schools in the Plympton area, including Plympton International College, St John the Baptist Catholic School, Plympton Primary School and others.

Plympton is part of the West Torrens statistical area in South Australia.

Plympton details

Location, Census, housing, SEIFA and geography fields used across this profile.

Postcode5038
StateSouth Australia (SA)
Phone Area Code08
Population (2021)5,459
Median Age34 years
Median Household Income (Census 2021)$1,598/week
Median Personal Income (Census 2021)$843/week
Median Weekly Rent (Census 2021)$300
Median Monthly Mortgage (Census 2021)$1,662
Average Household Size2.3 persons
Area1.8 km²
Population Density3112/km²
Total Dwellings2,358
Australian Citizens71.8%
Indigenous Population46 (0.8%)
Unemployment Rate4.7%
SEIFA IRSAD Decile7/10 (above average)
Latitude-34.963683
Longitude138.5512419
Distance from Adelaide6 km
Region (SA4)Adelaide - West
Area (SA3)West Torrens
Local GovernmentWest Torrens
Federal ElectorateBoothby
State ElectorateMorphett
Time ZoneACST (UTC+9:30), Australia/Adelaide (standard time)

Age Profile

0–14 (12.8%) 15–24 (14.0%) 25–44 (39.4%) 45–64 (20.4%) 65+ (13.4%)
Show counts
0–14 years697 (12.8%)
15–24 years766 (14.0%)
25–44 years2,150 (39.4%)
45–64 years1,114 (20.4%)
65+ years730 (13.4%)

Housing Tenure

Owned outright (24.3%) Mortgaged (29.5%) Rented (46.2%)

SEIFA socio-economic index

Plympton is in SEIFA IRSAD decile 7 of 10. Higher deciles indicate more relative socio-economic advantage. This is an area-level index, not a score for individual households.
More disadvantagedMiddle rangeMore advantaged

Health Conditions (2021 Census)

Arthritis355 (6.5%)
Asthma352 (6.4%)
Diabetes220 (4.0%)
Heart Disease172 (3.2%)
Cancer108 (2.0%)
Lung Condition49 (0.9%)
Dementia19 (0.3%)

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

Motor Vehicles per Dwelling

No vehicle248 (10.6%)
1 vehicle1,093 (46.7%)
2 vehicles713 (30.4%)
3+ vehicles288 (12.3%)

Schools in Plympton

ACARA 2025 school profiles for schools located in Plympton. ICSEA is shown where ACARA publishes it.

Plympton International College
Combined · Gov · ICSEA 1044 · 825 students
St John the Baptist Catholic School
Primary · Cat · ICSEA 1081 · 361 students
Plympton Primary School
Primary · Gov · ICSEA 1071 · 272 students
Errington Special Education Centre
Special · Gov · ICSEA 1030 · 103 students

Suburbs Near Plympton

Same Postcode (5038)

More Plympton 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.