Suburb profile · ABS Census 2021
Plympton suburb profile
Plympton, SA · Postcode 5038
This Plympton suburb profile summarises official Australian Bureau of Statistics Census 2021 data for Plympton, SA (postcode 5038). Use it as a free suburb report covering population, median rent, household income, age, housing tenure and employment, plus how those figures changed since Census 2016— then compare Plympton with nearby suburbs.
Plympton at a glance
Population
5,459
Median rent
$300/wk
Household income
$1,598/wk
Median age
34
Plympton trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
Census 2011 → 2016 → 2021
+21.1% over 10 years
Population
5,459
was 4,756 in 2016
+703 · +14.8%
Median rent
$300/wk
was $270/wk in 2016
+$30 · +11.1%
Household income
$1,598/wk
was $1,175/wk in 2016
+$423 · +36%
Median age
34
was 34 in 2016
0 · 0%
Dig deeper: Plympton population growth · Plympton then and now
Plympton vs nearby & Greater Adelaide
Median Census 2021 figures for Plympton, nearby suburbs (8), and the Adelaide metro median (suburbs with 1,000+ people).
Rent
-8% vs area
- Plympton$300/wk
- Nearby$312.5/wk
- Adelaide$326/wk
Household income
-0.6% vs area
- Plympton$1,598/wk
- Nearby$1,611.5/wk
- Adelaide$1,607/wk
Median age
-15% vs area
- Plympton34
- Nearby37
- Adelaide40
Personal income
+5.5% vs area
- Plympton$843/wk
- Nearby$802/wk
- Adelaide$799/wk
Nearby uses the same postcode first, then larger suburbs in SA. See Adelaide rankings.
Socio-economic profile
How Plympton compares to other Australian suburbs on income, education and occupation — from official ABS SEIFA 2021 data.
Plympton sits above average for socio-economic advantage compared with suburbs Australia-wide. It shows limited economic resources.
Relative disadvantage (IRSD)
Decile 51,014
Lower score / decile = more relative disadvantage
Advantage & disadvantage (IRSAD)
Decile 71,007.3
Higher score / decile = more relative advantage
Economic resources (IER)
Decile 2934.2
Access to economic resources (income, housing)
Education & occupation (IEO)
Decile 81,041.6
Education and occupational skill levels
Source: ABS SEIFA 2021. See methodology.
Plympton on the map
OpenStreetMap outline for Plympton, SA.
Map data © OpenStreetMap contributors. Boundary matching is approximate.
Plympton people
- Population
- 5,459
- Median age
- 34
- Born overseas
- 40.6%
- Average household size
- 2.3
Total usual residents (Census 2021)
Median age of residents in years
Percentage born outside Australia
Average number of people per household
Plympton income
- Median household income
- $1,598/wk
- Median personal income
- $843/wk
Median total weekly household income
Median total weekly personal income
Plympton housing
- Median rent
- $300/wk
- Median mortgage repayment
- $1,662/mo
- Separate houses
- 47.5%
- Flats & apartments
- 23.1%
- Owned outright
- 21.9%
- Mortgaged
- 26.7%
- Rented
- 41.7%
- Unoccupied dwellings
- 7.5%
Median weekly rent for rented dwellings
Median monthly mortgage repayment
Percentage of dwellings that are separate houses
Percentage of dwellings that are flats or apartments
Percentage of dwellings owned without a mortgage
Percentage of dwellings with a mortgage
Percentage of dwellings rented
Percentage of private dwellings unoccupied on Census night
Plympton work
- Employment to population
- 68.8%
- Unemployment rate
- 4.7%
- Year 12 or above
- 73%
Employed persons as a percentage of population aged 15+
Unemployed persons as a percentage of the labour force
Percentage with Year 12 or equivalent as highest school level
Nearby suburb profiles (near 5038)
Compare Plympton with nearby suburbs
Plympton in numbers
Plympton had 5,459 residents at the 2021 Census, making it the 75th most populous suburb or locality in SA out of 1,624. The median age is 34, 19% below the typical SA suburb. The average household has 2.3 people. 40.6% of residents were born overseas.
Among occupied homes, 21.9% own their home outright, 26.7% are paying a mortgage, 41.7% rent. Separate houses make up 47.5% of dwellings, with 23.1% in flats or apartments. Median rent was $300/wk, 3% below the typical SA suburb.
Median household income was $1,598/wk, 5% above the typical SA suburb. The unemployment rate on Census night was 4.7%. 73% of adults had completed Year 12 or above. On the ABS SEIFA index of relative socio-economic disadvantage it sits in decile 5 nationally (1 is most disadvantaged, 10 least).
Between the 2016 and 2021 Censuses the population grew 14.8% (from 4,756 to 5,459). Median rent moved from $270/wk to $300/wk (+11.1%).
Plympton suburb FAQs
- What is the median rent in Plympton, SA?
- The median weekly rent in Plympton was $300/wk at the 2021 Census (ABS).
- How many people live in Plympton, SA?
- Plympton had 5,459 residents at the 2021 Census, up 14.8% from 2016.
- What is the median household income in Plympton?
- Median household income in Plympton was $1,598/wk at the 2021 Census.
- Do most people rent or own in Plympton?
- 41.7% of occupied homes in Plympton were rented, 21.9% were owned outright and 26.7% were owned with a mortgage.
About this Plympton suburb profile
Figures are from the ABS Census of Population and Housing 2021 (General Community Profile) for the Suburbs and Localities boundary matching Plympton. Where shown, 2016 values come from the 2016 State Suburbs (SSC) profile, linked via ABS geographic correspondence — boundaries are not always identical. Medians may be suppressed for very small areas. This is not financial or relocation advice — use it alongside current market data.
Source: ABS Census 2021. Methodology · Richest suburbs in Adelaide