Suburb profile · ABS Census 2021
Willunga South suburb profile
Willunga South, SA · Postcode 5172
This Willunga South suburb profile summarises official Australian Bureau of Statistics Census 2021 data for Willunga South, SA (postcode 5172). 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 Willunga South with nearby suburbs.
Willunga South at a glance
Population
470
Median rent
$275/wk
Household income
$1,983/wk
Median age
48
Willunga South 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
+7.8% over 10 years
Population
470
was 410 in 2016
+60 · +14.6%
Median rent
$275/wk
was $290/wk in 2016
$15 · -5.2%
Household income
$1,983/wk
was $1,819/wk in 2016
+$164 · +9%
Median age
48
was 45 in 2016
+3 · +6.7%
Dig deeper: Willunga South population growth · Willunga South then and now
Willunga South vs nearby & Greater Adelaide
Median Census 2021 figures for Willunga South, nearby suburbs (8), and the Adelaide metro median (suburbs with 1,000+ people).
Rent
-15.6% vs area
- Willunga South$275/wk
- Nearby$328/wk
- Adelaide$326/wk
Household income
+23.4% vs area
- Willunga South$1,983/wk
- Nearby$1,355.5/wk
- Adelaide$1,607/wk
Median age
+20% vs area
- Willunga South48
- Nearby45
- Adelaide40
Personal income
-2.9% vs area
- Willunga South$776/wk
- Nearby$693.5/wk
- Adelaide$799/wk
Nearby uses the same postcode first, then larger suburbs in SA. See Adelaide rankings.
Socio-economic profile
How Willunga South compares to other Australian suburbs on income, education and occupation — from official ABS SEIFA 2021 data.
Willunga South sits above average for socio-economic advantage compared with suburbs Australia-wide. It shows strong access to economic resources.
Relative disadvantage (IRSD)
Decile 91,074.1
Lower score / decile = more relative disadvantage
Advantage & disadvantage (IRSAD)
Decile 81,034.3
Higher score / decile = more relative advantage
Economic resources (IER)
Decile 91,083.3
Access to economic resources (income, housing)
Education & occupation (IEO)
Decile 81,029.3
Education and occupational skill levels
Source: ABS SEIFA 2021. See methodology.
Willunga South on the map
OpenStreetMap outline for Willunga South, SA.
Map data © OpenStreetMap contributors. Boundary matching is approximate.
Willunga South people
- Population
- 470
- Median age
- 48
- Born overseas
- 17.7%
- Average household size
- 2.7
Total usual residents (Census 2021)
Median age of residents in years
Percentage born outside Australia
Average number of people per household
Willunga South income
- Median household income
- $1,983/wk
- Median personal income
- $776/wk
Median total weekly household income
Median total weekly personal income
Willunga South housing
- Median rent
- $275/wk
- Median mortgage repayment
- $1,733/mo
- Separate houses
- 88.4%
- Flats & apartments
- 0%
- Owned outright
- 38.4%
- Mortgaged
- 47.1%
- Rented
- 7%
- Unoccupied dwellings
- 8.7%
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
Willunga South work
- Employment to population
- 62.1%
- Unemployment rate
- 1.2%
- Year 12 or above
- 58.2%
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 5172)
Compare Willunga South with nearby suburbs
Willunga South in numbers
Willunga South had 470 residents at the 2021 Census. The median age is 48, 14% above the typical SA suburb. The average household has 2.7 people. 17.7% of residents were born overseas.
Among occupied homes, 38.4% own their home outright, 47.1% are paying a mortgage, 7% rent. Separate houses make up 88.4% of dwellings, with 0% in flats or apartments. Median rent was $275/wk, 11% below the typical SA suburb.
Median household income was $1,983/wk, 30% above the typical SA suburb. On the ABS SEIFA index of relative socio-economic disadvantage it sits in decile 9 nationally (1 is most disadvantaged, 10 least).
Between the 2016 and 2021 Censuses the population grew 14.6% (from 410 to 470). Median rent moved from $290/wk to $275/wk (-5.2%).
Willunga South suburb FAQs
- What is the median rent in Willunga South, SA?
- The median weekly rent in Willunga South was $275/wk at the 2021 Census (ABS).
- How many people live in Willunga South, SA?
- Willunga South had 470 residents at the 2021 Census, up 14.6% from 2016.
- What is the median household income in Willunga South?
- Median household income in Willunga South was $1,983/wk at the 2021 Census.
- Do most people rent or own in Willunga South?
- 7% of occupied homes in Willunga South were rented, 38.4% were owned outright and 47.1% were owned with a mortgage.
About this Willunga South suburb profile
Figures are from the ABS Census of Population and Housing 2021 (General Community Profile) for the Suburbs and Localities boundary matching Willunga South. 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