Suburb profile · ABS Census 2021
Port Willunga suburb profile
Port Willunga, SA · Postcode 5173
This Port Willunga suburb profile summarises official Australian Bureau of Statistics Census 2021 data for Port Willunga, SA (postcode 5173). 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 Port Willunga with nearby suburbs.
Port Willunga at a glance
Population
1,785
Median rent
$328/wk
Household income
$1,313/wk
Median age
44
Port Willunga 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
+6.7% over 10 years
Population
1,785
was 1,637 in 2016
+148 · +9%
Median rent
$328/wk
was $280/wk in 2016
+$48 · +17.1%
Household income
$1,313/wk
was $1,009/wk in 2016
+$304 · +30.1%
Median age
44
was 43 in 2016
+1 · +2.3%
Dig deeper: Port Willunga population growth · Port Willunga then and now
Port Willunga vs nearby & Greater Adelaide
Median Census 2021 figures for Port Willunga, nearby suburbs (8), and the Adelaide metro median (suburbs with 1,000+ people).
Rent
+0.6% vs area
- Port Willunga$328/wk
- Nearby$324/wk
- Adelaide$326/wk
Household income
-18.3% vs area
- Port Willunga$1,313/wk
- Nearby$1,402/wk
- Adelaide$1,607/wk
Median age
+10% vs area
- Port Willunga44
- Nearby43.5
- Adelaide40
Personal income
-13.6% vs area
- Port Willunga$690/wk
- Nearby$703/wk
- Adelaide$799/wk
Nearby uses the same postcode first, then larger suburbs in SA. See Adelaide rankings.
Socio-economic profile
How Port Willunga compares to other Australian suburbs on income, education and occupation — from official ABS SEIFA 2021 data.
Port Willunga sits below average for socio-economic advantage compared with suburbs Australia-wide. It shows limited economic resources.
Relative disadvantage (IRSD)
Decile 3963
Lower score / decile = more relative disadvantage
Advantage & disadvantage (IRSAD)
Decile 3931.6
Higher score / decile = more relative advantage
Economic resources (IER)
Decile 3971.3
Access to economic resources (income, housing)
Education & occupation (IEO)
Decile 4954.5
Education and occupational skill levels
Source: ABS SEIFA 2021. See methodology.
Port Willunga on the map
OpenStreetMap outline for Port Willunga, SA.
Map data © OpenStreetMap contributors. Boundary matching is approximate.
Port Willunga people
- Population
- 1,785
- Median age
- 44
- Born overseas
- 15.2%
- 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
Port Willunga income
- Median household income
- $1,313/wk
- Median personal income
- $690/wk
Median total weekly household income
Median total weekly personal income
Port Willunga housing
- Median rent
- $328/wk
- Median mortgage repayment
- $1,300/mo
- Separate houses
- 67.7%
- Flats & apartments
- 0.7%
- Owned outright
- 26.8%
- Mortgaged
- 26.5%
- Rented
- 16.4%
- Unoccupied dwellings
- 29.3%
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
Port Willunga work
- Employment to population
- 53.7%
- Unemployment rate
- 6.2%
- Year 12 or above
- 53.1%
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 5173)
Compare Port Willunga with nearby suburbs
Port Willunga in numbers
Port Willunga had 1,785 residents at the 2021 Census, making it the 317th most populous suburb or locality in SA out of 1,624. The median age is 44, 5% above the typical SA suburb. The average household has 2.3 people. 15.2% of residents were born overseas.
Among occupied homes, 26.8% own their home outright, 26.5% are paying a mortgage, 16.4% rent. Separate houses make up 67.7% of dwellings, with 0.7% in flats or apartments. Median rent was $328/wk, 6% above the typical SA suburb.
Median household income was $1,313/wk, 14% below the typical SA suburb. The unemployment rate on Census night was 6.2%. 53.1% of adults had completed Year 12 or above. On the ABS SEIFA index of relative socio-economic disadvantage it sits in decile 3 nationally (1 is most disadvantaged, 10 least).
Between the 2016 and 2021 Censuses the population grew 9% (from 1,637 to 1,785). Median rent moved from $280/wk to $328/wk (+17.1%).
Port Willunga suburb FAQs
- What is the median rent in Port Willunga, SA?
- The median weekly rent in Port Willunga was $328/wk at the 2021 Census (ABS).
- How many people live in Port Willunga, SA?
- Port Willunga had 1,785 residents at the 2021 Census, up 9% from 2016.
- What is the median household income in Port Willunga?
- Median household income in Port Willunga was $1,313/wk at the 2021 Census.
- Do most people rent or own in Port Willunga?
- 16.4% of occupied homes in Port Willunga were rented, 26.8% were owned outright and 26.5% were owned with a mortgage.
About this Port Willunga suburb profile
Figures are from the ABS Census of Population and Housing 2021 (General Community Profile) for the Suburbs and Localities boundary matching Port Willunga. 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