470 ▲ +27.0%
Higher than 64% of suburb / locality areas.
- 2011: 370
- 2016: 410
- 2021: 470
The number of people who usually live in the area, counted on Census night.
Willunga South · Suburb / Locality
Who lives here — how many people, how old they are, and how communities identify.
A typical resident in Willunga South is now 48, making the area far older than the national figure. This shift reflects a population of 470 people where older adults aged 45 to 64 make up the largest group at 36.6%.
All suburb / locality areas, 2021. The marker is Willunga South — higher than 64% of areas.
| Willunga South | 470 |
|---|---|
| 5172, SA | 4,189 |
| South Australia | 1,781,516 |
| Australia | 25,422,788 |
How many people, and the typical age.
The population has grown to 470 people, which is larger than about 67% of similar areas. Residents here are noticeably older than those in South Australia, with a typical age of 48.
470 ▲ +27.0%
Higher than 64% of suburb / locality areas.
The number of people who usually live in the area, counted on Census night.
48 yrs ▲ +9.1%
Older than 62% of suburb / locality areas.
Half the population is older than this age, and half younger.
How the population splits across age groups.
Children under 15 make up 17% of the population, which is about the same as the state average. Seniors aged 65 and over account for 17.4%, a figure that is about the same as the national average.
17.4% ▲ +34.8%
Lower than 56% of suburb / locality areas.
Share of the population aged 65 years and over.
17.0% ▲ +3.5%
Lower than 51% of suburb / locality areas.
Share of the population aged under 15 years.
In Willunga South, the largest group is Older adults (45–64) at 36%, followed by Young adults (25–44) (18%) and Seniors (65+) (17%).
First Nations identity and marital status.
Couples in de facto relationships make up 15.2% of the population, which is well above the national figure of 11.5%. People identifying as Aboriginal or Torres Strait Islander make up 1.7%, which is a little below the Australian average.
1.7% ▲ —
Lower than 52% of suburb / locality areas.
Share of people who identify as Aboriginal and/or Torres Strait Islander.
15.2% ▲ +120.4%
Higher than 72% of suburb / locality areas.
Share of people aged 15+ who are in a de facto marriage (registered marriages excluded).
In Willunga South, Married is the majority at 57%; Never married is next at 29%.
Australian Bureau of Statistics. (2021). Demographics & Identity in Willunga South [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL41612/willunga-south/topic/demographics-identity