Willunga · Suburb / Locality

Demographics & Identity in Willunga

Who lives here — how many people, how old they are, and how communities identify.

More than half of the 2,445 people in Willunga are married, reflecting a mature community with a strong focus on family. This area is far older than the national average, with a typical resident aged 47. This lean towards an older population is clear in the high number of seniors living here.

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📍 Willunga, Suburb / Locality

Where Willunga sits — Total population

2,445 ▲ +1.2%
  • 1–1: 689 areas
  • 1–2: 0 areas
  • 2–3: 119 areas
  • 3–5: 108 areas
  • 5–7: 243 areas
  • 7–11: 241 areas
  • 11–16: 514 areas
  • 16–24: 579 areas
  • 24–36: 898 areas
  • 36–53: 1059 areas
  • 53–79: 1168 areas
  • 79–117: 1203 areas
  • 117–174: 1171 areas
  • 174–258: 1010 areas
  • 258–384: 856 areas
  • 384–571: 670 areas
  • 571–850: 616 areas
  • 850–1,263: 567 areas
  • 1,263–1,879: 520 areas
  • 1,879–2,794: 590 areas
  • 2,794–4,154: 679 areas
  • 4,154–6,177: 585 areas
  • 6,177–9,186: 528 areas
  • 9,186–13,659: 405 areas
  • 13,659–20,311: 195 areas
  • 20,311–30,202: 96 areas
  • 30,202–44,910: 33 areas
  • 44,910–66,781: 10 areas

All suburb / locality areas, 2021. The marker is Willunga — higher than 81% of areas.

Total population compared with the state and national average
Willunga2,445
5172, SA 4,189
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The typical person living in Willunga is 47, which is noticeably older than the South Australian figure of 41. With 2,445 residents, the population is larger than about 82% of similar areas.

2,445 ▲ +1.2%

Higher than 81% of suburb / locality areas.

  • 2011: 2,416
  • 2016: 2,308
  • 2021: 2,445

The number of people who usually live in the area, counted on Census night.

47 yrs ▲ +9.3%

Older than 57% of suburb / locality areas.

  • 2011: 43 yrs
  • 2016: 44 yrs
  • 2021: 47 yrs

Half the population is older than this age, and half younger.

Age profile

How the population splits across age groups.

Seniors aged 65 and over make up 23.2% of the population, which is well above the national figure of 17.2%. Children under 15 account for 18.0%, a rate that is about the same as the Australian average.

23.2% ▲ +41.4%

Higher than 69% of suburb / locality areas.

  • 2011: 16.4%
  • 2016: 19.3%
  • 2021: 23.2%

Share of the population aged 65 years and over.

18.0% ▼ -12.2%

Higher than 57% of suburb / locality areas.

  • 2011: 20.5%
  • 2016: 19.5%
  • 2021: 18.0%

Share of the population aged under 15 years.

Age structure

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In Willunga, the largest group is Older adults (45–64) at 31%, followed by Seniors (65+) (23%) and Young adults (25–44) (18%).

Identity & relationships

First Nations identity and marital status.

A little more than 13.7% of residents are in a de facto relationship, which is a little above the national figure of 11.5%. People of Aboriginal and Torres Strait Islander descent make up 1.1% of the population, slightly below the state and national rates.

1.1% ▲ +6.7%

Lower than 59% of suburb / locality areas.

  • 2011: 1.0%
  • 2016: 0.5%
  • 2021: 1.1%

Share of people who identify as Aboriginal and/or Torres Strait Islander.

13.7% ▲ +54.3%

Higher than 62% of suburb / locality areas.

  • 2011: 8.9%
  • 2016: 11.6%
  • 2021: 13.7%

Share of people aged 15+ who are in a de facto marriage (registered marriages excluded).

Marital status

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In Willunga, Married is the majority at 55%; Never married is next at 28%.

Age & sex structure

  • 85+: 85+: 22 males; 85+: 16 females
  • 80–84: 80–84: 34 males; 80–84: 41 females
  • 75–79: 75–79: 48 males; 75–79: 51 females
  • 70–74: 70–74: 75 males; 70–74: 85 females
  • 65–69: 65–69: 92 males; 65–69: 101 females
  • 60–64: 60–64: 89 males; 60–64: 91 females
  • 55–59: 55–59: 96 males; 55–59: 88 females
  • 50–54: 50–54: 91 males; 50–54: 96 females
  • 45–49: 45–49: 91 males; 45–49: 94 females
  • 40–44: 40–44: 68 males; 40–44: 95 females
  • 35–39: 35–39: 65 males; 35–39: 62 females
  • 30–34: 30–34: 36 males; 30–34: 48 females
  • 25–29: 25–29: 41 males; 25–29: 41 females
  • 20–24: 20–24: 59 males; 20–24: 41 females
  • 15–19: 15–19: 67 males; 15–19: 66 females
  • 10–14: 10–14: 92 males; 10–14: 79 females
  • 5–9: 5–9: 92 males; 5–9: 79 females
  • 0–4: 0–4: 47 males; 0–4: 49 females

Sources

  • Census of Population and Housing — Australian Bureau of Statistics, 2021 (CC BY 4.0).

More for Willunga

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Willunga [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL41610/willunga/topic/demographics-identity