5642, SA · Postcode

Demographics & Identity in 5642, SA

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

A shrinking population of just 234 people now lives in postcode 5642. The area has seen a sharp decline since 2011, losing about 303 residents. While the typical resident is now 42—noticeably older than the national figure—there is still a surprisingly high proportion of children.

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📍 5642, SA, Postcode

Where 5642, SA sits — Total population

234 ▼ -56.4%
  • 1–2: 1 area
  • 2–2: 0 areas
  • 2–4: 0 areas
  • 4–5: 2 areas
  • 5–8: 3 areas
  • 8–12: 2 areas
  • 12–19: 2 areas
  • 19–29: 12 areas
  • 29–44: 19 areas
  • 44–67: 35 areas
  • 67–102: 30 areas
  • 102–155: 70 areas
  • 155–237: 97 areas
  • 237–360: 129 areas
  • 360–549: 158 areas
  • 549–836: 168 areas
  • 836–1,273: 181 areas
  • 1,273–1,938: 179 areas
  • 1,938–2,951: 157 areas
  • 2,951–4,493: 179 areas
  • 4,493–6,842: 176 areas
  • 6,842–10,418: 210 areas
  • 10,418–15,865: 268 areas
  • 15,865–24,158: 254 areas
  • 24,158–36,786: 182 areas
  • 36,786–56,016: 93 areas
  • 56,016–85,299: 28 areas
  • 85,299–129,888: 8 areas

All postcode areas, 2021. The marker is 5642, SA — lower than 90% of areas.

Total population compared with the state and national average
5642, SA234
Cleve 1,742
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The total population shrank by 56% between 2011 and 2021. The typical resident is now 42, which is 7 years older than it was in 2011.

234 ▼ -56.4%

Lower than 90% of postcode areas.

  • 2011: 537
  • 2016: 251
  • 2021: 234

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

42 yrs ▲ +20.0%

Younger than 52% of postcode areas.

  • 2011: 35 yrs
  • 2016: 40 yrs
  • 2021: 42 yrs

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

Age profile

How the population splits across age groups.

Children under 15 make up 20.5% of the population, which is well above the state figure. Seniors aged 65 and over are much less common here than in most areas, though their share rose 7.4 points since 2011.

14.5% ▲ +104.9%

Lower than 77% of postcode areas.

  • 2011: 7.1%
  • 2016: 11.2%
  • 2021: 14.5%

Share of the population aged 65 years and over.

20.5% ▼ -28.6%

Higher than 80% of postcode areas.

  • 2011: 28.7%
  • 2016: 26.7%
  • 2021: 20.5%

Share of the population aged under 15 years.

Age structure

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In 5642, SA, the largest group is Older adults (45–64) at 37%, followed by Children (0–14) (20%) and Young adults (25–44) (16%).

Identity & relationships

First Nations identity and marital status.

No one in this area identifies as Aboriginal or Torres Strait Islander. People in de facto relationships make up 7.4% of the population, which is well below the national figure.

7.4% ▼ -31.0%

Lower than 90% of postcode areas.

  • 2011: 10.7%
  • 2016: 9.0%
  • 2021: 7.4%

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

Marital status

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In 5642, SA, Married is the majority at 53%; Never married is next at 31%.

Age & sex structure

  • 85+: 85+: 0 males; 85+: 0 females
  • 80–84: 80–84: 0 males; 80–84: 0 females
  • 75–79: 75–79: 3 males; 75–79: 0 females
  • 70–74: 70–74: 6 males; 70–74: 4 females
  • 65–69: 65–69: 9 males; 65–69: 5 females
  • 60–64: 60–64: 15 males; 60–64: 7 females
  • 55–59: 55–59: 9 males; 55–59: 6 females
  • 50–54: 50–54: 11 males; 50–54: 11 females
  • 45–49: 45–49: 10 males; 45–49: 17 females
  • 40–44: 40–44: 4 males; 40–44: 8 females
  • 35–39: 35–39: 10 males; 35–39: 10 females
  • 30–34: 30–34: 6 males; 30–34: 4 females
  • 25–29: 25–29: 3 males; 25–29: 4 females
  • 20–24: 20–24: 8 males; 20–24: 0 females
  • 15–19: 15–19: 14 males; 15–19: 7 females
  • 10–14: 10–14: 6 males; 10–14: 20 females
  • 5–9: 5–9: 9 males; 5–9: 5 females
  • 0–4: 0–4: 3 males; 0–4: 6 females

Sources

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

More for 5642, SA

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in 5642, SA [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA5642/5642-sa/topic/demographics-identity