5455, SA · Postcode

Demographics & Identity in 5455, SA

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

Zero residents aged 65 and over live in postcode 5455, making it one of the youngest-leaning areas in the region. This sparsely populated place has seen its total population shrink by 28% since 2016 to just 42 people.

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📍 5455, SA, Postcode

Where 5455, SA sits — Total population

42
  • 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 5455, SA — lower than 98% of areas.

Total population compared with the state and national average
5455, SA42
Clare and Gilbert Valleys 9,187
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The total population is only 42 people, among the smallest at this level. The typical resident is 38, which is noticeably younger than the South Australian figure of 41.

42

Lower than 98% of postcode areas.

  • 2016: 58
  • 2021: 42

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

38 yrs

Younger than 76% of postcode areas.

  • 2016: 32 yrs
  • 2021: 38 yrs

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

Age profile

How the population splits across age groups.

While 16.7% of residents are children, the proportion of those under 15 has fallen 11 points since 2016. No one in the area is aged 65 or over, a figure far below the national average of 17.2%.

0.0%

Lower than 99% of postcode areas.

  • 2016: 5.2%
  • 2021: 0.0%

Share of the population aged 65 years and over.

16.7%

Lower than 58% of postcode areas.

  • 2016: 27.6%
  • 2021: 16.7%

Share of the population aged under 15 years.

Age structure

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5455, SA splits fairly evenly between Young adults (25–44) (40%) and Older adults (45–64) (35%), with Children (0–14) at 18%.

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 7.1% of the population, which is well above the national figure of 3.2%. Relationships are often informal, with 18.8% of residents in a de facto partnership, a rate well above the state average.

18.8%

Higher than 90% of postcode areas.

  • 2016: 20.0%
  • 2021: 18.8%

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

Marital status

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In 5455, SA, the largest group is Married at 50%, followed by Never married (42%) and Divorced (8%).

Age & sex structure

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

Sources

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

More for 5455, SA

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in 5455, SA [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA5455/5455-sa/topic/demographics-identity