5601, SA · Postcode

Demographics & Identity in 5601, SA

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

An exceptionally elderly population marks postcode 5601, where the typical resident is 66 years old. This sparsely populated area has seen its numbers plummet by 47% since 2011, leaving only 88 people living across the region.

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📍 5601, SA, Postcode

Where 5601, SA sits — Total population

88 ▼ -47.0%
  • 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 5601, SA — lower than 96% of areas.

Total population compared with the state and national average
5601, SA88
Whyalla 21,244
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The population has shrank significantly to just 88 people, which is among the smallest for similar areas. Those who remain are far older than the national figure, with the typical age climbing 8 years since 2011.

88 ▼ -47.0%

Lower than 96% of postcode areas.

  • 2011: 166
  • 2016: 469
  • 2021: 88

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

66 yrs ▲ +13.8%

Older than 99% of postcode areas.

  • 2011: 58 yrs
  • 2016: 51 yrs
  • 2021: 66 yrs

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

Age profile

How the population splits across age groups.

Seniors make up 56.8% of the population, a figure far above the 17.2% national average. This shift is mirrored by the total absence of children under 15, which is far below both the state and national figures.

56.8% ▲ +115.7%

Higher than 99% of postcode areas.

  • 2011: 26.3%
  • 2016: 22.2%
  • 2021: 56.8%

Share of the population aged 65 years and over.

0.0% ▼ -100.0%

Lower than 99% of postcode areas.

  • 2011: 9.0%
  • 2016: 15.6%
  • 2021: 0.0%

Share of the population aged under 15 years.

Age structure

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In 5601, SA, Seniors (65+) is the majority at 54%; Older adults (45–64) is next at 40%.

Identity & relationships

First Nations identity and marital status.

No one in the area identifies as Aboriginal or Torres Strait Islander. Most residents are married (67%), while those in de facto relationships (6.7%) are well below the national figure of 11.5%.

0.0% ▼ -100.0%

Lower than 99% of postcode areas.

  • 2011: 1.8%
  • 2016: 3.2%
  • 2021: 0.0%

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

6.7% ▼ -21.5%

Lower than 93% of postcode areas.

  • 2011: 8.5%
  • 2016: 8.6%
  • 2021: 6.7%

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

Marital status

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In 5601, SA, Married is the majority at 71%; Divorced is next at 17%.

Age & sex structure

  • 85+: 85+: 0 males; 85+: 0 females
  • 80–84: 80–84: 3 males; 80–84: 0 females
  • 75–79: 75–79: 6 males; 75–79: 0 females
  • 70–74: 70–74: 13 males; 70–74: 3 females
  • 65–69: 65–69: 7 males; 65–69: 6 females
  • 60–64: 60–64: 8 males; 60–64: 10 females
  • 55–59: 55–59: 9 males; 55–59: 5 females
  • 50–54: 50–54: 0 males; 50–54: 0 females
  • 45–49: 45–49: 0 males; 45–49: 3 females
  • 40–44: 40–44: 5 males; 40–44: 0 females
  • 35–39: 35–39: 0 males; 35–39: 0 females
  • 30–34: 30–34: 0 males; 30–34: 0 females
  • 25–29: 25–29: 0 males; 25–29: 0 females
  • 20–24: 20–24: 0 males; 20–24: 0 females
  • 15–19: 15–19: 0 males; 15–19: 0 females
  • 10–14: 10–14: 0 males; 10–14: 0 females
  • 5–9: 5–9: 0 males; 5–9: 0 females
  • 0–4: 0–4: 0 males; 0–4: 0 females

Sources

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

More for 5601, SA

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in 5601, SA [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA5601/5601-sa/topic/demographics-identity