5256, SA · Postcode

Demographics & Identity in 5256, SA

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

A 38% population increase since 2011 has seen postcode 5256 become significantly older, with the typical resident now aged 56. This area is far older than the national figure, with a heavy concentration of seniors and older adults.

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📍 5256, SA, Postcode

Where 5256, SA sits — Total population

1,547 ▲ +37.5%
  • 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 5256, SA — lower than 64% of areas.

Total population compared with the state and national average
5256, SA1,547
Alexandrina 28,730
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The total population grew to 1,547 people by 2021. This is a smaller community than about 62% of similar areas, and residents have aged by 5 years over the last decade.

1,547 ▲ +37.5%

Lower than 64% of postcode areas.

  • 2011: 1,125
  • 2016: 1,355
  • 2021: 1,547

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

56 yrs ▲ +9.8%

Older than 94% of postcode areas.

  • 2011: 51 yrs
  • 2016: 53 yrs
  • 2021: 56 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 32.9% of the population, a figure far above the national average. This shift is linked to a drop in children under 15, who now make up only 10.9% of the area.

32.9% ▲ +52.2%

Higher than 93% of postcode areas.

  • 2011: 21.6%
  • 2016: 28.3%
  • 2021: 32.9%

Share of the population aged 65 years and over.

10.9% ▼ -21.8%

Lower than 90% of postcode areas.

  • 2011: 14.0%
  • 2016: 13.4%
  • 2021: 10.9%

Share of the population aged under 15 years.

Age structure

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5256, SA splits fairly evenly between Older adults (45–64) (34%) and Seniors (65+) (33%), with Young adults (25–44) at 16%.

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 2.9% of the population, which is higher than most areas. De facto relationships have also become more common, rising to 14.1% since 2011.

14.1% ▲ +25.8%

Higher than 69% of postcode areas.

  • 2011: 11.2%
  • 2016: 11.5%
  • 2021: 14.1%

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

Marital status

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In 5256, SA, the largest group is Married at 46%, followed by Never married (26%) and Divorced (17%).

Age & sex structure

  • 85+: 85+: 15 males; 85+: 16 females
  • 80–84: 80–84: 17 males; 80–84: 17 females
  • 75–79: 75–79: 56 males; 75–79: 24 females
  • 70–74: 70–74: 98 males; 70–74: 77 females
  • 65–69: 65–69: 93 males; 65–69: 93 females
  • 60–64: 60–64: 85 males; 60–64: 80 females
  • 55–59: 55–59: 84 males; 55–59: 85 females
  • 50–54: 50–54: 51 males; 50–54: 56 females
  • 45–49: 45–49: 43 males; 45–49: 48 females
  • 40–44: 40–44: 31 males; 40–44: 15 females
  • 35–39: 35–39: 33 males; 35–39: 34 females
  • 30–34: 30–34: 39 males; 30–34: 32 females
  • 25–29: 25–29: 28 males; 25–29: 21 females
  • 20–24: 20–24: 19 males; 20–24: 20 females
  • 15–19: 15–19: 37 males; 15–19: 30 females
  • 10–14: 10–14: 28 males; 10–14: 30 females
  • 5–9: 5–9: 36 males; 5–9: 31 females
  • 0–4: 0–4: 19 males; 0–4: 25 females

Sources

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

More for 5256, SA

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in 5256, SA [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA5256/5256-sa/topic/demographics-identity