Rest of SA · Capital City

Demographics & Identity in Rest of SA

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

A typical resident in the Rest of SA is far older than the national average, with the usual age being 47. This regional area is dominated by an ageing population, where nearly one in four people is a senior.

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📍 Rest of SA, Capital City

Where Rest of SA sits — Total population

390,843 —
  • 1–2: 3 areas
  • 2–3: 0 areas
  • 3–5: 0 areas
  • 5–9: 0 areas
  • 9–16: 2 areas
  • 16–28: 1 area
  • 28–48: 1 area
  • 48–83: 0 areas
  • 83–144: 1 area
  • 144–251: 1 area
  • 251–436: 0 areas
  • 436–758: 2 areas
  • 758–1,316: 0 areas
  • 1,316–2,287: 1 area
  • 2,287–3,974: 2 areas
  • 3,974–6,906: 1 area
  • 6,906–11,999: 3 areas
  • 11,999–20,850: 1 area
  • 20,850–36,228: 0 areas
  • 36,228–62,950: 0 areas
  • 62,950–109,382: 1 area
  • 109,382–190,063: 1 area
  • 190,063–330,254: 2 areas
  • 330,254–573,849: 3 areas
  • 573,849–997,120: 0 areas
  • 997,120–1,732,595: 2 areas
  • 1,732,595–3,010,558: 4 areas
  • 3,010,558–5,231,147: 2 areas

All capital city areas, 2021. The marker is Rest of SA — higher than 70% of areas.

Total population compared with the state and national average
Rest of SA390,843
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The population grew by 3.4% since 2016, adding about 12,769 people to reach a total of 390,843. Residents are noticeably older than those in the rest of South Australia.

390,843 —

Higher than 70% of capital city areas.

  • 2016: 378,074
  • 2021: 390,843

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

47 yrs —

Older than 86% of capital city areas.

  • 2016: 45 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 24.9% of the population, which is well above the national figure of 17.2%. This is the highest proportion of seniors among similar areas, while the share of children under 15 has fallen slightly to 16.7%.

24.9% —

Higher than 99% of capital city areas.

  • 2016: 21.9%
  • 2021: 24.9%

Share of the population aged 65 years and over.

16.7% —

Higher than 54% of capital city areas.

  • 2016: 17.7%
  • 2021: 16.7%

Share of the population aged under 15 years.

Age structure

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Rest of SA splits fairly evenly between Older adults (45–64) (27%) and Seniors (65+) (25%), with Young adults (25–44) at 21%.

Identity & relationships

First Nations identity and marital status.

About 4.7% of people identify as Aboriginal and Torres Strait Islander, which is a little above the state and national figures. Nearly half of the population is married, and those in de facto relationships rose to 12.5% since 2016.

12.5% —

Lower than 64% of capital city areas.

  • 2016: 11.4%
  • 2021: 12.5%

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

Marital status

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In Rest of SA, the largest group is Married at 48%, followed by Never married (32%) and Divorced (10%).

Age & sex structure

  • 85+: 85+: 4,492 males; 85+: 6,558 females
  • 80–84: 80–84: 5,811 males; 80–84: 6,318 females
  • 75–79: 75–79: 9,356 males; 75–79: 9,541 females
  • 70–74: 70–74: 13,354 males; 70–74: 13,130 females
  • 65–69: 65–69: 14,601 males; 65–69: 14,156 females
  • 60–64: 60–64: 15,076 males; 60–64: 14,999 females
  • 55–59: 55–59: 14,128 males; 55–59: 14,030 females
  • 50–54: 50–54: 13,229 males; 50–54: 13,063 females
  • 45–49: 45–49: 11,254 males; 45–49: 11,541 females
  • 40–44: 40–44: 10,110 males; 40–44: 10,132 females
  • 35–39: 35–39: 10,557 males; 35–39: 10,678 females
  • 30–34: 30–34: 10,590 males; 30–34: 10,331 females
  • 25–29: 25–29: 10,141 males; 25–29: 9,890 females
  • 20–24: 20–24: 9,450 males; 20–24: 8,451 females
  • 15–19: 15–19: 10,870 males; 15–19: 9,815 females
  • 10–14: 10–14: 12,213 males; 10–14: 11,467 females
  • 5–9: 5–9: 11,325 males; 5–9: 10,844 females
  • 0–4: 0–4: 9,835 males; 0–4: 9,511 females

Sources

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

More for Rest of SA

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Rest of SA [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/gccsa/4RSAU/rest-of-sa/topic/demographics-identity