Greater Adelaide · Capital City

Demographics & Identity in Greater Adelaide

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

A slightly older population than the national average marks Greater Adelaide, where the typical resident is 39. The region has seen steady growth, adding about 91,576 people since 2016 to reach a total population of 1,387,290.

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📍 Greater Adelaide, Capital City

Where Greater Adelaide sits — Total population

1,387,290
  • 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 Greater Adelaide — higher than 79% of areas.

Total population compared with the state and national average
Greater Adelaide1,387,290
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The total population grew by 7.1% since 2016, which is much higher than most similar areas. The typical person here is 39, a figure that has barely changed over the last five years.

1,387,290

Higher than 79% of capital city areas.

  • 2016: 1,295,714
  • 2021: 1,387,290

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

39 yrs

Younger than 60% of capital city areas.

  • 2016: 39 yrs
  • 2021: 39 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 18.6% of the population, which is a little above the national figure and represents a rise of 1.4 percentage points since 2016. Children under 15 account for 17.1%, which is a little below the Australian average.

18.6%

Higher than 77% of capital city areas.

  • 2016: 17.2%
  • 2021: 18.6%

Share of the population aged 65 years and over.

17.1%

Higher than 56% of capital city areas.

  • 2016: 17.4%
  • 2021: 17.1%

Share of the population aged under 15 years.

Age structure

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Greater Adelaide splits fairly evenly between Young adults (25–44) (27%) and Older adults (45–64) (25%), with Seniors (65+) at 19%.

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 1.7% of the population, which is much lower than most similar areas. Those in de facto relationships account for 10.9%, a figure that is about the same as the state and national levels.

10.9%

Lower than 87% of capital city areas.

  • 2016: 9.9%
  • 2021: 10.9%

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

Marital status

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In Greater Adelaide, the largest group is Married at 46%, followed by Never married (36%) and Divorced (9%).

Age & sex structure

  • 85+: 85+: 13,725 males; 85+: 22,533 females
  • 80–84: 80–84: 14,579 males; 80–84: 18,937 females
  • 75–79: 75–79: 22,150 males; 75–79: 25,896 females
  • 70–74: 70–74: 31,552 males; 70–74: 35,856 females
  • 65–69: 65–69: 34,533 males; 65–69: 38,801 females
  • 60–64: 60–64: 39,480 males; 60–64: 43,024 females
  • 55–59: 55–59: 41,765 males; 55–59: 44,139 females
  • 50–54: 50–54: 43,389 males; 50–54: 44,995 females
  • 45–49: 45–49: 42,847 males; 45–49: 43,833 females
  • 40–44: 40–44: 43,080 males; 40–44: 44,106 females
  • 35–39: 35–39: 47,838 males; 35–39: 49,624 females
  • 30–34: 30–34: 47,559 males; 30–34: 49,299 females
  • 25–29: 25–29: 49,054 males; 25–29: 47,798 females
  • 20–24: 20–24: 46,599 males; 20–24: 44,468 females
  • 15–19: 15–19: 40,172 males; 15–19: 38,114 females
  • 10–14: 10–14: 41,658 males; 10–14: 39,695 females
  • 5–9: 5–9: 41,903 males; 5–9: 39,532 females
  • 0–4: 0–4: 38,441 males; 0–4: 36,305 females

Sources

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

More for Greater Adelaide

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Greater Adelaide [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/gccsa/4GADE/greater-adelaide/topic/demographics-identity