Leigh Creek · Urban Centre

Demographics & Identity in Leigh Creek

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

A sharp population drop has changed daily life in Leigh Creek, which now has only 91 residents. The community has grown much more diverse and shifted toward different family structures, with a significant increase in the proportion of Aboriginal and Torres Strait Islander people.

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📍 Leigh Creek, Urban Centre

Where Leigh Creek sits — Total population

91 ▼ -78.9%
  • 1–2: 3 areas
  • 2–3: 0 areas
  • 3–5: 0 areas
  • 5–9: 0 areas
  • 9–16: 2 areas
  • 16–27: 1 area
  • 27–47: 2 areas
  • 47–81: 2 areas
  • 81–139: 14 areas
  • 139–241: 145 areas
  • 241–418: 340 areas
  • 418–723: 351 areas
  • 723–1,252: 304 areas
  • 1,252–2,168: 191 areas
  • 2,168–3,752: 181 areas
  • 3,752–6,495: 107 areas
  • 6,495–11,242: 69 areas
  • 11,242–19,459: 44 areas
  • 19,459–33,683: 31 areas
  • 33,683–58,304: 17 areas
  • 58,304–100,921: 8 areas
  • 100,921–174,689: 8 areas
  • 174,689–302,378: 4 areas
  • 302,378–523,401: 5 areas
  • 523,401–905,982: 2 areas
  • 905,982–1,568,210: 1 area
  • 1,568,210–2,714,494: 2 areas
  • 2,714,494–4,698,656: 2 areas

All urban centre areas, 2021. The marker is Leigh Creek — lower than 95% of areas.

Total population compared with the state and national average
Leigh Creek91
5731, SA 234
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The population has shrunk by 79% since 2011, losing about 341 people. The typical resident is now 40, which is 4 years older than the typical person living here in 2011.

91 ▼ -78.9%

Lower than 95% of urban centre areas.

  • 2011: 432
  • 2016: 220
  • 2021: 91

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

40 yrs ▲ +11.1%

Younger than 68% of urban centre areas.

  • 2011: 36 yrs
  • 2016: 30 yrs
  • 2021: 40 yrs

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

Age profile

How the population splits across age groups.

Children under 15 make up only 8.8% of the population, which is well below the national figure of 18.2%. Seniors aged 65 and over are also far below the national average at just 3.3%.

3.3% ▼ -66.8%

Lower than 99% of urban centre areas.

  • 2011: 9.9%
  • 2016: 1.8%
  • 2021: 3.3%

Share of the population aged 65 years and over.

8.8% ▼ -59.5%

Lower than 94% of urban centre areas.

  • 2011: 21.7%
  • 2016: 16.8%
  • 2021: 8.8%

Share of the population aged under 15 years.

Age structure

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In Leigh Creek, the largest group is Young adults (25–44) at 38%, followed by Older adults (45–64) (33%) and Youth (15–24) (14%).

Identity & relationships

First Nations identity and marital status.

About 22% of residents identify as Aboriginal and Torres Strait Islander, a figure far above the state and national averages. This shift is mirrored in relationship trends, with 41.7% of people in de facto relationships, which is far above the 11.5% seen across Australia.

41.7% ▲ +282.1%

Higher than 99% of urban centre areas.

  • 2011: 10.9%
  • 2016: 11.6%
  • 2021: 41.7%

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

Marital status

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In Leigh Creek, the largest group is Never married at 49%, followed by Married (28%) and Divorced (14%).

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: 8 males; 60–64: 8 females
  • 55–59: 55–59: 7 males; 55–59: 9 females
  • 50–54: 50–54: 5 males; 50–54: 4 females
  • 45–49: 45–49: 0 males; 45–49: 0 females
  • 40–44: 40–44: 6 males; 40–44: 3 females
  • 35–39: 35–39: 0 males; 35–39: 0 females
  • 30–34: 30–34: 9 males; 30–34: 5 females
  • 25–29: 25–29: 5 males; 25–29: 6 females
  • 20–24: 20–24: 3 males; 20–24: 4 females
  • 15–19: 15–19: 0 males; 15–19: 0 females
  • 10–14: 10–14: 4 males; 10–14: 0 females
  • 5–9: 5–9: 3 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 Leigh Creek

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Leigh Creek [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/ucl/UCL422027/leigh-creek/topic/demographics-identity