Orroroo · Suburb / Locality

Demographics & Identity in Orroroo

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

A far older population than most defines daily life in Orroroo, where the typical resident is 54. This age gap is striking compared to the national figure, with a population of 578 people and a very high proportion of seniors.

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📍 Orroroo, Suburb / Locality

Where Orroroo sits — Total population

578 ▲ +7.0%
  • 1–1: 689 areas
  • 1–2: 0 areas
  • 2–3: 119 areas
  • 3–5: 108 areas
  • 5–7: 243 areas
  • 7–11: 241 areas
  • 11–16: 514 areas
  • 16–24: 579 areas
  • 24–36: 898 areas
  • 36–53: 1059 areas
  • 53–79: 1168 areas
  • 79–117: 1203 areas
  • 117–174: 1171 areas
  • 174–258: 1010 areas
  • 258–384: 856 areas
  • 384–571: 670 areas
  • 571–850: 616 areas
  • 850–1,263: 567 areas
  • 1,263–1,879: 520 areas
  • 1,879–2,794: 590 areas
  • 2,794–4,154: 679 areas
  • 4,154–6,177: 585 areas
  • 6,177–9,186: 528 areas
  • 9,186–13,659: 405 areas
  • 13,659–20,311: 195 areas
  • 20,311–30,202: 96 areas
  • 30,202–44,910: 33 areas
  • 44,910–66,781: 10 areas

All suburb / locality areas, 2021. The marker is Orroroo — higher than 67% of areas.

Total population compared with the state and national average
Orroroo578
5431, SA 857
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The typical resident here is 54, which is far older than the state average of 41 and the national figure of 38.

578 ▲ +7.0%

Higher than 67% of suburb / locality areas.

  • 2011: 540
  • 2016: 610
  • 2021: 578

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

54 yrs ▲ +12.5%

Older than 83% of suburb / locality areas.

  • 2011: 48 yrs
  • 2016: 52 yrs
  • 2021: 54 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 30.1% of the population, a figure far above the Australian average of 17.2%. This contributes to the area having fewer children under 15 than most other places.

30.1% ▲ +17.2%

Higher than 86% of suburb / locality areas.

  • 2011: 25.7%
  • 2016: 30.0%
  • 2021: 30.1%

Share of the population aged 65 years and over.

14.9% ▼ -3.0%

Lower than 65% of suburb / locality areas.

  • 2011: 15.3%
  • 2016: 17.9%
  • 2021: 14.9%

Share of the population aged under 15 years.

Age structure

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Orroroo splits fairly evenly between Seniors (65+) (31%) and Older adults (45–64) (27%), with Young adults (25–44) at 19%.

Identity & relationships

First Nations identity and marital status.

Marriage is the most common relationship status at 48.5%, while the proportion of people in de facto relationships is well below the national figure. About 0.7% of residents identify as Aboriginal or Torres Strait Islander, which is a little below the state and national figures.

0.7% ▼ -76.6%

Lower than 63% of suburb / locality areas.

  • 2011: 3.0%
  • 2016: 0.7%
  • 2021: 0.7%

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

7.7% ▲ +14.8%

Lower than 80% of suburb / locality areas.

  • 2011: 6.7%
  • 2016: 6.7%
  • 2021: 7.7%

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

Marital status

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In Orroroo, the largest group is Married at 48%, followed by Never married (26%) and Widowed (15%).

Age & sex structure

  • 85+: 85+: 8 males; 85+: 32 females
  • 80–84: 80–84: 11 males; 80–84: 14 females
  • 75–79: 75–79: 11 males; 75–79: 15 females
  • 70–74: 70–74: 20 males; 70–74: 20 females
  • 65–69: 65–69: 25 males; 65–69: 27 females
  • 60–64: 60–64: 26 males; 60–64: 21 females
  • 55–59: 55–59: 26 males; 55–59: 29 females
  • 50–54: 50–54: 15 males; 50–54: 14 females
  • 45–49: 45–49: 15 males; 45–49: 15 females
  • 40–44: 40–44: 7 males; 40–44: 15 females
  • 35–39: 35–39: 6 males; 35–39: 18 females
  • 30–34: 30–34: 9 males; 30–34: 12 females
  • 25–29: 25–29: 11 males; 25–29: 19 females
  • 20–24: 20–24: 12 males; 20–24: 0 females
  • 15–19: 15–19: 20 males; 15–19: 19 females
  • 10–14: 10–14: 22 males; 10–14: 14 females
  • 5–9: 5–9: 15 males; 5–9: 14 females
  • 0–4: 0–4: 11 males; 0–4: 13 females

Sources

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

More for Orroroo

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Orroroo [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL41079/orroroo/topic/demographics-identity