Wallaroo · Statistical Area 2 (SA2)

Demographics & Identity in Wallaroo

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

A typical resident in Wallaroo is 56 years old, which is far older than the national figure of 38. This creates a distinct age gap for the area, where over a third of the population are seniors. While the total population grew by 20% since 2011 to 4,426 people, the community continues to age rapidly.

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📍 Wallaroo, Statistical Area 2 (SA2)

Where Wallaroo sits — Total population

4,426 ▲ +20.5%
  • 1–1: 40 areas
  • 1–2: 0 areas
  • 2–3: 0 areas
  • 3–4: 12 areas
  • 4–6: 6 areas
  • 6–9: 9 areas
  • 9–13: 10 areas
  • 13–19: 7 areas
  • 19–27: 17 areas
  • 27–39: 6 areas
  • 39–56: 5 areas
  • 56–81: 4 areas
  • 81–116: 1 area
  • 116–168: 5 areas
  • 168–242: 3 areas
  • 242–349: 4 areas
  • 349–503: 2 areas
  • 503–725: 9 areas
  • 725–1,045: 3 areas
  • 1,045–1,506: 5 areas
  • 1,506–2,171: 31 areas
  • 2,171–3,130: 83 areas
  • 3,130–4,513: 217 areas
  • 4,513–6,507: 318 areas
  • 6,507–9,382: 402 areas
  • 9,382–13,526: 546 areas
  • 13,526–19,501: 496 areas
  • 19,501–28,116: 231 areas

All statistical area 2 (sa2) areas, 2021. The marker is Wallaroo — lower than 81% of areas.

Total population compared with the state and national average
Wallaroo4,426
5556, SA 4,426
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The population has grown by about 752 people since 2011. The typical age of residents is now 56, which is among the highest for similar areas and 18 years older than the Australian average.

4,426 ▲ +20.5%

Lower than 81% of statistical area 2 (sa2) areas.

  • 2011: 3,674
  • 2016: 4,039
  • 2021: 4,426

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

56 yrs ▲ +12.0%

Older than 99% of statistical area 2 (sa2) areas.

  • 2011: 50 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 34.4% of the population, a figure far above the national average. This helps explain why children under 15 are much lower than most areas at just 12.9%.

34.4% ▲ +33.1%

Higher than 99% of statistical area 2 (sa2) areas.

  • 2011: 25.8%
  • 2016: 30.3%
  • 2021: 34.4%

Share of the population aged 65 years and over.

12.9% ▼ -11.1%

Lower than 88% of statistical area 2 (sa2) areas.

  • 2011: 14.5%
  • 2016: 13.9%
  • 2021: 12.9%

Share of the population aged under 15 years.

Age structure

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Wallaroo splits fairly evenly between Seniors (65+) (34%) and Older adults (45–64) (30%), with Young adults (25–44) at 16%.

Identity & relationships

First Nations identity and marital status.

About 2.7% of the population are Aboriginal and Torres Strait Islander people, which is about the same as the state and national figures. Nearly half of the residents are married, while 11.7% are in a de facto relationship.

2.7% ▲ +8.6%

Higher than 58% of statistical area 2 (sa2) areas.

  • 2011: 2.5%
  • 2016: 1.9%
  • 2021: 2.7%

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

11.7% ▲ +8.1%

Lower than 55% of statistical area 2 (sa2) areas.

  • 2011: 10.8%
  • 2016: 11.3%
  • 2021: 11.7%

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

Marital status

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In Wallaroo, the largest group is Married at 49%, followed by Never married (27%) and Divorced (13%).

Age & sex structure

  • 85+: 85+: 54 males; 85+: 87 females
  • 80–84: 80–84: 88 males; 80–84: 99 females
  • 75–79: 75–79: 168 males; 75–79: 139 females
  • 70–74: 70–74: 204 males; 70–74: 230 females
  • 65–69: 65–69: 227 males; 65–69: 219 females
  • 60–64: 60–64: 225 males; 60–64: 232 females
  • 55–59: 55–59: 184 males; 55–59: 180 females
  • 50–54: 50–54: 143 males; 50–54: 145 females
  • 45–49: 45–49: 95 males; 45–49: 113 females
  • 40–44: 40–44: 104 males; 40–44: 92 females
  • 35–39: 35–39: 95 males; 35–39: 115 females
  • 30–34: 30–34: 77 males; 30–34: 88 females
  • 25–29: 25–29: 66 males; 25–29: 76 females
  • 20–24: 20–24: 87 males; 20–24: 69 females
  • 15–19: 15–19: 93 males; 15–19: 67 females
  • 10–14: 10–14: 109 males; 10–14: 85 females
  • 5–9: 5–9: 105 males; 5–9: 87 females
  • 0–4: 0–4: 102 males; 0–4: 81 females

Sources

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

More for Wallaroo

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Wallaroo [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/405041126/wallaroo/topic/demographics-identity