Blackwood · Suburb / Locality

Demographics & Identity in Blackwood

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

Nearly a quarter of residents are aged 65 or over in Blackwood, making it a significantly older community than the national average. With a population of 4,266 people, it is larger than about 88% of similar areas. This creates a demographic where seniors and older adults make up over half of the population.

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📍 Blackwood, Suburb / Locality

Where Blackwood sits — Total population

4,266 ▲ +5.3%
  • 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 Blackwood — higher than 86% of areas.

Total population compared with the state and national average
Blackwood4,266
5051, SA 15,130
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The typical resident is 45, which is noticeably older than the South Australian figure of 41 and the national figure of 38.

4,266 ▲ +5.3%

Higher than 86% of suburb / locality areas.

  • 2011: 4,053
  • 2016: 4,181
  • 2021: 4,266

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

45 yrs ▲ +2.3%

Older than 50% of suburb / locality areas.

  • 2011: 44 yrs
  • 2016: 44 yrs
  • 2021: 45 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 24.1% of the population, which is well above the 17.2% seen across Australia. Children under 15 account for 16.9%, a figure slightly below the national average.

24.1% ▲ +28.4%

Higher than 72% of suburb / locality areas.

  • 2011: 18.8%
  • 2016: 21.9%
  • 2021: 24.1%

Share of the population aged 65 years and over.

16.9% ▲ +9.1%

Lower than 52% of suburb / locality areas.

  • 2011: 15.5%
  • 2016: 16.6%
  • 2021: 16.9%

Share of the population aged under 15 years.

Age structure

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Blackwood splits fairly evenly between Older adults (45–64) (27%) and Seniors (65+) (24%), with Young adults (25–44) at 22%.

Identity & relationships

First Nations identity and marital status.

About 0.8% of people identify as Aboriginal or Torres Strait Islander, which is a little below the national figure. Half of the population are married, while 12.1% are in a de facto relationship.

12.1% ▲ +35.1%

Lower than 51% of suburb / locality areas.

  • 2011: 9.0%
  • 2016: 9.6%
  • 2021: 12.1%

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

Marital status

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In Blackwood, the largest group is Married at 50%, followed by Never married (32%) and Divorced (9%).

Age & sex structure

  • 85+: 85+: 50 males; 85+: 86 females
  • 80–84: 80–84: 62 males; 80–84: 87 females
  • 75–79: 75–79: 108 males; 75–79: 98 females
  • 70–74: 70–74: 127 males; 70–74: 154 females
  • 65–69: 65–69: 127 males; 65–69: 141 females
  • 60–64: 60–64: 127 males; 60–64: 145 females
  • 55–59: 55–59: 117 males; 55–59: 168 females
  • 50–54: 50–54: 138 males; 50–54: 137 females
  • 45–49: 45–49: 149 males; 45–49: 165 females
  • 40–44: 40–44: 135 males; 40–44: 145 females
  • 35–39: 35–39: 121 males; 35–39: 147 females
  • 30–34: 30–34: 106 males; 30–34: 113 females
  • 25–29: 25–29: 89 males; 25–29: 95 females
  • 20–24: 20–24: 107 males; 20–24: 99 females
  • 15–19: 15–19: 116 males; 15–19: 109 females
  • 10–14: 10–14: 119 males; 10–14: 151 females
  • 5–9: 5–9: 125 males; 5–9: 113 females
  • 0–4: 0–4: 106 males; 0–4: 104 females

Sources

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

More for Blackwood

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Blackwood [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL40119/blackwood/topic/demographics-identity