Iron Knob · Suburb / Locality

Demographics & Identity in Iron Knob

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

A typical resident in Iron Knob is 57, making the area far older than the national average. With a small population of 110 people, the community is heavily weighted towards older adults and seniors.

Open map →
📍 Iron Knob, Suburb / Locality

Where Iron Knob sits — Total population

110 ▼ -33.7%
  • 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 Iron Knob — lower than 57% of areas.

Total population compared with the state and national average
Iron Knob110
5611, SA 125
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The population is far older than the rest of the country, with a typical age of 57 compared to the national figure of 38.

110 ▼ -33.7%

Lower than 57% of suburb / locality areas.

  • 2011: 166
  • 2016: 144
  • 2021: 110

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

57 yrs ▼ -1.7%

Older than 89% of suburb / locality areas.

  • 2011: 58 yrs
  • 2016: 59 yrs
  • 2021: 57 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 30.9% of the population, which is far above the national figure. This helps explain why children under 15 are much less common here at just 10.9%.

30.9% ▲ +14.7%

Higher than 87% of suburb / locality areas.

  • 2011: 26.9%
  • 2016: 38.9%
  • 2021: 30.9%

Share of the population aged 65 years and over.

10.9% ▲ +21.5%

Lower than 81% of suburb / locality areas.

  • 2011: 9.0%
  • 2016: 12.5%
  • 2021: 10.9%

Share of the population aged under 15 years.

Age structure

View on map →

In Iron Knob, the largest group is Older adults (45–64) at 41%, followed by Seniors (65+) (34%) and Children (0–14) (12%).

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 6.4% of the population, which is well above the state and national figures. Those in de facto relationships are much less common here than in most other areas.

6.4% ▲ +252.1%

Higher than 79% of suburb / locality areas.

  • 2011: 1.8%
  • 2016: 7.6%
  • 2021: 6.4%

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

6.6% ▼ -22.5%

Lower than 85% of suburb / locality areas.

  • 2011: 8.5%
  • 2016: 10.3%
  • 2021: 6.6%

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

Marital status

View on map →

In Iron Knob, the largest group is Never married at 33%, followed by Married (27%) and Divorced (16%).

Age & sex structure

  • 85+: 85+: 0 males; 85+: 0 females
  • 80–84: 80–84: 4 males; 80–84: 0 females
  • 75–79: 75–79: 5 males; 75–79: 5 females
  • 70–74: 70–74: 4 males; 70–74: 12 females
  • 65–69: 65–69: 8 males; 65–69: 8 females
  • 60–64: 60–64: 4 males; 60–64: 8 females
  • 55–59: 55–59: 0 males; 55–59: 3 females
  • 50–54: 50–54: 4 males; 50–54: 8 females
  • 45–49: 45–49: 3 males; 45–49: 4 females
  • 40–44: 40–44: 0 males; 40–44: 3 females
  • 35–39: 35–39: 5 males; 35–39: 0 females
  • 30–34: 30–34: 0 males; 30–34: 0 females
  • 25–29: 25–29: 0 males; 25–29: 3 females
  • 20–24: 20–24: 0 males; 20–24: 0 females
  • 15–19: 15–19: 0 males; 15–19: 4 females
  • 10–14: 10–14: 0 males; 10–14: 0 females
  • 5–9: 5–9: 3 males; 5–9: 6 females
  • 0–4: 0–4: 4 males; 0–4: 0 females

Sources

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

More for Iron Knob

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Iron Knob [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL40627/iron-knob/topic/demographics-identity