Hillier · Suburb / Locality

Demographics & Identity in Hillier

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

A typical resident in Hillier is 67 years old, making this one of the oldest areas in the region. With a total population of 814 people, the community is heavily weighted toward seniors, who make up more than half of all residents.

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📍 Hillier, Suburb / Locality

Where Hillier sits — Total population

814 ▲ +2.3%
  • 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 Hillier — higher than 72% of areas.

Total population compared with the state and national average
Hillier814
5116, SA 10,731
South Australia 1,781,516
Australia 25,422,788

Population

How many people, and the typical age.

The typical age of 67 is far older than the national figure of 38. Hillier is larger than about 72% of similar areas.

814 ▲ +2.3%

Higher than 72% of suburb / locality areas.

  • 2011: 796
  • 2016: 709
  • 2021: 814

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

67 yrs ▲ +8.1%

Older than 99% of suburb / locality areas.

  • 2011: 62 yrs
  • 2016: 68 yrs
  • 2021: 67 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 55.8% of the population, which is far above the 17.2% national figure. This helps explain why children under 15 are much less common here, at only 10.2%.

55.8% ▲ +19.3%

Higher than 99% of suburb / locality areas.

  • 2011: 46.7%
  • 2016: 59.9%
  • 2021: 55.8%

Share of the population aged 65 years and over.

10.2% ▲ +15.9%

Lower than 83% of suburb / locality areas.

  • 2011: 8.8%
  • 2016: 6.3%
  • 2021: 10.2%

Share of the population aged under 15 years.

Age structure

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In Hillier, Seniors (65+) is the majority at 55%; Older adults (45–64) is next at 19%.

Identity & relationships

First Nations identity and marital status.

Most residents are married (52.3%) or widowed (16.0%), while those in de facto relationships are well below the national figure at 6.6%. Aboriginal and Torres Strait Islander people make up 0.4% of the population, which is a little below the Australian average.

0.4% ▲ —

Lower than 67% of suburb / locality areas.

  • 2011: 0.0%
  • 2016: 0.6%
  • 2021: 0.4%

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

6.6% ▲ +7.5%

Lower than 85% of suburb / locality areas.

  • 2011: 6.1%
  • 2016: 4.5%
  • 2021: 6.6%

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

Marital status

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In Hillier, Married is the majority at 52%; Widowed is next at 16%.

Age & sex structure

  • 85+: 85+: 44 males; 85+: 29 females
  • 80–84: 80–84: 40 males; 80–84: 52 females
  • 75–79: 75–79: 37 males; 75–79: 64 females
  • 70–74: 70–74: 48 males; 70–74: 52 females
  • 65–69: 65–69: 37 males; 65–69: 35 females
  • 60–64: 60–64: 26 males; 60–64: 34 females
  • 55–59: 55–59: 17 males; 55–59: 23 females
  • 50–54: 50–54: 20 males; 50–54: 18 females
  • 45–49: 45–49: 8 males; 45–49: 10 females
  • 40–44: 40–44: 9 males; 40–44: 14 females
  • 35–39: 35–39: 11 males; 35–39: 11 females
  • 30–34: 30–34: 8 males; 30–34: 14 females
  • 25–29: 25–29: 12 males; 25–29: 12 females
  • 20–24: 20–24: 13 males; 20–24: 11 females
  • 15–19: 15–19: 12 males; 15–19: 10 females
  • 10–14: 10–14: 22 males; 10–14: 22 females
  • 5–9: 5–9: 10 males; 5–9: 12 females
  • 0–4: 0–4: 14 males; 0–4: 3 females

Sources

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

More for Hillier

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Hillier [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL40593/hillier/topic/demographics-identity