Mount Coolum · Suburb / Locality

Demographics & Identity in Mount Coolum

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

More than 89% of similar areas are smaller than Mount Coolum, which has 4,545 residents. The community is noticeably older than the state and national figures, with the typical resident aged 44.

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📍 Mount Coolum, Suburb / Locality

Where Mount Coolum sits — Total population

4,545 ▲ +23.9%
  • 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 Mount Coolum — higher than 86% of areas.

Total population compared with the state and national average
Mount Coolum4,545
4573, QLD 31,392
Queensland 5,156,138
Australia 25,422,788

Population

How many people, and the typical age.

The typical resident here is 44, making the population noticeably older by six years compared to both Queensland and Australia.

4,545 ▲ +23.9%

Higher than 86% of suburb / locality areas.

  • 2011: 3,669
  • 2016: 4,265
  • 2021: 4,545

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

44 yrs ▲ +15.8%

Younger than 54% of suburb / locality areas.

  • 2011: 38 yrs
  • 2016: 41 yrs
  • 2021: 44 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 18.3% of the population, which is a little above the national figure. Meanwhile, children under 15 account for 16.9%, a little below the state and national averages.

18.3% ▲ +38.6%

Lower than 52% of suburb / locality areas.

  • 2011: 13.2%
  • 2016: 15.3%
  • 2021: 18.3%

Share of the population aged 65 years and over.

16.9% ▼ -24.1%

Lower than 52% of suburb / locality areas.

  • 2011: 22.2%
  • 2016: 19.4%
  • 2021: 16.9%

Share of the population aged under 15 years.

Age structure

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In Mount Coolum, the largest group is Older adults (45–64) at 31%, followed by Young adults (25–44) (25%) and Seniors (65+) (18%).

Identity & relationships

First Nations identity and marital status.

De facto relationships are more common here than in most areas, at 14.6%. This is well above the Australian figure of 11.5%, while Aboriginal and Torres Strait Islander people make up 1.8% of the population.

1.8% ▲ +4.1%

Lower than 52% of suburb / locality areas.

  • 2011: 1.7%
  • 2016: 2.2%
  • 2021: 1.8%

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

14.6% ▲ +10.0%

Higher than 68% of suburb / locality areas.

  • 2011: 13.3%
  • 2016: 11.7%
  • 2021: 14.6%

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

Marital status

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In Mount Coolum, the largest group is Married at 45%, followed by Never married (33%) and Divorced (13%).

Age & sex structure

  • 85+: 85+: 35 males; 85+: 58 females
  • 80–84: 80–84: 39 males; 80–84: 65 females
  • 75–79: 75–79: 80 males; 75–79: 67 females
  • 70–74: 70–74: 104 males; 70–74: 113 females
  • 65–69: 65–69: 128 males; 65–69: 147 females
  • 60–64: 60–64: 139 males; 60–64: 180 females
  • 55–59: 55–59: 139 males; 55–59: 183 females
  • 50–54: 50–54: 172 males; 50–54: 199 females
  • 45–49: 45–49: 186 males; 45–49: 188 females
  • 40–44: 40–44: 145 males; 40–44: 176 females
  • 35–39: 35–39: 158 males; 35–39: 171 females
  • 30–34: 30–34: 109 males; 30–34: 160 females
  • 25–29: 25–29: 95 males; 25–29: 110 females
  • 20–24: 20–24: 89 males; 20–24: 96 females
  • 15–19: 15–19: 121 males; 15–19: 132 females
  • 10–14: 10–14: 155 males; 10–14: 109 females
  • 5–9: 5–9: 140 males; 5–9: 119 females
  • 0–4: 0–4: 128 males; 0–4: 111 females

Sources

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

More for Mount Coolum

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Mount Coolum [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL31950/mount-coolum/topic/demographics-identity