Mount Crosby · Suburb / Locality

Demographics & Identity in Mount Crosby

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

A high number of children and a small senior population shape daily life in Mount Crosby. The area is home to 1,860 people, with a notable 20.9% of residents being children under 15.

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📍 Mount Crosby, Suburb / Locality

Where Mount Crosby sits — Total population

1,860 ▲ +7.6%
  • 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 Crosby — higher than 77% of areas.

Total population compared with the state and national average
Mount Crosby1,860
4306, QLD 43,997
Queensland 5,156,138
Australia 25,422,788

Population

How many people, and the typical age.

The typical resident is 42 years old, which is noticeably older than the national and state figure of 38 years.

1,860 ▲ +7.6%

Higher than 77% of suburb / locality areas.

  • 2011: 1,728
  • 2016: 1,832
  • 2021: 1,860

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

42 yrs ▲ +13.5%

Younger than 62% of suburb / locality areas.

  • 2011: 37 yrs
  • 2016: 39 yrs
  • 2021: 42 yrs

Half the population is older than this age, and half younger.

Age profile

How the population splits across age groups.

Families with children are common here, as the proportion of those under 15 is much higher than most similar areas. Conversely, people aged 65 and over make up only 11.8% of the population, which is well below the Queensland figure of 17.0%.

11.8% ▲ +121.3%

Lower than 78% of suburb / locality areas.

  • 2011: 5.3%
  • 2016: 7.7%
  • 2021: 11.8%

Share of the population aged 65 years and over.

20.9% ▼ -24.5%

Higher than 75% of suburb / locality areas.

  • 2011: 27.7%
  • 2016: 25.2%
  • 2021: 20.9%

Share of the population aged under 15 years.

Age structure

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In Mount Crosby, the largest group is Older adults (45–64) at 34%, followed by Children (0–14) (21%) and Young adults (25–44) (19%).

Identity & relationships

First Nations identity and marital status.

Most residents are married, accounting for 57.8% of the population. People in de facto relationships make up 10.2%, which is a little below the 11.5% national figure.

1.3% ▼ -14.2%

Lower than 57% of suburb / locality areas.

  • 2011: 1.5%
  • 2016: 1.2%
  • 2021: 1.3%

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

10.2% ▲ +12.9%

Lower than 66% of suburb / locality areas.

  • 2011: 9.0%
  • 2016: 10.8%
  • 2021: 10.2%

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

Marital status

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In Mount Crosby, Married is the majority at 58%; Never married is next at 30%.

Age & sex structure

  • 85+: 85+: 12 males; 85+: 3 females
  • 80–84: 80–84: 9 males; 80–84: 3 females
  • 75–79: 75–79: 23 males; 75–79: 19 females
  • 70–74: 70–74: 28 males; 70–74: 32 females
  • 65–69: 65–69: 40 males; 65–69: 49 females
  • 60–64: 60–64: 55 males; 60–64: 57 females
  • 55–59: 55–59: 89 males; 55–59: 69 females
  • 50–54: 50–54: 87 males; 50–54: 112 females
  • 45–49: 45–49: 97 males; 45–49: 82 females
  • 40–44: 40–44: 68 males; 40–44: 79 females
  • 35–39: 35–39: 50 males; 35–39: 58 females
  • 30–34: 30–34: 20 males; 30–34: 32 females
  • 25–29: 25–29: 19 males; 25–29: 23 females
  • 20–24: 20–24: 42 males; 20–24: 40 females
  • 15–19: 15–19: 95 males; 15–19: 89 females
  • 10–14: 10–14: 100 males; 10–14: 88 females
  • 5–9: 5–9: 59 males; 5–9: 56 females
  • 0–4: 0–4: 42 males; 0–4: 44 females

Sources

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

More for Mount Crosby

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Mount Crosby [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL31953/mount-crosby/topic/demographics-identity