Blue Mountain · Suburb / Locality

Demographics & Identity in Blue Mountain

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

Half of all residents in Blue Mountain are married, making it the most common relationship status in this small community. The area is sparsely populated with only 83 people, but it has a notably older age profile compared to the rest of the state.

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📍 Blue Mountain, Suburb / Locality

Where Blue Mountain sits — Total population

83
  • 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 Blue Mountain — lower than 63% of areas.

Total population compared with the state and national average
Blue Mountain83
4737, QLD 8,325
Queensland 5,156,138
Australia 25,422,788

Population

How many people, and the typical age.

The typical resident is 44 years old, which is noticeably older than the national and state figure of 38 years.

83

Lower than 63% of suburb / locality areas.

  • 2016: 92
  • 2021: 83

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

44 yrs

Younger than 54% of suburb / locality areas.

  • 2016: 39 yrs
  • 2021: 44 yrs

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

Age profile

How the population splits across age groups.

Children under 15 make up 26.5% of the population, a figure well above the Australian average of 18.2%. Seniors aged 65 and over are also well above the national average at 20.5%.

20.5%

Higher than 58% of suburb / locality areas.

  • 2016: 21.7%
  • 2021: 20.5%

Share of the population aged 65 years and over.

26.5%

Higher than 90% of suburb / locality areas.

  • 2016: 23.9%
  • 2021: 26.5%

Share of the population aged under 15 years.

Age structure

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In Blue Mountain, the largest group is Older adults (45–64) at 28%, followed by Children (0–14) (22%) and Young adults (25–44) (22%).

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 4.8% of the population, which is a little above the national figure. Those in de facto relationships represent 10.0%, which is lower than most areas.

10.0%

Lower than 68% of suburb / locality areas.

  • 2016: 6.2%
  • 2021: 10.0%

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

Marital status

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In Blue Mountain, the largest group is Married at 47%, followed by Never married (28%) and Separated (11%).

Age & sex structure

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

Sources

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

More for Blue Mountain

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Blue Mountain [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL30290/blue-mountain/topic/demographics-identity