Diamond Valley · Suburb / Locality

Demographics & Identity in Diamond Valley

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

Older adults aged 45 to 64 make up the largest group in Diamond Valley, representing 40.1% of the population. This is a far older area than the national average, with a typical resident aged 50. The community consists of 489 people.

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📍 Diamond Valley, Suburb / Locality

Where Diamond Valley sits — Total population

489 ▲ +69.8%
  • 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 Diamond Valley — higher than 64% of areas.

Total population compared with the state and national average
Diamond Valley489
4553, QLD 10,748
Queensland 5,156,138
Australia 25,422,788

Population

How many people, and the typical age.

The typical person living here is 50, which is far older than the typical Queenslander or Australian, who are both 38.

489 ▲ +69.8%

Higher than 64% of suburb / locality areas.

  • 2011: 288
  • 2016: 489
  • 2021: 489

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

50 yrs ▲ +6.4%

Older than 71% of suburb / locality areas.

  • 2011: 47 yrs
  • 2016: 46 yrs
  • 2021: 50 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 16.2% of the population, which is a little below the national figure of 18.2%. Meanwhile, seniors aged 65 and over account for 18.0%, slightly above the state average.

18.0% ▲ +74.0%

Lower than 53% of suburb / locality areas.

  • 2011: 10.3%
  • 2016: 12.5%
  • 2021: 18.0%

Share of the population aged 65 years and over.

16.2% ▲ +42.0%

Lower than 57% of suburb / locality areas.

  • 2011: 11.4%
  • 2016: 16.0%
  • 2021: 16.2%

Share of the population aged under 15 years.

Age structure

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In Diamond Valley, the largest group is Older adults (45–64) at 40%, followed by Seniors (65+) (18%) and Young adults (25–44) (17%).

Identity & relationships

First Nations identity and marital status.

Indigenous people make up 1.4% of the population, which is well below the Queensland figure of 4.6%. Nearly half of the residents are married, while those in de facto relationships are at 10.6%, lower than most similar areas.

1.4% ▼ -54.0%

Lower than 55% of suburb / locality areas.

  • 2011: 3.1%
  • 2016: 1.4%
  • 2021: 1.4%

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

10.6% ▼ -51.5%

Lower than 63% of suburb / locality areas.

  • 2011: 21.8%
  • 2016: 14.0%
  • 2021: 10.6%

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

Marital status

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In Diamond Valley, the largest group is Married at 47%, followed by Never married (35%) and Divorced (10%).

Age & sex structure

  • 85+: 85+: 0 males; 85+: 0 females
  • 80–84: 80–84: 4 males; 80–84: 3 females
  • 75–79: 75–79: 6 males; 75–79: 4 females
  • 70–74: 70–74: 12 males; 70–74: 13 females
  • 65–69: 65–69: 11 males; 65–69: 14 females
  • 60–64: 60–64: 35 males; 60–64: 30 females
  • 55–59: 55–59: 24 males; 55–59: 33 females
  • 50–54: 50–54: 25 males; 50–54: 18 females
  • 45–49: 45–49: 17 males; 45–49: 19 females
  • 40–44: 40–44: 15 males; 40–44: 15 females
  • 35–39: 35–39: 9 males; 35–39: 5 females
  • 30–34: 30–34: 14 males; 30–34: 11 females
  • 25–29: 25–29: 7 males; 25–29: 12 females
  • 20–24: 20–24: 7 males; 20–24: 12 females
  • 15–19: 15–19: 14 males; 15–19: 13 females
  • 10–14: 10–14: 23 males; 10–14: 14 females
  • 5–9: 5–9: 17 males; 5–9: 12 females
  • 0–4: 0–4: 7 males; 0–4: 10 females

Sources

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

More for Diamond Valley

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Diamond Valley [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL30838/diamond-valley/topic/demographics-identity