Mount Ommaney · State Electorate

Demographics & Identity in Mount Ommaney

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

Over half of the residents in Mount Ommaney are married, reflecting a stable community profile. The area has grown by 16% since 2011 and now houses 51,820 people. While the population is slightly older than the national figure, it remains a balanced mix of families and seniors.

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📍 Mount Ommaney, State Electorate

Where Mount Ommaney sits — Total population

51,820 ▲ +16.4%
  • 1–2: 3 areas
  • 2–2: 0 areas
  • 2–4: 0 areas
  • 4–5: 0 areas
  • 5–8: 0 areas
  • 8–13: 2 areas
  • 13–19: 1 area
  • 19–29: 0 areas
  • 29–44: 1 area
  • 44–68: 0 areas
  • 68–103: 1 area
  • 103–158: 0 areas
  • 158–240: 1 area
  • 240–366: 1 area
  • 366–559: 1 area
  • 559–852: 1 area
  • 852–1,299: 0 areas
  • 1,299–1,980: 1 area
  • 1,980–3,018: 0 areas
  • 3,018–4,602: 2 areas
  • 4,602–7,016: 2 areas
  • 7,016–10,696: 28 areas
  • 10,696–16,307: 5 areas
  • 16,307–24,861: 5 areas
  • 24,861–37,902: 41 areas
  • 37,902–57,783: 150 areas
  • 57,783–88,095: 162 areas
  • 88,095–134,306: 43 areas

All state electorate areas, 2021. The marker is Mount Ommaney — lower than 57% of areas.

Total population compared with the state and national average
Mount Ommaney51,820
Greater Brisbane 2,526,238
Queensland 5,156,138
Australia 25,422,788

Population

How many people, and the typical age.

The total population reached 51,820 people in 2021, adding about 7,289 residents since 2011. The typical resident is now 39, which is a little older than the national figure of 38.

51,820 ▲ +16.4%

Lower than 57% of state electorate areas.

  • 2011: 44,531
  • 2016: 46,446
  • 2021: 51,820

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

39 yrs ▲ +5.4%

Older than 50% of state electorate areas.

  • 2011: 37 yrs
  • 2016: 38 yrs
  • 2021: 39 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 19.3% of the population, which is higher than most areas. Meanwhile, the proportion of people aged 65 and over rose 4.4 points since 2011 to reach 16.7%, sitting around the middle for its level.

16.7% ▲ +36.2%

Lower than 53% of state electorate areas.

  • 2011: 12.3%
  • 2016: 14.3%
  • 2021: 16.7%

Share of the population aged 65 years and over.

19.3% ▼ -3.1%

Higher than 67% of state electorate areas.

  • 2011: 19.9%
  • 2016: 20.1%
  • 2021: 19.3%

Share of the population aged under 15 years.

Age structure

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Mount Ommaney splits fairly evenly between Young adults (25–44) (27%) and Older adults (45–64) (25%), with Children (0–14) at 19%.

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 1.4% of the population, which is well below the Queensland figure. People in de facto relationships account for 10.0%, a figure that is much lower than most similar areas.

1.4% ▲ +100.1%

Lower than 67% of state electorate areas.

  • 2011: 0.7%
  • 2016: 1.1%
  • 2021: 1.4%

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

10.0% ▲ +26.9%

Lower than 76% of state electorate areas.

  • 2011: 7.9%
  • 2016: 8.8%
  • 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 Mount Ommaney, Married is the majority at 53%; Never married is next at 32%.

Age & sex structure

  • 85+: 85+: 409 males; 85+: 703 females
  • 80–84: 80–84: 456 males; 80–84: 573 females
  • 75–79: 75–79: 776 males; 75–79: 817 females
  • 70–74: 70–74: 1,116 males; 70–74: 1,266 females
  • 65–69: 65–69: 1,236 males; 65–69: 1,320 females
  • 60–64: 60–64: 1,435 males; 60–64: 1,507 females
  • 55–59: 55–59: 1,476 males; 55–59: 1,561 females
  • 50–54: 50–54: 1,620 males; 50–54: 1,755 females
  • 45–49: 45–49: 1,797 males; 45–49: 1,896 females
  • 40–44: 40–44: 1,843 males; 40–44: 1,933 females
  • 35–39: 35–39: 1,893 males; 35–39: 2,068 females
  • 30–34: 30–34: 1,656 males; 30–34: 1,747 females
  • 25–29: 25–29: 1,395 males; 25–29: 1,527 females
  • 20–24: 20–24: 1,413 males; 20–24: 1,367 females
  • 15–19: 15–19: 1,673 males; 15–19: 1,587 females
  • 10–14: 10–14: 1,838 males; 10–14: 1,686 females
  • 5–9: 5–9: 1,784 males; 5–9: 1,705 females
  • 0–4: 0–4: 1,561 males; 0–4: 1,420 females

Sources

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

More for Mount Ommaney

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Mount Ommaney [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sed/SED30058/mount-ommaney/topic/demographics-identity