4400, QLD · Postcode

Demographics & Identity in 4400, QLD

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

A typical resident in postcode 4400 is just 35, making the area noticeably younger than most similar places. This is a growing community of 2,159 people where nearly a quarter of the population are children. It stands out for its youthful age profile and a growing proportion of Aboriginal and Torres Strait Islander residents.

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📍 4400, QLD, Postcode

Where 4400, QLD sits — Total population

2,159 ▲ +18.6%
  • 1–2: 1 area
  • 2–2: 0 areas
  • 2–4: 0 areas
  • 4–5: 2 areas
  • 5–8: 3 areas
  • 8–12: 2 areas
  • 12–19: 2 areas
  • 19–29: 12 areas
  • 29–44: 19 areas
  • 44–67: 35 areas
  • 67–102: 30 areas
  • 102–155: 70 areas
  • 155–237: 97 areas
  • 237–360: 129 areas
  • 360–549: 158 areas
  • 549–836: 168 areas
  • 836–1,273: 181 areas
  • 1,273–1,938: 179 areas
  • 1,938–2,951: 157 areas
  • 2,951–4,493: 179 areas
  • 4,493–6,842: 176 areas
  • 6,842–10,418: 210 areas
  • 10,418–15,865: 268 areas
  • 15,865–24,158: 254 areas
  • 24,158–36,786: 182 areas
  • 36,786–56,016: 93 areas
  • 56,016–85,299: 28 areas
  • 85,299–129,888: 8 areas

All postcode areas, 2021. The marker is 4400, QLD — lower than 58% of areas.

Total population compared with the state and national average
4400, QLD2,159
Toowoomba 173,204
Queensland 5,156,138
Australia 25,422,788

Population

How many people, and the typical age.

The population has grown by 19% since 2011, adding about 338 people. This growth has happened alongside a shift toward a younger demographic, with the typical age falling from 37 to 35 years over the last decade.

2,159 ▲ +18.6%

Lower than 58% of postcode areas.

  • 2011: 1,821
  • 2016: 1,884
  • 2021: 2,159

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

35 yrs ▼ -5.4%

Younger than 88% of postcode areas.

  • 2011: 37 yrs
  • 2016: 37 yrs
  • 2021: 35 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 24.5% of the population, which is well above the national figure of 18.2%. At the same time, seniors aged 65 and over are much less common here than in most areas, sitting well below the Queensland average.

13.2% ▲ +16.5%

Lower than 82% of postcode areas.

  • 2011: 11.4%
  • 2016: 13.9%
  • 2021: 13.2%

Share of the population aged 65 years and over.

24.5% ▲ +2.4%

Higher than 95% of postcode areas.

  • 2011: 23.9%
  • 2016: 21.9%
  • 2021: 24.5%

Share of the population aged under 15 years.

Age structure

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4400, QLD splits fairly evenly between Young adults (25–44) (26%) and Older adults (45–64) (25%), with Children (0–14) at 24%.

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 7.0% of the population, a figure that has risen since 2011 and is well above the national average. There is also a high rate of de facto relationships at 16.4%, which is much higher than most similar areas.

7.0% ▲ +93.2%

Higher than 85% of postcode areas.

  • 2011: 3.6%
  • 2016: 5.9%
  • 2021: 7.0%

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

16.4% ▲ +39.2%

Higher than 85% of postcode areas.

  • 2011: 11.8%
  • 2016: 13.2%
  • 2021: 16.4%

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

Marital status

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In 4400, QLD, Married is the majority at 52%; Never married is next at 32%.

Age & sex structure

  • 85+: 85+: 9 males; 85+: 12 females
  • 80–84: 80–84: 20 males; 80–84: 19 females
  • 75–79: 75–79: 27 males; 75–79: 26 females
  • 70–74: 70–74: 34 males; 70–74: 40 females
  • 65–69: 65–69: 61 males; 65–69: 46 females
  • 60–64: 60–64: 50 males; 60–64: 60 females
  • 55–59: 55–59: 65 males; 55–59: 68 females
  • 50–54: 50–54: 88 males; 50–54: 86 females
  • 45–49: 45–49: 65 males; 45–49: 69 females
  • 40–44: 40–44: 52 males; 40–44: 52 females
  • 35–39: 35–39: 85 males; 35–39: 86 females
  • 30–34: 30–34: 76 males; 30–34: 66 females
  • 25–29: 25–29: 75 males; 25–29: 68 females
  • 20–24: 20–24: 59 males; 20–24: 54 females
  • 15–19: 15–19: 66 males; 15–19: 57 females
  • 10–14: 10–14: 91 males; 10–14: 87 females
  • 5–9: 5–9: 90 males; 5–9: 100 females
  • 0–4: 0–4: 75 males; 0–4: 89 females

Sources

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

More for 4400, QLD

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in 4400, QLD [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA4400/4400-qld/topic/demographics-identity