3153, VIC · Postcode

Demographics & Identity in 3153, VIC

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

Married couples make up the largest relationship group in postcode 3153, where 44.0% of residents are married. The area has grown steadily to 21,276 people, and the typical resident is 38 years old, which is about the same as the national figure.

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📍 3153, VIC, Postcode

Where 3153, VIC sits — Total population

21,276 ▲ +8.2%
  • 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 3153, VIC — higher than 86% of areas.

Total population compared with the state and national average
3153, VIC21,276
Knox 159,103
Victoria 6,503,491
Australia 25,422,788

Population

How many people, and the typical age.

The population reached 21,276 people in 2021, which is larger than about 86% of similar areas. This is an increase of 8.2% since 2011, as the area added around 1,618 residents.

21,276 ▲ +8.2%

Higher than 86% of postcode areas.

  • 2011: 19,658
  • 2016: 20,554
  • 2021: 21,276

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

38 yrs ▲ +5.6%

Younger than 76% of postcode areas.

  • 2011: 36 yrs
  • 2016: 37 yrs
  • 2021: 38 yrs

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

Age profile

How the population splits across age groups.

Young adults aged 25 to 44 are the largest age group at 31.8%. While the proportion of children is about the same as the national figure, the share of seniors rose 3.4 percentage points since 2011 to 17.2%.

17.2% ▲ +24.2%

Lower than 64% of postcode areas.

  • 2011: 13.8%
  • 2016: 16.3%
  • 2021: 17.2%

Share of the population aged 65 years and over.

17.4% ▼ -2.5%

Higher than 51% of postcode areas.

  • 2011: 17.8%
  • 2016: 17.7%
  • 2021: 17.4%

Share of the population aged under 15 years.

Age structure

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In 3153, VIC, the largest group is Young adults (25–44) at 32%, followed by Older adults (45–64) (23%) and Children (0–14) (17%).

Identity & relationships

First Nations identity and marital status.

People in de facto relationships make up 11.7% of the population, which is around the middle for its level. Meanwhile, the Aboriginal and Torres Strait Islander population is 0.9%, which is much lower than most areas.

11.7% ▲ +14.3%

Lower than 59% of postcode areas.

  • 2011: 10.2%
  • 2016: 9.7%
  • 2021: 11.7%

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

Marital status

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In 3153, VIC, the largest group is Married at 44%, followed by Never married (37%) and Divorced (10%).

Age & sex structure

  • 85+: 85+: 215 males; 85+: 401 females
  • 80–84: 80–84: 219 males; 80–84: 273 females
  • 75–79: 75–79: 300 males; 75–79: 350 females
  • 70–74: 70–74: 423 males; 70–74: 517 females
  • 65–69: 65–69: 436 males; 65–69: 533 females
  • 60–64: 60–64: 562 males; 60–64: 624 females
  • 55–59: 55–59: 582 males; 55–59: 607 females
  • 50–54: 50–54: 648 males; 50–54: 675 females
  • 45–49: 45–49: 636 males; 45–49: 654 females
  • 40–44: 40–44: 763 males; 40–44: 714 females
  • 35–39: 35–39: 943 males; 35–39: 996 females
  • 30–34: 30–34: 878 males; 30–34: 933 females
  • 25–29: 25–29: 757 males; 25–29: 779 females
  • 20–24: 20–24: 592 males; 20–24: 590 females
  • 15–19: 15–19: 545 males; 15–19: 454 females
  • 10–14: 10–14: 605 males; 10–14: 513 females
  • 5–9: 5–9: 654 males; 5–9: 627 females
  • 0–4: 0–4: 635 males; 0–4: 661 females

Sources

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

More for 3153, VIC

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in 3153, VIC [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA3153/3153-vic/topic/demographics-identity