3806, VIC · Postcode

Demographics & Identity in 3806, VIC

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

More than one in five residents in postcode 3806 are children under 15, a figure much higher than most similar areas. This large population of young people helps keep the typical age at 38, which is about the same as the Victorian and national figures.

Open map →
📍 3806, VIC, Postcode

Where 3806, VIC sits — Total population

51,308 ▲ +12.6%
  • 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 3806, VIC — higher than 90% of areas.

Total population compared with the state and national average
3806, VIC51,308
Casey 365,239
Victoria 6,503,491
Australia 25,422,788

Population

How many people, and the typical age.

The area is among the largest of its kind with 51,308 people. This population grew by 13% since 2011, adding about 5,757 residents.

51,308 ▲ +12.6%

Higher than 90% of postcode areas.

  • 2011: 45,551
  • 2016: 48,520
  • 2021: 51,308

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

38 yrs ▲ +8.6%

Younger than 76% of postcode areas.

  • 2011: 35 yrs
  • 2016: 36 yrs
  • 2021: 38 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 20.8% of the population, which is a little above the national figure of 18.2%. Meanwhile, seniors aged 65 and over are much less common here than in most areas, sitting well below the Australian average at 14.2%.

14.2% ▲ +34.6%

Lower than 78% of postcode areas.

  • 2011: 10.5%
  • 2016: 12.5%
  • 2021: 14.2%

Share of the population aged 65 years and over.

20.8% ▼ -12.9%

Higher than 82% of postcode areas.

  • 2011: 23.8%
  • 2016: 22.5%
  • 2021: 20.8%

Share of the population aged under 15 years.

Age structure

View on map →

3806, VIC splits fairly evenly between Young adults (25–44) (26%) and Older adults (45–64) (26%), with Children (0–14) at 21%.

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 0.5% of the population, which is much lower than most areas. Those in de facto relationships are also less common here than across the country, at 8.3%.

8.3% ▲ +4.6%

Lower than 87% of postcode areas.

  • 2011: 7.9%
  • 2016: 7.6%
  • 2021: 8.3%

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

Marital status

View on map →

In 3806, VIC, Married is the majority at 54%; Never married is next at 31%.

Age & sex structure

  • 85+: 85+: 381 males; 85+: 625 females
  • 80–84: 80–84: 470 males; 80–84: 591 females
  • 75–79: 75–79: 588 males; 75–79: 797 females
  • 70–74: 70–74: 795 males; 70–74: 968 females
  • 65–69: 65–69: 934 males; 65–69: 1,134 females
  • 60–64: 60–64: 1,251 males; 60–64: 1,293 females
  • 55–59: 55–59: 1,534 males; 55–59: 1,541 females
  • 50–54: 50–54: 1,869 males; 50–54: 1,899 females
  • 45–49: 45–49: 1,815 males; 45–49: 2,031 females
  • 40–44: 40–44: 1,914 males; 40–44: 2,035 females
  • 35–39: 35–39: 1,759 males; 35–39: 2,060 females
  • 30–34: 30–34: 1,314 males; 30–34: 1,567 females
  • 25–29: 25–29: 1,315 males; 25–29: 1,316 females
  • 20–24: 20–24: 1,672 males; 20–24: 1,500 females
  • 15–19: 15–19: 1,922 males; 15–19: 1,778 females
  • 10–14: 10–14: 2,066 males; 10–14: 1,913 females
  • 5–9: 5–9: 1,911 males; 5–9: 1,922 females
  • 0–4: 0–4: 1,460 males; 0–4: 1,377 females

Sources

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

More for 3806, VIC

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in 3806, VIC [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA3806/3806-vic/topic/demographics-identity