3173, VIC · Postcode

Demographics & Identity in 3173, VIC

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

A 51% population jump since 2011 has seen postcode 3173 grow by more than 10,000 people. It is now one of the largest areas of its type, with a typical resident aged 36, which is a little younger than the national figure.

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📍 3173, VIC, Postcode

Where 3173, VIC sits — Total population

30,018 ▲ +51.0%
  • 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 3173, VIC — higher than 87% of areas.

Total population compared with the state and national average
3173, VIC30,018
Greater Dandenong 158,208
Victoria 6,503,491
Australia 25,422,788

Population

How many people, and the typical age.

The total population has climbed to 30,018, making it one of the largest in its category. Residents are a little younger than those in Victoria and Australia, with the typical age now 36.

30,018 ▲ +51.0%

Higher than 87% of postcode areas.

  • 2011: 19,885
  • 2016: 25,785
  • 2021: 30,018

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

36 yrs ▼ -2.7%

Younger than 86% of postcode areas.

  • 2011: 37 yrs
  • 2016: 35 yrs
  • 2021: 36 yrs

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

Age profile

How the population splits across age groups.

This is a young area where 19.6% of people are children under 15, which is a little above the national figure. Seniors aged 65 and over make up 14.1% of the population, which is well below the Australian average.

14.1% ▲ +18.7%

Lower than 79% of postcode areas.

  • 2011: 11.9%
  • 2016: 12.8%
  • 2021: 14.1%

Share of the population aged 65 years and over.

19.6% ▲ +1.3%

Higher than 74% of postcode areas.

  • 2011: 19.4%
  • 2016: 19.8%
  • 2021: 19.6%

Share of the population aged under 15 years.

Age structure

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In 3173, VIC, the largest group is Young adults (25–44) at 30%, followed by Older adults (45–64) (23%) and Children (0–14) (20%).

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 0.2% of the population, which is a little below the national figure. De facto relationships are uncommon here at 6.0%, which is well below the state and national rates.

6.0% ▲ +36.6%

Lower than 95% of postcode areas.

  • 2011: 4.4%
  • 2016: 6.0%
  • 2021: 6.0%

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

Marital status

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In 3173, VIC, Married is the majority at 54%; Never married is next at 32%.

Age & sex structure

  • 85+: 85+: 164 males; 85+: 276 females
  • 80–84: 80–84: 232 males; 80–84: 242 females
  • 75–79: 75–79: 400 males; 75–79: 409 females
  • 70–74: 70–74: 549 males; 70–74: 606 females
  • 65–69: 65–69: 622 males; 65–69: 719 females
  • 60–64: 60–64: 733 males; 60–64: 741 females
  • 55–59: 55–59: 868 males; 55–59: 850 females
  • 50–54: 50–54: 914 males; 50–54: 921 females
  • 45–49: 45–49: 921 males; 45–49: 1,089 females
  • 40–44: 40–44: 1,094 males; 40–44: 1,146 females
  • 35–39: 35–39: 1,190 males; 35–39: 1,292 females
  • 30–34: 30–34: 1,062 males; 30–34: 1,102 females
  • 25–29: 25–29: 1,097 males; 25–29: 998 females
  • 20–24: 20–24: 1,070 males; 20–24: 913 females
  • 15–19: 15–19: 970 males; 15–19: 912 females
  • 10–14: 10–14: 989 males; 10–14: 991 females
  • 5–9: 5–9: 1,074 males; 5–9: 971 females
  • 0–4: 0–4: 962 males; 0–4: 907 females

Sources

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

More for 3173, VIC

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in 3173, VIC [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA3173/3173-vic/topic/demographics-identity