3150, VIC · Postcode

Demographics & Identity in 3150, VIC

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

Noticeably older residents define postcode 3150, where the typical age is 43—five years older than the national figure. This area has a large population of over 63,000 people and is marked by a significant number of seniors. It is a place where traditional marriage is common and the population is growing steadily.

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📍 3150, VIC, Postcode

Where 3150, VIC sits — Total population

63,298 ▲ +8.6%
  • 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 3150, VIC — higher than 91% of areas.

Total population compared with the state and national average
3150, VIC63,298
Monash 190,397
Victoria 6,503,491
Australia 25,422,788

Population

How many people, and the typical age.

The population reached 63,298 people in 2021, making it one of the largest areas of its kind. This is an increase of about 4,993 people, or 8.6%, since 2011.

63,298 ▲ +8.6%

Higher than 91% of postcode areas.

  • 2011: 58,305
  • 2016: 60,079
  • 2021: 63,298

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

43 yrs ▲ +2.4%

Older than 52% of postcode areas.

  • 2011: 42 yrs
  • 2016: 42 yrs
  • 2021: 43 yrs

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

Age profile

How the population splits across age groups.

Seniors aged 65 and over make up 22.9% of the community, which is well above the national figure of 17.2%. Meanwhile, children under 15 account for 15.9%, a little below the state and national proportions.

22.9% ▲ +18.8%

Higher than 68% of postcode areas.

  • 2011: 19.3%
  • 2016: 20.8%
  • 2021: 22.9%

Share of the population aged 65 years and over.

15.9% ▲ +2.6%

Lower than 65% of postcode areas.

  • 2011: 15.5%
  • 2016: 16.4%
  • 2021: 15.9%

Share of the population aged under 15 years.

Age structure

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3150, VIC splits fairly evenly between Older adults (45–64) (25%) and Young adults (25–44) (24%), with Seniors (65+) at 23%.

Identity & relationships

First Nations identity and marital status.

Marriage is the most common status here at 57.9%, while de facto relationships are well below the national figure at just 4.0%. Aboriginal and Torres Strait Islander people make up 0.2% of the population, which is well below the Australian average.

4.0% ▲ +26.1%

Lower than 99% of postcode areas.

  • 2011: 3.2%
  • 2016: 3.5%
  • 2021: 4.0%

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

Marital status

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In 3150, VIC, Married is the majority at 58%; Never married is next at 29%.

Age & sex structure

  • 85+: 85+: 1,036 males; 85+: 1,533 females
  • 80–84: 80–84: 1,081 males; 80–84: 1,286 females
  • 75–79: 75–79: 1,348 males; 75–79: 1,492 females
  • 70–74: 70–74: 1,506 males; 70–74: 1,818 females
  • 65–69: 65–69: 1,564 males; 65–69: 1,824 females
  • 60–64: 60–64: 1,668 males; 60–64: 1,888 females
  • 55–59: 55–59: 1,828 males; 55–59: 1,911 females
  • 50–54: 50–54: 1,938 males; 50–54: 2,131 females
  • 45–49: 45–49: 1,989 males; 45–49: 2,226 females
  • 40–44: 40–44: 2,034 males; 40–44: 2,206 females
  • 35–39: 35–39: 1,851 males; 35–39: 2,157 females
  • 30–34: 30–34: 1,644 males; 30–34: 1,596 females
  • 25–29: 25–29: 1,906 males; 25–29: 1,582 females
  • 20–24: 20–24: 2,323 males; 20–24: 1,865 females
  • 15–19: 15–19: 2,121 males; 15–19: 1,858 females
  • 10–14: 10–14: 2,217 males; 10–14: 1,925 females
  • 5–9: 5–9: 1,871 males; 5–9: 1,778 females
  • 0–4: 0–4: 1,170 males; 0–4: 1,127 females

Sources

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

More for 3150, VIC

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in 3150, VIC [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA3150/3150-vic/topic/demographics-identity