3091, VIC · Postcode

Demographics & Identity in 3091, VIC

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

A typical resident in postcode 3091 is 47, making the area far older than the national figure of 38. This aging trend is reflected in the population, which has grown by 6.1% to 1,602 people since 2011. The area is now characterized by a high proportion of older adults and seniors.

Open map →
📍 3091, VIC, Postcode

Where 3091, VIC sits — Total population

1,602 ▲ +6.1%
  • 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 3091, VIC — lower than 64% of areas.

Total population compared with the state and national average
3091, VIC1,602
Nillumbik 62,895
Victoria 6,503,491
Australia 25,422,788

Population

How many people, and the typical age.

The population grew by about 92 people since 2011. Residents here are far older than those in most other areas, with the typical age rising by 5 years over the last decade.

1,602 ▲ +6.1%

Lower than 64% of postcode areas.

  • 2011: 1,510
  • 2016: 1,588
  • 2021: 1,602

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

47 yrs ▲ +11.9%

Older than 71% of postcode areas.

  • 2011: 42 yrs
  • 2016: 43 yrs
  • 2021: 47 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 only 14.4% of the population, which is well below the national figure. Meanwhile, the proportion of people aged 65 and over rose 6.8 points since 2011 to reach 18.1%.

18.1% ▲ +60.0%

Lower than 59% of postcode areas.

  • 2011: 11.3%
  • 2016: 15.9%
  • 2021: 18.1%

Share of the population aged 65 years and over.

14.4% ▼ -27.0%

Lower than 77% of postcode areas.

  • 2011: 19.7%
  • 2016: 17.1%
  • 2021: 14.4%

Share of the population aged under 15 years.

Age structure

View on map →

In 3091, VIC, the largest group is Older adults (45–64) at 34%, followed by Seniors (65+) (18%) and Youth (15–24) (17%).

Identity & relationships

First Nations identity and marital status.

Married couples are common here at 58.2%, while those in de facto relationships are at 8.0%, which is well below the state and national figures. Aboriginal and Torres Strait Islander people make up 0.2% of the population.

8.0% ▲ +72.9%

Lower than 88% of postcode areas.

  • 2011: 4.6%
  • 2016: 6.1%
  • 2021: 8.0%

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

Marital status

View on map →

In 3091, VIC, Married is the majority at 58%; Never married is next at 33%.

Age & sex structure

  • 85+: 85+: 9 males; 85+: 6 females
  • 80–84: 80–84: 25 males; 80–84: 10 females
  • 75–79: 75–79: 34 males; 75–79: 39 females
  • 70–74: 70–74: 40 males; 70–74: 40 females
  • 65–69: 65–69: 50 males; 65–69: 45 females
  • 60–64: 60–64: 72 males; 60–64: 48 females
  • 55–59: 55–59: 81 males; 55–59: 67 females
  • 50–54: 50–54: 71 males; 50–54: 94 females
  • 45–49: 45–49: 57 males; 45–49: 61 females
  • 40–44: 40–44: 42 males; 40–44: 40 females
  • 35–39: 35–39: 24 males; 35–39: 42 females
  • 30–34: 30–34: 19 males; 30–34: 18 females
  • 25–29: 25–29: 53 males; 25–29: 28 females
  • 20–24: 20–24: 72 males; 20–24: 69 females
  • 15–19: 15–19: 66 males; 15–19: 62 females
  • 10–14: 10–14: 55 males; 10–14: 52 females
  • 5–9: 5–9: 40 males; 5–9: 47 females
  • 0–4: 0–4: 20 males; 0–4: 28 females

Sources

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

More for 3091, VIC

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in 3091, VIC [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA3091/3091-vic/topic/demographics-identity