6405, WA · Postcode

Demographics & Identity in 6405, WA

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

A much higher share of people in de facto relationships than the national figure defines postcode 6405. This sparsely populated area has seen its population grow by 28% since 2011 to reach 338 residents. It is a changing community where the typical age has dropped by four years over the last decade.

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📍 6405, WA, Postcode

Where 6405, WA sits — Total population

338 ▲ +27.5%
  • 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 6405, WA — lower than 86% of areas.

Total population compared with the state and national average
6405, WA338
Cunderdin 1,302
Western Australia 2,660,026
Australia 25,422,788

Population

How many people, and the typical age.

The total population grew by about 73 people since 2011 to reach 338. The typical resident is now 40, which is a little older than the national figure of 38.

338 ▲ +27.5%

Lower than 86% of postcode areas.

  • 2011: 265
  • 2016: 319
  • 2021: 338

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

40 yrs ▼ -9.1%

Younger than 64% of postcode areas.

  • 2011: 44 yrs
  • 2016: 40 yrs
  • 2021: 40 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 22.8% of the population, a figure well above the Australian average of 18.2%. Seniors aged 65 and over account for 17.8% of residents, which is about the same as the national figure.

17.8% ▲ +64.7%

Lower than 61% of postcode areas.

  • 2011: 10.8%
  • 2016: 15.7%
  • 2021: 17.8%

Share of the population aged 65 years and over.

22.8% ▲ +15.6%

Higher than 90% of postcode areas.

  • 2011: 19.7%
  • 2016: 21.6%
  • 2021: 22.8%

Share of the population aged under 15 years.

Age structure

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6405, WA splits fairly evenly between Young adults (25–44) (27%) and Older adults (45–64) (24%), with Children (0–14) at 23%.

Identity & relationships

First Nations identity and marital status.

De facto relationships are very common here at 17.6%, which is well above the 11.5% seen across Australia. Meanwhile, the Aboriginal and Torres Strait Islander population is 1.2%, a little below the state and national figures.

1.2% ▼ -60.4%

Lower than 69% of postcode areas.

  • 2011: 3.0%
  • 2016: 0.0%
  • 2021: 1.2%

Share of people who identify as Aboriginal and/or Torres Strait Islander.

17.6% ▲ +9.2%

Higher than 88% of postcode areas.

  • 2011: 16.2%
  • 2016: 15.6%
  • 2021: 17.6%

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

Marital status

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In 6405, WA, Married is the majority at 52%; Never married is next at 30%.

Age & sex structure

  • 85+: 85+: 0 males; 85+: 0 females
  • 80–84: 80–84: 0 males; 80–84: 0 females
  • 75–79: 75–79: 10 males; 75–79: 5 females
  • 70–74: 70–74: 9 males; 70–74: 10 females
  • 65–69: 65–69: 14 males; 65–69: 20 females
  • 60–64: 60–64: 18 males; 60–64: 11 females
  • 55–59: 55–59: 8 males; 55–59: 13 females
  • 50–54: 50–54: 15 males; 50–54: 11 females
  • 45–49: 45–49: 6 males; 45–49: 4 females
  • 40–44: 40–44: 11 males; 40–44: 10 females
  • 35–39: 35–39: 13 males; 35–39: 19 females
  • 30–34: 30–34: 12 males; 30–34: 9 females
  • 25–29: 25–29: 7 males; 25–29: 3 females
  • 20–24: 20–24: 0 males; 20–24: 5 females
  • 15–19: 15–19: 4 males; 15–19: 14 females
  • 10–14: 10–14: 11 males; 10–14: 12 females
  • 5–9: 5–9: 9 males; 5–9: 13 females
  • 0–4: 0–4: 13 males; 0–4: 23 females

Sources

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

More for 6405, WA

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in 6405, WA [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA6405/6405-wa/topic/demographics-identity