6646, WA · Postcode

Demographics & Identity in 6646, WA

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

Fewer than 600 people now live in postcode 6646, following a steep 54% population drop since 2011. Despite this decline, the area remains noticeably younger than the state and national average, with a typical resident aged 35. It is also a place with a very high proportion of First Nations people.

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📍 6646, WA, Postcode

Where 6646, WA sits — Total population

535 ▼ -53.8%
  • 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 6646, WA — lower than 80% of areas.

Total population compared with the state and national average
6646, WA535
Wiluna 535
Western Australia 2,660,026
Australia 25,422,788

Population

How many people, and the typical age.

The population shrank by 624 people between 2011 and 2021, leaving a total of 535 residents. These residents are noticeably younger than the typical person in Western Australia or across the country.

535 ▼ -53.8%

Lower than 80% of postcode areas.

  • 2011: 1,159
  • 2016: 742
  • 2021: 535

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

35 yrs ▲ +2.9%

Younger than 88% of postcode areas.

  • 2011: 34 yrs
  • 2016: 35 yrs
  • 2021: 35 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 only 8.6% of the population, which is well below the national figure of 17.2%. Children under 15 also make up a smaller share than usual at 15.7%, though both groups have seen their proportions rise since 2011.

8.6% ▲ +184.7%

Lower than 92% of postcode areas.

  • 2011: 3.0%
  • 2016: 5.9%
  • 2021: 8.6%

Share of the population aged 65 years and over.

15.7% ▲ +56.9%

Lower than 67% of postcode areas.

  • 2011: 10.0%
  • 2016: 11.1%
  • 2021: 15.7%

Share of the population aged under 15 years.

Age structure

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In 6646, WA, the largest group is Young adults (25–44) at 38%, followed by Older adults (45–64) (25%) and Children (0–14) (16%).

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 26.4% of the population, which is far above the 3.2% national average. There is also a much higher rate of de facto relationships here than in the rest of the country, at 28.0%.

26.4% ▲ +5.2%

Higher than 99% of postcode areas.

  • 2011: 25.0%
  • 2016: 30.1%
  • 2021: 26.4%

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

28.0% ▲ +30.6%

Higher than 99% of postcode areas.

  • 2011: 21.4%
  • 2016: 23.0%
  • 2021: 28.0%

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

Marital status

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In 6646, WA, Never married is the majority at 56%; Married is next at 24%.

Age & sex structure

  • 85+: 85+: 0 males; 85+: 0 females
  • 80–84: 80–84: 4 males; 80–84: 3 females
  • 75–79: 75–79: 4 males; 75–79: 4 females
  • 70–74: 70–74: 16 males; 70–74: 9 females
  • 65–69: 65–69: 10 males; 65–69: 11 females
  • 60–64: 60–64: 8 males; 60–64: 7 females
  • 55–59: 55–59: 23 males; 55–59: 9 females
  • 50–54: 50–54: 28 males; 50–54: 22 females
  • 45–49: 45–49: 24 males; 45–49: 10 females
  • 40–44: 40–44: 22 males; 40–44: 15 females
  • 35–39: 35–39: 39 males; 35–39: 16 females
  • 30–34: 30–34: 42 males; 30–34: 8 females
  • 25–29: 25–29: 35 males; 25–29: 24 females
  • 20–24: 20–24: 35 males; 20–24: 11 females
  • 15–19: 15–19: 16 males; 15–19: 5 females
  • 10–14: 10–14: 17 males; 10–14: 13 females
  • 5–9: 5–9: 20 males; 5–9: 25 females
  • 0–4: 0–4: 6 males; 0–4: 15 females

Sources

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

More for 6646, WA

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in 6646, WA [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA6646/6646-wa/topic/demographics-identity