6720, WA · Postcode

Demographics & Identity in 6720, WA

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

A typical resident in postcode 6720 is just 32 years old, making this area noticeably younger than both Western Australia and the rest of the country. The community is skewed heavily toward young adults and children, though the total population of 2,279 has shrunk by about 11% since 2011.

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📍 6720, WA, Postcode

Where 6720, WA sits — Total population

2,279 ▼ -10.6%
  • 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 6720, WA — lower than 57% of areas.

Total population compared with the state and national average
6720, WA2,279
Karratha 22,199
Western Australia 2,660,026
Australia 25,422,788

Population

How many people, and the typical age.

The typical age here has stayed steady at 32 since 2011, which is among the lowest for similar areas. This makes the population noticeably younger than the national figure of 38.

2,279 ▼ -10.6%

Lower than 57% of postcode areas.

  • 2011: 2,550
  • 2016: 2,528
  • 2021: 2,279

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

32 yrs → 0.0%

Younger than 95% of postcode areas.

  • 2011: 32 yrs
  • 2016: 31 yrs
  • 2021: 32 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 26.9% of the population, a figure well above the national average. This helps explain why the area is so young, especially as seniors aged 65 and over are far below the state average at just 3.6%.

3.6% ▲ +73.3%

Lower than 99% of postcode areas.

  • 2011: 2.1%
  • 2016: 1.9%
  • 2021: 3.6%

Share of the population aged 65 years and over.

26.9% ▲ +20.4%

Higher than 99% of postcode areas.

  • 2011: 22.3%
  • 2016: 25.9%
  • 2021: 26.9%

Share of the population aged under 15 years.

Age structure

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In 6720, WA, the largest group is Young adults (25–44) at 38%, followed by Children (0–14) (27%) and Older adults (45–64) (22%).

Identity & relationships

First Nations identity and marital status.

Aboriginal and Torres Strait Islander people make up 13.0% of the population, which is well above the national figure. De facto relationships are also far more common here than in the rest of the state, accounting for 23.6% of residents.

13.0% ▼ -45.2%

Higher than 90% of postcode areas.

  • 2011: 23.7%
  • 2016: 16.1%
  • 2021: 13.0%

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

23.6% ▲ +5.2%

Higher than 99% of postcode areas.

  • 2011: 22.5%
  • 2016: 25.1%
  • 2021: 23.6%

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

Marital status

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6720, WA splits fairly evenly between Never married (46%) and Married (44%), with Divorced at 7%.

Age & sex structure

  • 85+: 85+: 0 males; 85+: 0 females
  • 80–84: 80–84: 10 males; 80–84: 5 females
  • 75–79: 75–79: 4 males; 75–79: 0 females
  • 70–74: 70–74: 15 males; 70–74: 9 females
  • 65–69: 65–69: 35 males; 65–69: 16 females
  • 60–64: 60–64: 42 males; 60–64: 30 females
  • 55–59: 55–59: 75 males; 55–59: 46 females
  • 50–54: 50–54: 85 males; 50–54: 54 females
  • 45–49: 45–49: 89 males; 45–49: 76 females
  • 40–44: 40–44: 130 males; 40–44: 78 females
  • 35–39: 35–39: 123 males; 35–39: 117 females
  • 30–34: 30–34: 107 males; 30–34: 108 females
  • 25–29: 25–29: 113 males; 25–29: 78 females
  • 20–24: 20–24: 53 males; 20–24: 54 females
  • 15–19: 15–19: 73 males; 15–19: 48 females
  • 10–14: 10–14: 92 males; 10–14: 88 females
  • 5–9: 5–9: 124 males; 5–9: 99 females
  • 0–4: 0–4: 116 males; 0–4: 91 females

Sources

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

More for 6720, WA

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in 6720, WA [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA6720/6720-wa/topic/demographics-identity