6173, WA · Postcode

Demographics & Identity in 6173, WA

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

A typical resident in postcode 6173 is just 34, making this area noticeably younger than both Western Australia and the rest of the country. The population grew 20% since 2011 to reach 12,474 people, creating a community with a very high proportion of children and very few seniors.

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📍 6173, WA, Postcode

Where 6173, WA sits — Total population

12,474 ▲ +19.6%
  • 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 6173, WA — higher than 72% of areas.

Total population compared with the state and national average
6173, WA12,474
Rockingham 135,678
Western Australia 2,660,026
Australia 25,422,788

Population

How many people, and the typical age.

The population has grown by about 2,045 people since 2011. While the typical age is now 34, this is 5 years older than it was in 2011.

12,474 ▲ +19.6%

Higher than 72% of postcode areas.

  • 2011: 10,429
  • 2016: 12,073
  • 2021: 12,474

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

34 yrs ▲ +17.2%

Younger than 90% of postcode areas.

  • 2011: 29 yrs
  • 2016: 31 yrs
  • 2021: 34 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 25.2% of the population, which is well above the national figure of 18.2%. In contrast, seniors aged 65 and over are far below the national average at only 6.5%.

6.5% ▲ +95.5%

Lower than 96% of postcode areas.

  • 2011: 3.3%
  • 2016: 4.7%
  • 2021: 6.5%

Share of the population aged 65 years and over.

25.2% ▼ -15.8%

Higher than 97% of postcode areas.

  • 2011: 29.9%
  • 2016: 27.8%
  • 2021: 25.2%

Share of the population aged under 15 years.

Age structure

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6173, WA splits fairly evenly between Older adults (45–64) (27%) and Young adults (25–44) (27%), with Children (0–14) at 25%.

Identity & relationships

First Nations identity and marital status.

About 2.1% of residents identify as Aboriginal or Torres Strait Islander, which is a little below the state and national figures. More than half of the population is married, while 11.9% are in a de facto relationship.

11.9% ▲ +3.2%

Lower than 57% of postcode areas.

  • 2011: 11.5%
  • 2016: 11.9%
  • 2021: 11.9%

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

Marital status

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In 6173, WA, Married is the majority at 53%; Never married is next at 36%.

Age & sex structure

  • 85+: 85+: 17 males; 85+: 23 females
  • 80–84: 80–84: 30 males; 80–84: 41 females
  • 75–79: 75–79: 74 males; 75–79: 85 females
  • 70–74: 70–74: 120 males; 70–74: 117 females
  • 65–69: 65–69: 137 males; 65–69: 152 females
  • 60–64: 60–64: 227 males; 60–64: 203 females
  • 55–59: 55–59: 419 males; 55–59: 368 females
  • 50–54: 50–54: 505 males; 50–54: 547 females
  • 45–49: 45–49: 533 males; 45–49: 547 females
  • 40–44: 40–44: 528 males; 40–44: 552 females
  • 35–39: 35–39: 439 males; 35–39: 483 females
  • 30–34: 30–34: 334 males; 30–34: 370 females
  • 25–29: 25–29: 294 males; 25–29: 315 females
  • 20–24: 20–24: 377 males; 20–24: 357 females
  • 15–19: 15–19: 609 males; 15–19: 515 females
  • 10–14: 10–14: 658 males; 10–14: 629 females
  • 5–9: 5–9: 539 males; 5–9: 509 females
  • 0–4: 0–4: 419 males; 0–4: 384 females

Sources

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

More for 6173, WA

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in 6173, WA [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA6173/6173-wa/topic/demographics-identity