Birchmont · Suburb / Locality

Demographics & Identity in Birchmont

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

Over half of the 86 people in Birchmont are married, making this the most common relationship status in the area. It is a sparsely populated place where the typical resident is 45, which is noticeably older than the national figure.

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📍 Birchmont, Suburb / Locality

Where Birchmont sits — Total population

86
  • 1–1: 689 areas
  • 1–2: 0 areas
  • 2–3: 119 areas
  • 3–5: 108 areas
  • 5–7: 243 areas
  • 7–11: 241 areas
  • 11–16: 514 areas
  • 16–24: 579 areas
  • 24–36: 898 areas
  • 36–53: 1059 areas
  • 53–79: 1168 areas
  • 79–117: 1203 areas
  • 117–174: 1171 areas
  • 174–258: 1010 areas
  • 258–384: 856 areas
  • 384–571: 670 areas
  • 571–850: 616 areas
  • 850–1,263: 567 areas
  • 1,263–1,879: 520 areas
  • 1,879–2,794: 590 areas
  • 2,794–4,154: 679 areas
  • 4,154–6,177: 585 areas
  • 6,177–9,186: 528 areas
  • 9,186–13,659: 405 areas
  • 13,659–20,311: 195 areas
  • 20,311–30,202: 96 areas
  • 30,202–44,910: 33 areas
  • 44,910–66,781: 10 areas

All suburb / locality areas, 2021. The marker is Birchmont — lower than 62% of areas.

Total population compared with the state and national average
Birchmont86
6214, WA 684
Western Australia 2,660,026
Australia 25,422,788

Population

How many people, and the typical age.

The population is small, with only 86 residents. The typical person here is 45, making the area noticeably older than both Western Australia and the rest of the country.

86

Lower than 62% of suburb / locality areas.

  • 2016: 73
  • 2021: 86

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

45 yrs

Older than 50% of suburb / locality areas.

  • 2016: 40 yrs
  • 2021: 45 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 18.6% of the population, which is higher than most areas. Seniors aged 65 and over also account for 18.6%, a figure slightly above the state and national averages.

18.6%

Lower than 51% of suburb / locality areas.

  • 2016: 24.7%
  • 2021: 18.6%

Share of the population aged 65 years and over.

18.6%

Higher than 61% of suburb / locality areas.

  • 2016: 17.8%
  • 2021: 18.6%

Share of the population aged under 15 years.

Age structure

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Birchmont splits fairly evenly between Older adults (45–64) (23%) and Children (0–14) (21%), with Seniors (65+) at 21%.

Identity & relationships

First Nations identity and marital status.

No Aboriginal or Torres Strait Islander people live here, which is well below the national figure. People in de facto relationships make up just 4.8% of the population, a much lower share than most other areas.

4.8%

Lower than 89% of suburb / locality areas.

  • 2016: 18.2%
  • 2021: 4.8%

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

Marital status

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In Birchmont, Married is the majority at 60%; Never married is next at 29%.

Age & sex structure

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

Sources

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

More for Birchmont

Cite this page

Australian Bureau of Statistics. (2021). Demographics & Identity in Birchmont [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL50131/birchmont/topic/demographics-identity