South Boulder · Suburb / Locality

Family & Households in South Boulder

How families and households are made up across the area.

A much higher share of people live alone in South Boulder compared to the rest of the state. This area sees a striking number of single-person homes and a very high rate of one-parent families, marking a significant difference from the national average.

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📍 South Boulder, Suburb / Locality

Where South Boulder sits — Average household size

2.4 ▼ -4.0%
  • 1.5–1.6: 490 areas
  • 1.6–1.8: 168 areas
  • 1.8–1.9: 642 areas
  • 1.9–2.1: 816 areas
  • 2.1–2.2: 1854 areas
  • 2.2–2.4: 1319 areas
  • 2.4–2.5: 2753 areas
  • 2.5–2.7: 1349 areas
  • 2.7–2.8: 2332 areas
  • 2.8–3.0: 805 areas
  • 3.0–3.1: 1044 areas
  • 3.1–3.3: 289 areas
  • 3.3–3.4: 386 areas
  • 3.4–3.6: 110 areas
  • 3.6–3.7: 85 areas
  • 3.7–3.9: 40 areas
  • 3.9–4.0: 258 areas

All suburb / locality areas, 2021. The marker is South Boulder — lower than 57% of areas.

Average household size compared with the state and national average
South Boulder2.4
6432, WA 2.5
Western Australia 2.5
Australia 2.5

Households

Average household size.

About 33.5% of people here live alone, which is well above the 25.6% national figure. Despite this, the typical household size of 2.4 people is about the same as across Australia.

2.4 ▼ -4.0%

Lower than 57% of suburb / locality areas.

  • 2011: 2.5
  • 2016: 2.4
  • 2021: 2.4

Average number of people usually resident per household.

33.5% ▲ +9.9%

Higher than 81% of suburb / locality areas.

  • 2011: 30.5%
  • 2016: 32.6%
  • 2021: 33.5%

Share of households that are a single person living alone.

Household size

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South Boulder splits fairly evenly between 1 person (34%) and 2 people (32%), with 3 people at 14%.

Families

Family types and one-parent families.

One-parent families make up 23.8% of the total, a figure far above the Western Australian average of 13.5%. Nearly half of all families are couples with children, while 26.1% are couples without children.

23.8% ▲ +39.4%

Higher than 91% of suburb / locality areas.

  • 2011: 17.1%
  • 2016: 23.8%
  • 2021: 23.8%

Share of people who live in one-parent families.

Family composition

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In South Boulder, the largest group is Couples with children at 49%, followed by Couples without children (26%) and One-parent families (24%).

Sources

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

More for South Boulder

Cite this page

Australian Bureau of Statistics. (2021). Family & Households in South Boulder [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL51362/south-boulder/topic/family-households