6421, WA · Postcode

Family & Households in 6421, WA

How families and households are made up across the area.

Nearly 70% of families in postcode 6421 are couples with children, making it a place where large households are common. This area is defined by families, with the typical home holding more people than is usual across Australia.

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📍 6421, WA, Postcode

Where 6421, WA sits — Average household size

2.8 ▲ +3.7%
  • 1.0: 3 areas
  • 1.1: 1 area
  • 1.2: 0 areas
  • 1.3: 1 area
  • 1.4: 1 area
  • 1.5: 4 areas
  • 1.6: 1 area
  • 1.7: 16 areas
  • 1.8: 28 areas
  • 1.9: 61 areas
  • 2.0: 101 areas
  • 2.1: 182 areas
  • 2.2: 257 areas
  • 2.3: 365 areas
  • 2.4: 338 areas
  • 2.5: 338 areas
  • 2.6: 233 areas
  • 2.7: 223 areas
  • 2.8: 157 areas
  • 2.9: 127 areas
  • 3.0: 75 areas
  • 3.1: 49 areas
  • 3.2: 40 areas
  • 3.3: 13 areas
  • 3.4: 10 areas
  • 3.5: 6 areas
  • 3.6: 3 areas
  • 3.7: 1 area
  • 3.8: 2 areas
  • 3.9: 0 areas
  • 4.0: 1 area
  • 4.1: 0 areas
  • 4.2: 1 area

All postcode areas, 2021. The marker is 6421, WA — higher than 86% of areas.

Average household size compared with the state and national average
6421, WA2.8
Westonia 2.2
Western Australia 2.5
Australia 2.5

Households

Average household size.

Homes here are larger than most, with a typical 2.8 people per household, a figure that has edged up since 2011. Meanwhile, the share of people living alone has risen to 28.6%, which is well above the national figure.

2.8 ▲ +3.7%

Higher than 86% of postcode areas.

  • 2011: 2.7
  • 2016: 2.4
  • 2021: 2.8

Average number of people usually resident per household.

28.6% ▲ +27.8%

Higher than 57% of postcode areas.

  • 2011: 22.4%
  • 2016: 21.7%
  • 2021: 28.6%

Share of households that are a single person living alone.

Household size

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In 6421, WA, the largest group is 2 people at 37%, followed by 1 person (29%) and 4 people (20%).

Families

Family types and one-parent families.

One-parent families make up only 5.5% of the total, a figure that is well below the state and national averages. While this represents a 4.0 percentage point increase since 2011, it remains among the lowest levels for similar areas.

5.5% ▲ +278.0%

Lower than 90% of postcode areas.

  • 2011: 1.5%
  • 2016: 17.1%
  • 2021: 5.5%

Share of people who live in one-parent families.

Family composition

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In 6421, WA, Couples with children is the majority at 71%; Couples without children is next at 23%.

Sources

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

More for 6421, WA

Cite this page

Australian Bureau of Statistics. (2021). Family & Households in 6421, WA [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA6421/6421-wa/topic/family-households