South Australia · State / Territory

Family & Households in South Australia

How families and households are made up across the area.

Household patterns in South Australia have stayed remarkably steady since 2011. The state sees a high number of people living alone compared to other regions, with 28.5% of all households consisting of just one person. This trend contributes to a typical home size of 2.4 people, which is about the same as the national figure.

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📍 South Australia, State / Territory

Where South Australia sits — Average household size

2.4 → 0.0%
  • 2.4: 3 areas
  • 2.5: 4 areas
  • 2.6: 1 area
  • 2.7: 0 areas
  • 2.8: 1 area

All state / territory areas, 2021. The marker is South Australia.

Average household size compared with the state and national average
South Australia2.4
Australia 2.5

Households

Average household size.

Nearly 29% of residents live alone, a figure that is much higher than most other states and a little above the Australian average. Two-person homes are the most common at 34.7%, while the number of people per home has barely changed over the last decade.

2.4 → 0.0%

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

Average number of people usually resident per household.

28.5% ▲ +2.3%

  • 2011: 27.9%
  • 2016: 28.0%
  • 2021: 28.5%

Share of households that are a single person living alone.

Household size

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In South Australia, the largest group is 2 people at 35%, followed by 1 person (29%) and 3 people (15%).

Families

Family types and one-parent families.

Couples with children make up the largest group of families at 55.1%. One-parent families account for 14.8% of the total, which is higher than most other areas but about the same as the national figure.

14.8% ▲ +1.1%

  • 2011: 14.7%
  • 2016: 14.8%
  • 2021: 14.8%

Share of people who live in one-parent families.

Family composition

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In South Australia, Couples with children is the majority at 55%; Couples without children is next at 29%.

Sources

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

More for South Australia

Cite this page

Australian Bureau of Statistics. (2021). Family & Households in South Australia [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/ste/4/south-australia/topic/family-households