Greater Sydney · Capital City

Family & Households in Greater Sydney

How families and households are made up across the area.

Couples with children make up 62.5% of families in Greater Sydney, making them the most common family type. The region is characterised by larger households than most similar areas, with an average of 2.7 people per home. This reflects a strong family presence across the city's diverse suburbs.

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📍 Greater Sydney, Capital City

Where Greater Sydney sits — Average household size

2.7
  • 1.5: 1 area
  • 1.6: 0 areas
  • 1.7: 1 area
  • 1.8: 0 areas
  • 1.9: 0 areas
  • 2.0: 0 areas
  • 2.1: 0 areas
  • 2.2: 0 areas
  • 2.3: 3 areas
  • 2.4: 4 areas
  • 2.5: 4 areas
  • 2.6: 4 areas
  • 2.7: 1 area
  • 2.8: 0 areas
  • 2.9: 0 areas
  • 3.0: 0 areas
  • 3.1: 1 area

All capital city areas, 2021. The marker is Greater Sydney — higher than 90% of areas.

Average household size compared with the state and national average
Greater Sydney2.7
New South Wales 2.6
Australia 2.5

Households

Average household size.

While the number of people living alone rose to 23.2% since 2016, this is still a little below the national figure of 25.6%. Most homes house two people (30.7%), and the typical household size of 2.7 is among the highest at this level.

2.7

Higher than 90% of capital city areas.

  • 2016: 2.8
  • 2021: 2.7

Average number of people usually resident per household.

23.2%

Lower than 99% of capital city areas.

  • 2016: 21.6%
  • 2021: 23.2%

Share of households that are a single person living alone.

Household size

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In Greater Sydney, the largest group is 2 people at 31%, followed by 1 person (23%) and 4 people (17%).

Families

Family types and one-parent families.

One-parent families make up 13.1% of the total, which is much lower than most similar areas. This figure has barely changed since 2016 and sits a little below the Australian average of 14.1%.

13.1%

Lower than 83% of capital city areas.

  • 2016: 13.2%
  • 2021: 13.1%

Share of people who live in one-parent families.

Family composition

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In Greater Sydney, Couples with children is the majority at 62%; Couples without children is next at 23%.

Sources

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

More for Greater Sydney

Cite this page

Australian Bureau of Statistics. (2021). Family & Households in Greater Sydney [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/gccsa/1GSYD/greater-sydney/topic/family-households