Sydney · Suburb / Locality

Family & Households in Sydney

How families and households are made up across the area.

A shift toward smaller living arrangements defines Sydney, where 37.4% of people now live alone. This is far more than the national figure of 25.6%. The area is dominated by single and two-person households, making it much less crowded than most other parts of the country.

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📍 Sydney, Suburb / Locality

Where Sydney sits — Average household size

2.1 → 0.0%
  • 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 Sydney — lower than 81% of areas.

Average household size compared with the state and national average
Sydney2.1
2000, NSW 2.1
New South Wales 2.6
Australia 2.5

Households

Average household size.

Small homes are common here, with a typical size of 2.1 people, which is a little below the Australian figure of 2.5. This explains why people living alone are so numerous at 37.4%, a rate far above the 25.6% seen nationwide.

2.1 → 0.0%

Lower than 81% of suburb / locality areas.

  • 2011: 2.1
  • 2016: 2.4
  • 2021: 2.1

Average number of people usually resident per household.

37.4% ▲ +3.5%

Higher than 88% of suburb / locality areas.

  • 2011: 36.2%
  • 2016: 31.8%
  • 2021: 37.4%

Share of households that are a single person living alone.

Household size

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Sydney splits fairly evenly between 2 people (38%) and 1 person (37%), with 3 people at 11%.

Families

Family types and one-parent families.

Couples without children make up the largest group at 60.9%. Meanwhile, one-parent families account for 8.1%, which is well below the national and state figures of around 14%.

8.1% ▼ -1.7%

Lower than 66% of suburb / locality areas.

  • 2011: 8.2%
  • 2016: 8.6%
  • 2021: 8.1%

Share of people who live in one-parent families.

Family composition

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In Sydney, Couples without children is the majority at 61%; Couples with children is next at 26%.

Sources

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

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Cite this page

Australian Bureau of Statistics. (2021). Family & Households in Sydney [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL13730/sydney/topic/family-households