Illawong · Suburb / Locality

Family & Households in Illawong

How families and households are made up across the area.

Far fewer people live alone in Illawong compared to the rest of the country, with only 9.8% of households consisting of one person. This suburb is dominated by larger homes, making it a place where most residents live as part of a family group.

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📍 Illawong, Suburb / Locality

Where Illawong sits — Average household size

3.1 ▼ -3.1%
  • 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 Illawong — higher than 88% of areas.

Average household size compared with the state and national average
Illawong3.1
2234, NSW 3.1
New South Wales 2.6
Australia 2.5

Households

Average household size.

Homes in Illawong are more crowded than usual, with 3.1 people per home compared to the national figure of 2.5. This is reflected in the breakdown, where 34.9% of households have two people and 20.8% have four.

3.1 ▼ -3.1%

Higher than 88% of suburb / locality areas.

  • 2011: 3.2
  • 2016: 3.2
  • 2021: 3.1

Average number of people usually resident per household.

9.8% ▲ +30.9%

Lower than 93% of suburb / locality areas.

  • 2011: 7.5%
  • 2016: 8.9%
  • 2021: 9.8%

Share of households that are a single person living alone.

Household size

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In Illawong, the largest group is 2 people at 35%, followed by 4 people (21%) and 3 people (18%).

Families

Family types and one-parent families.

Couples with children make up the majority of families at 66.0%. One-parent families are much less common here than in the rest of Australia, accounting for only 8.0% of the total.

8.0% ▲ +2.0%

Lower than 67% of suburb / locality areas.

  • 2011: 7.8%
  • 2016: 8.1%
  • 2021: 8.0%

Share of people who live in one-parent families.

Family composition

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In Illawong, Couples with children is the majority at 66%; Couples without children is next at 26%.

Sources

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

More for Illawong

Cite this page

Australian Bureau of Statistics. (2021). Family & Households in Illawong [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL11982/illawong/topic/family-households