Illawarra · Region (SA4)

Family & Households in Illawarra

How families and households are made up across the area.

More people share their homes in Illawarra than in most similar areas. While the typical household size matches the national figure of 2.5 people, the region is mostly made up of couples with children and those without, mirroring state and national family patterns.

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📍 Illawarra, Region (SA4)

Where Illawarra sits — Average household size

2.5 ▼ -3.8%
  • 1.5: 1 area
  • 1.6: 0 areas
  • 1.7: 1 area
  • 1.8: 0 areas
  • 1.9: 0 areas
  • 2.0: 1 area
  • 2.1: 1 area
  • 2.2: 1 area
  • 2.3: 18 areas
  • 2.4: 20 areas
  • 2.5: 18 areas
  • 2.6: 11 areas
  • 2.7: 7 areas
  • 2.8: 5 areas
  • 2.9: 4 areas
  • 3.0: 0 areas
  • 3.1: 3 areas
  • 3.2: 1 area

All region (sa4) areas, 2021. The marker is Illawarra — higher than 57% of areas.

Average household size compared with the state and national average
Illawarra2.5
Rest of NSW 2.4
New South Wales 2.6
Australia 2.5

Households

Average household size.

Typical homes here hold 2.5 people, which is higher than most similar areas and has edged down since 2011. About 25% of residents live alone, a figure that has barely changed over the last decade and sits right on the state average.

2.5 ▼ -3.8%

Higher than 57% of region (sa4) areas.

  • 2011: 2.6
  • 2016: 2.6
  • 2021: 2.5

Average number of people usually resident per household.

25.0% ▲ +2.1%

Lower than 64% of region (sa4) areas.

  • 2011: 24.5%
  • 2016: 24.1%
  • 2021: 25.0%

Share of households that are a single person living alone.

Household size

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In Illawarra, the largest group is 2 people at 34%, followed by 1 person (25%) and 4 people (16%).

Families

Family types and one-parent families.

Couples with children make up the largest group at 57.2%, while 26.9% are couples without children. One-parent families account for 14.9% of the total, which is about the same as the national figure and has remained steady since 2011.

14.9% ▼ -3.3%

Higher than 55% of region (sa4) areas.

  • 2011: 15.4%
  • 2016: 15.3%
  • 2021: 14.9%

Share of people who live in one-parent families.

Family composition

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In Illawarra, Couples with children is the majority at 57%; Couples without children is next at 27%.

Sources

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

More for Illawarra

Cite this page

Australian Bureau of Statistics. (2021). Family & Households in Illawarra [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa4/107/illawarra/topic/family-households