Castlereagh · Suburb / Locality

Family & Households in Castlereagh

How families and households are made up across the area.

Couples with children make up 66.3% of families in Castlereagh, reflecting a strong family focus. This area has much larger households than most, with a typical home holding 3.4 people. This is well above the national figure of 2.5.

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📍 Castlereagh, Suburb / Locality

Where Castlereagh sits — Average household size

3.4 ▲ +13.3%
  • 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 Castlereagh — higher than 93% of areas.

Average household size compared with the state and national average
Castlereagh3.4
2749, NSW 3.0
New South Wales 2.6
Australia 2.5

Households

Average household size.

With 3.4 people per home, household sizes are among the highest at this level. This is consistent with the fact that very few people live alone here, at just 12.9%, which is far below the national figure of 25.6%.

3.4 ▲ +13.3%

Higher than 93% of suburb / locality areas.

  • 2011: 3.0
  • 2016: 3.3
  • 2021: 3.4

Average number of people usually resident per household.

12.9% ▼ -24.2%

Lower than 87% of suburb / locality areas.

  • 2011: 17.0%
  • 2016: 14.2%
  • 2021: 12.9%

Share of households that are a single person living alone.

Household size

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In Castlereagh, the largest group is 2 people at 28%, followed by 4 people (16%) and 5 people (15%).

Families

Family types and one-parent families.

Single-parent families make up 10.6% of the total, which is well below the New South Wales figure of 14.0%. Most families are couples, with 66.3% having children and 22.3% without.

10.6% ▲ +2.5%

Lower than 52% of suburb / locality areas.

  • 2011: 10.3%
  • 2016: 6.7%
  • 2021: 10.6%

Share of people who live in one-parent families.

Family composition

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In Castlereagh, Couples with children is the majority at 66%; Couples without children is next at 22%.

Sources

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

More for Castlereagh

Cite this page

Australian Bureau of Statistics. (2021). Family & Households in Castlereagh [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL10849/castlereagh/topic/family-households