Seacliff · Suburb / Locality

Family & Households in Seacliff

How families and households are made up across the area.

More than half of all families in Seacliff are couples with children, making them the most common household type. The area has a balanced mix of family sizes, with typical homes holding about 2.4 people, which is about the same as the South Australian figure.

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📍 Seacliff, Suburb / Locality

Where Seacliff sits — Average household size

2.4 ▲ +4.3%
  • 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 Seacliff — lower than 57% of areas.

Average household size compared with the state and national average
Seacliff2.4
5049, SA 2.5
South Australia 2.4
Australia 2.5

Households

Average household size.

Two-person homes are the most common here at 41.1%. About 24.1% of people live alone, which is well below the South Australian rate of 28.5%.

2.4 ▲ +4.3%

Lower than 57% of suburb / locality areas.

  • 2011: 2.3
  • 2016: 2.3
  • 2021: 2.4

Average number of people usually resident per household.

24.1% ▼ -14.0%

Higher than 52% of suburb / locality areas.

  • 2011: 28.0%
  • 2016: 26.5%
  • 2021: 24.1%

Share of households that are a single person living alone.

Household size

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In Seacliff, the largest group is 2 people at 41%, followed by 1 person (24%) and 3 people (16%).

Families

Family types and one-parent families.

Couples with children make up 53.2% of families, while 34.5% are couples without children. One-parent families account for 12.2%, a figure a little below the national average of 14.1%.

12.2% ▲ +6.7%

Higher than 58% of suburb / locality areas.

  • 2011: 11.5%
  • 2016: 12.3%
  • 2021: 12.2%

Share of people who live in one-parent families.

Family composition

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In Seacliff, Couples with children is the majority at 53%; Couples without children is next at 34%.

Sources

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

More for Seacliff

Cite this page

Australian Bureau of Statistics. (2021). Family & Households in Seacliff [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sal/SAL41311/seacliff/topic/family-households