2100, NSW · Postcode

Family & Households in 2100, NSW

How families and households are made up across the area.

Larger households are a defining feature of life in postcode 2100, where nearly three people live in the typical home. This stands out as one of the highest rates for household size across similar areas, reflecting a community where few people live alone compared to the rest of the state.

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📍 2100, NSW, Postcode

Where 2100, NSW sits — Average household size

2.9 → 0.0%
  • 1.0: 3 areas
  • 1.1: 1 area
  • 1.2: 0 areas
  • 1.3: 1 area
  • 1.4: 1 area
  • 1.5: 4 areas
  • 1.6: 1 area
  • 1.7: 16 areas
  • 1.8: 28 areas
  • 1.9: 61 areas
  • 2.0: 101 areas
  • 2.1: 182 areas
  • 2.2: 257 areas
  • 2.3: 365 areas
  • 2.4: 338 areas
  • 2.5: 338 areas
  • 2.6: 233 areas
  • 2.7: 223 areas
  • 2.8: 157 areas
  • 2.9: 127 areas
  • 3.0: 75 areas
  • 3.1: 49 areas
  • 3.2: 40 areas
  • 3.3: 13 areas
  • 3.4: 10 areas
  • 3.5: 6 areas
  • 3.6: 3 areas
  • 3.7: 1 area
  • 3.8: 2 areas
  • 3.9: 0 areas
  • 4.0: 1 area
  • 4.1: 0 areas
  • 4.2: 1 area

All postcode areas, 2021. The marker is 2100, NSW — higher than 89% of areas.

Average household size compared with the state and national average
2100, NSW2.9
Northern Beaches 2.7
New South Wales 2.6
Australia 2.5

Households

Average household size.

With 2.9 people per home, this area sits a little above the national figure of 2.5. This trend has stayed steady since 2011, and only 18.8% of residents live alone, which is well below the 25.6% seen across Australia.

2.9 → 0.0%

Higher than 89% of postcode areas.

  • 2011: 2.9
  • 2016: 3.0
  • 2021: 2.9

Average number of people usually resident per household.

18.8% ▼ -1.8%

Lower than 83% of postcode areas.

  • 2011: 19.2%
  • 2016: 18.5%
  • 2021: 18.8%

Share of households that are a single person living alone.

Household size

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2100, NSW splits fairly evenly between 2 people (27%) and 4 people (23%), with 1 person at 19%.

Families

Family types and one-parent families.

Couples with children make up the vast majority of families here at 69.3%. One-parent families account for 10.1%, a figure that is well below both the New South Wales and national averages.

10.1% ▼ 0.0%

Lower than 70% of postcode areas.

  • 2011: 10.1%
  • 2016: 9.5%
  • 2021: 10.1%

Share of people who live in one-parent families.

Family composition

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In 2100, NSW, Couples with children is the majority at 69%; Couples without children is next at 20%.

Sources

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

More for 2100, NSW

Cite this page

Australian Bureau of Statistics. (2021). Family & Households in 2100, NSW [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/poa/POA2100/2100-nsw/topic/family-households