Christmas Island · Statistical Area 2 (SA2)

Family & Households in Christmas Island

How families and households are made up across the area.

Far more people live alone on Christmas Island than in the rest of Australia, with 31% of all households consisting of just one person. While family groups remain common, this shift toward smaller households has seen the typical number of people per home edge down slightly since 2011.

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📍 Christmas Island, Statistical Area 2 (SA2)

Where Christmas Island sits — Average household size

2.5 ▼ -3.8%
  • 1.0: 7 areas
  • 1.1: 0 areas
  • 1.2: 1 area
  • 1.3: 3 areas
  • 1.4: 6 areas
  • 1.5: 9 areas
  • 1.6: 3 areas
  • 1.7: 13 areas
  • 1.8: 28 areas
  • 1.9: 37 areas
  • 2.0: 54 areas
  • 2.1: 115 areas
  • 2.2: 188 areas
  • 2.3: 287 areas
  • 2.4: 258 areas
  • 2.5: 272 areas
  • 2.6: 246 areas
  • 2.7: 211 areas
  • 2.8: 190 areas
  • 2.9: 149 areas
  • 3.0: 119 areas
  • 3.1: 66 areas
  • 3.2: 44 areas
  • 3.3: 38 areas
  • 3.4: 30 areas
  • 3.5: 10 areas
  • 3.6: 8 areas
  • 3.7: 5 areas
  • 3.8: 4 areas
  • 3.9: 2 areas
  • 4.0: 3 areas
  • 4.1: 1 area
  • 4.2: 1 area
  • 4.3: 2 areas
  • 4.4: 0 areas
  • 4.5: 1 area
  • 4.6: 0 areas
  • 4.7: 0 areas
  • 4.8: 1 area
  • 4.9: 0 areas
  • 5.0: 2 areas
  • 5.1: 1 area
  • 5.2: 0 areas
  • 5.3: 0 areas
  • 5.4: 0 areas
  • 5.5: 0 areas
  • 5.6: 0 areas
  • 5.7: 0 areas
  • 5.8: 0 areas
  • 5.9: 0 areas
  • 6.0: 2 areas

All statistical area 2 (sa2) areas, 2021. The marker is Christmas Island — lower than 57% of areas.

Average household size compared with the state and national average
Christmas Island2.5
6798, OT 2.5
Other Territories 2.4
Australia 2.5

Households

Average household size.

About 31% of residents live alone, which is well above the national figure of 25.6% and a 7-point increase since 2011. The typical home now houses 2.5 people, which is about the same as the Australian average.

2.5 ▼ -3.8%

Lower than 57% of statistical area 2 (sa2) areas.

  • 2011: 2.6
  • 2016: 2.7
  • 2021: 2.5

Average number of people usually resident per household.

31.0% ▲ +28.9%

Higher than 76% of statistical area 2 (sa2) areas.

  • 2011: 24.1%
  • 2016: 23.8%
  • 2021: 31.0%

Share of households that are a single person living alone.

Household size

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Christmas Island splits fairly evenly between 1 person (31%) and 2 people (31%), with 3 people at 14%.

Families

Family types and one-parent families.

Families with couples and children make up 65% of the area. Only 8.6% of families are one-parent households, a figure that is well below both the territory and national averages.

8.6% ▲ +10.7%

Lower than 90% of statistical area 2 (sa2) areas.

  • 2011: 7.8%
  • 2016: 8.3%
  • 2021: 8.6%

Share of people who live in one-parent families.

Family composition

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In Christmas Island, Couples with children is the majority at 65%; Couples without children is next at 25%.

Sources

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

More for Christmas Island

Cite this page

Australian Bureau of Statistics. (2021). Family & Households in Christmas Island [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/901011001/christmas-island/topic/family-households