1.9 ▼ -32.1%
Lower than 93% of urban centre areas.
- 2011: 2.8
- 2016: 4.0
- 2021: 1.9
Average number of people usually resident per household.
Rottnest Island · Urban Centre
How families and households are made up across the area.
Small households are the norm on Rottnest Island, where only 1.9 people live in each home. This is well below the national figure of 2.5, reflecting a place where most residents live alone or as a couple.
All urban centre areas, 2021. The marker is Rottnest Island — lower than 93% of areas.
| Rottnest Island | 1.9 |
|---|---|
| 6161, WA | 1.9 |
| Western Australia | 2.5 |
| Australia | 2.5 |
Average household size.
People living alone make up 41% of households, a figure that is far above the Australian average and has risen by 25 points since 2011. This shift helps explain why the number of people per home has fallen from 2.8 to 1.9 over the last decade.
1.9 ▼ -32.1%
Lower than 93% of urban centre areas.
Average number of people usually resident per household.
41.0% ▲ +150.5%
Higher than 89% of urban centre areas.
Share of households that are a single person living alone.
Rottnest Island splits fairly evenly between 1 person (44%) and 2 people (44%), with 4 people at 7%.
Family types and one-parent families.
Most families here are couples without children, who make up 59.3% of the total. One-parent families account for just 5.1%, which is well below the national figure and down from 10.9% in 2011.
5.1% ▼ -53.5%
Lower than 99% of urban centre areas.
Share of people who live in one-parent families.
In Rottnest Island, Couples without children is the majority at 60%; Couples with children is next at 34%.
Australian Bureau of Statistics. (2021). Family & Households in Rottnest Island [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/ucl/UCL522057/rottnest-island/topic/family-households