Bilgola
Household type
In Bilgola, 42.3% of households were made up of couples with children in 2021, compared with 44.2% in Terrey Hills PCA.
Bilgola's household and family structure is one of the most important demographic indicators. It reveals the area's residential role and function, era of settlement and provides key insights into the level of demand for services and facilities as most are related to age and household types.
To continue building the story, Bilgola's Household Summary should be viewed in conjunction with Households with Children, Households without Children, Household Size, Age Structure and Dwelling Type.
If you're looking at this data to prepare a housing strategy, learn more here.
Derived from the Census question:
'What is the person's relationship (to each other person in the household)?'
Households
| Household type | ||||||||
|---|---|---|---|---|---|---|---|---|
| Bilgola - Total households (Enumerated) | 2021 | 2006 | Change | |||||
| Households by type | Number | % | Terrey Hills PCA % | Number | % | Terrey Hills PCA % | 2006 to 2021 | |
 Couples with children | 571 | 42.3 | 44.2 | 520 | 42.7 | 48.0 | +50 | 19500 |
| Couples without children | 456 | 33.8 | 29.6 | 350 | 28.8 | 23.0 | +105 | 19501 |
| One parent families | 106 | 7.9 | 6.5 | 101 | 8.3 | 7.7 | +5 | 19502 |
| Other families | 3 | 0.2 | 0.3 | 2 | 0.2 | 0.8 | +1 | 19503 |
| Group household | 15 | 1.1 | 1.9 | 18 | 1.5 | 2.0 | -3 | 19504 |
| Lone person | 173 | 12.8 | 14.6 | 146 | 12.0 | 11.2 | +27 | 19505 |
| Other not classifiable household | 16 | 1.2 | 2.0 | 66 | 5.5 | 6.8 | -51 | 19506 |
| Visitor only households | 10 | 0.7 | 1.0 | 11 | 1.0 | 0.5 | -2 | 19507 |
| Total households | 1,350 | 100.0 | 100.0 | 1,217 | 100.0 | 100.0 | +132 | |
Source: Australian Bureau of Statistics, Census of Population and Housing (opens a new window) 2006 and 2021. Compiled and presented by .id (opens a new window)(informed decisions).
(Enumerated data)
Compiled and presented in profile.id by .id (informed decisions).
Compiled and presented in profile.id by .id (informed decisions).
Dominant groups
Analysis of the household/family types in Bilgola in 2021 compared to Terrey Hills PCA shows that there was a lower proportion of couple families with child(ren) as well as a higher proportion of one-parent families. Overall, 42.3% of total families were couple families with child(ren), and 7.9% were one-parent families, compared with 44.2% and 6.5% respectively for Terrey Hills PCA.
There were a lower proportion of lone person households and a higher proportion of couples without children. Overall, the proportion of lone person households was 12.8% compared to 14.6% in Terrey Hills PCA while the proportion of couples without children was 33.8% compared to 29.6% in Terrey Hills PCA.
Emerging groups
The number of households in Bilgola increased by 133 between 2006 and 2021.
The largest changes in family/household types in Bilgola between 2006 and 2021 were:
- Couples without children (+105 households)
- Couples with children (+50 households)