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Hornsby Shire CouncilCommunity profile

In Hornsby, 33.1% of households were made up of couples with children in 2021, compared with 46.6% in Mount Colah - Mount Kuring-gai.

Hornsby'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, Hornsby'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.

Q:

Derived from the Census question:

'What is the person's relationship (to each other person in the household)?'

Household type
Hornsby - Total households (Enumerated)20212016Change
Households by typeNumber%Mount Colah - Mount Kuring-gai %Number%Mount Colah - Mount Kuring-gai %2016 to 2021
Couples with children2,95433.146.62,98034.950.7-26
Couples without children2,08123.325.01,89522.222.2+186
One parent families8809.99.488110.310.1-1
Other families1321.50.91341.61.0-2
Group household3123.51.53373.91.3-25
Lone person2,29225.714.81,93222.612.7+360
Other not classifiable household2232.51.53053.61.6-82
Visitor only households440.50.3680.80.4-24
Total households8,918100.0100.08,532100.0100.0+386
Source: Australian Bureau of Statistics, Census of Population and Housing 2016 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information

Dominant groups

Analysis of the household/family types in Hornsby in 2021 compared to Mount Colah - Mount Kuring-gai shows that there was a lower proportion of couple families with child(ren) as well as a similar proportion of one-parent families. Overall, 33.1% of total families were couple families with child(ren), and 9.9% were one-parent families, compared with 46.6% and 9.4% respectively for Mount Colah - Mount Kuring-gai.

There were a higher proportion of lone person households and a lower proportion of couples without children. Overall, the proportion of lone person households was 25.7% compared to 14.8% in Mount Colah - Mount Kuring-gai while the proportion of couples without children was 23.3% compared to 25.0% in Mount Colah - Mount Kuring-gai.

Emerging groups

The number of households in Hornsby increased by 386 between 2016 and 2021.

The largest changes in family/household types in Hornsby between 2016 and 2021 were:

  • Lone person (+360 households)
  • Couples without children (+186 households)

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