Northern Beaches CouncilPopulation forecast
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This forecast has been updated with 2016 Census dwelling counts and the 2016 Estimated Resident Population. More information can be found here.

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Seaforth

Household types

In 2016, the dominant household type in Seaforth was 'Couple families with dependents', and by 2026 the largest forecast increase is expected in 'Couples without dependents'.

Analysing the future household structure in Northern Beaches Council area, especially in conjunction with age structure, provides insight to the role the area plays in the housing market. Some areas, usually with separate housing stock, are dominated by families. Others, with more dense housing in inner city locations have significant numbers of lone person households and couples without dependents.

Forecast household types
Seaforth201620262036Change between 2016 and 2036
TypeNumber%Number%Number%Number
Couple families with dependents1,24552.11,17547.01,19045.8-55
Couples without dependents55823.364825.968726.5+129
Group households411.7441.8431.7+2
Lone person households29712.437214.940615.6+109
One parent family2078.72138.52198.4+12
Other families431.8492.0522.0+9

Population and household forecasts, 2016 to 2036, prepared by .id , the population experts, November 2017.

Forecast household types
Forecast household types Other families, 2036: 52 One parent family, 2036: 219 Lone person households, 2036: 406 Group households, 2036: 43 Couples without dependents, 2036: 687 Couple families with dependents, 2036: 1,190 Other families, 2026: 49 One parent family, 2026: 213 Lone person households, 2026: 372 Group households, 2026: 44 Couples without dependents, 2026: 648 Couple families with dependents, 2026: 1,175 Other families, 2016: 43 One parent family, 2016: 207 Lone person households, 2016: 297 Group households, 2016: 41 Couples without dependents, 2016: 558 Couple families with dependents, 2016: 1,245
Population and household forecasts, 2016 to 2036, prepared by .id the population experts, November 2017.
Forecast change in household types, 2016 to 2036
Forecast change in household types, 2016 to 2036 Forecast change in Other families,  2026 to 2036: 3 Forecast change in One parent family,  2026 to 2036: 6 Forecast change in Lone person households,  2026 to 2036: 34 Forecast change in Group households,  2026 to 2036: -1 Forecast change in Couples without dependents,  2026 to 2036: 39 Forecast change in Couple families with dependents,  2026 to 2036: 15 Forecast change in Other families,  2016 to 2026: 6 Forecast change in One parent family,  2016 to 2026: 6 Forecast change in Lone person households,  2016 to 2026: 75 Forecast change in Group households,  2016 to 2026: 3 Forecast change in Couples without dependents,  2016 to 2026: 90 Forecast change in Couple families with dependents,  2016 to 2026: -70
Population and household forecasts, 2016 to 2036, prepared by .id the population experts, November 2017.

Key findings

In 2016, the dominant household type in Seaforth was Couple families with dependents, which accounted for 52.1% of all households.

The largest increase between 2016 and 2026 is forecast to be in Couples without dependents, which will increase by 90 households and account for 25.9% of all households.

In contrast Couple families with dependents is forecast to decrease by 70 households, to comprise 47.0% of all households in 2026, compared to 52.1% in 2016.

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