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Bayside CouncilPopulation forecast

Former City of Botany Bay

Population, households and dwellings

The number of dwellings in Former City of Botany Bay is forecast to grow from 17,452 in 2016 to 27,323 in 2031, with the average household size falling from 2.70 to 2.53 by 2031.

This summary shows the results of the forecasts for population, households and dwellings in Former City of Botany Bay. The period 2016 to 2026, as the short to medium term, is likely to be the most accurate and useful forecast information for immediate planning purposes.

It is important to look at the relationship between population and average household size. If the average household size is falling, then there will need to be growth in the number of households (and dwellings for them to live in) to maintain or grow the population.

Forecast population, households and dwellings
Former City of Botany BayForecast year
Summary20162021202620312036
Population46,64059,53366,28668,83270,340
Change in population (5yrs)--12,8936,7532,5461,508
Average annual change--5.00%2.17%0.76%0.43%
Households17,11622,51425,57326,93027,780
Average household size2.702.622.572.532.51
Population in non private dwellings463491581621621
Dwellings17,45222,85625,97127,32328,213
Dwelling occupancy rate98.0798.5098.4798.5698.47
Population and household forecasts, 2016 to 2036, prepared by .id , the population experts, November 2017.

Key findings

In 2016, the total population of Former City of Botany Bay was estimated to be 46,640 people. It is expected to increase by over 22,192 people to 68,832 by 2026, at an average annual growth rate of 3.97%. This is based on an increase of over 9,814 households during the period, with the average number of persons per household falling from 2.70 to 2.53 by 2026.

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