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City of CaseyPopulation forecast

City of Casey

Population, households and dwellings

The number of dwellings in City of Casey is forecast to grow from 122,578 in 2021 to 199,549 in 2046, with the average household size falling from 3.10 to 2.95 by 2046.

This summary shows the results of the forecasts for population, households and dwellings in the City of Casey. The period 2021 to 2036, 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
City of CaseyForecast year
Summary202120262031203620412046
Population369,447439,497498,894537,377562,249574,124
Change in population (5yrs)--70,05059,39638,48424,87211,875
Average annual change--3.53%2.57%1.50%0.91%0.42%
Households118,277142,142162,671177,255187,297192,869
Average household size3.103.073.043.012.982.95
Population in non private dwellings2,9193,3193,7194,1194,5195,119
Dwellings122,578147,239168,434183,453193,799199,549
Dwelling occupancy rate96.4996.5496.5896.6296.6496.65
Source: Population and household forecasts, 2021 to 2046, prepared by .id (informed decisions), October 2023.

Key findings

In 2021, the total population of City of Casey was estimated to be 369,447 people. It is expected to increase by over 129,447 people to 498,894 by 2036, at an average annual growth rate of 2.02%. This is based on an increase of over 44,394 households during the period, with the average number of persons per household falling from 3.10 to 3.04 by 2036.

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