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City of AdelaidePopulation forecast

City of Adelaide

Population, households and dwellings

The number of dwellings in the City of Adelaide is forecast to grow from 11,598 in 2016 to 24,733 in 2041, with the average household size falling from 1.90 to 1.87 by 2041.

This summary shows the results of the forecasts for population, households and dwellings in the City of Adelaide. The period 2016 to 2031, 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 AdelaideForecast year
Change in population (5yrs)--3,7466,2225,2204,8594,775
Average annual change--3.00%4.19%2.94%2.39%2.10%
Average household size1.901.891.891.881.881.87
Population in non private dwellings4,3524,3246,7927,7168,0168,316
Dwelling occupancy rate87.1783.8284.6685.2385.9486.67
Source: Population and household forecasts, 2016 to 2041, prepared by .id (informed decisions), July 2021.

Key findings

In 2016, the total population of the City of Adelaide was estimated to be 23,552 people. It is expected to increase by over 15,187 people to 38,739 by 2031, at an average annual growth rate of 3.37%. This is based on an increase of over 6,376 households during the period, with the average number of persons per household falling from 1.90 to 1.88 by 2031.

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