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City of GosnellsPopulation forecast

Thornlie (East)

Population, households and dwellings

The number of dwellings in Thornlie (East) is forecast to grow from 2,231 in 2016 to 2,374 in 2031, with the average household size rising from 2.57 to 2.61 by 2031.

This summary shows the results of the forecasts for population, households and dwellings in Thornlie (East). 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
Thornlie (East)Forecast year
Summary20162021202620312036
Population5,2255,4655,5345,5915,649
Change in population (5yrs)--240695758
Average annual change--0.90%0.25%0.21%0.21%
Households2,0302,0822,1132,1442,175
Average household size2.572.622.622.612.60
Population in non private dwellings00000
Dwellings2,2312,3002,3392,3742,409
Dwelling occupancy rate90.9990.5290.3490.3190.29
Population and household forecasts, 2016 to 2036, prepared by .id , the population experts, April 2018.

Key findings

In 2016, the total population of Thornlie (East) was estimated to be 5,225 people. It is expected to increase by over 366 people to 5,591 by 2026, at an average annual growth rate of 0.68%. This is based on an increase of over 114 households during the period, with the average number of persons per household rising from 2.57 to 2.61 by 2026.

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