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City of SubiacoPopulation forecast

City of Subiaco

Population, households and dwellings

The number of dwellings in City of Subiaco is forecast to grow from 8,819 in 2021 to 13,028 in 2046, with the average household size rising from 2.08 to 2.12 by 2046.

This summary shows the results of the forecasts for population, households and dwellings in the City of Subiaco. The period 2021 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 SubiacoForecast year
Summary202120262031203620412046
Population17,93220,41222,46424,21425,67127,109
Change in population (5yrs)--2,4802,0521,7491,4571,438
Average annual change--2.62%1.93%1.51%1.18%1.10%
Households8,4609,46310,44511,23911,88912,527
Average household size2.082.112.102.112.112.12
Population in non private dwellings352402479523564605
Dwellings8,8199,84210,89811,76012,40813,028
Dwelling occupancy rate95.9396.1595.8495.5795.8296.15
Source: Population and household forecasts, 2021 to 2046, prepared by .id (informed decisions), January 2024.

Key findings

In 2021, the total population of City of Subiaco was estimated to be 17,932 people. It is expected to increase by over 4,532 people to 22,464 by 2031, at an average annual growth rate of 2.28%. This is based on an increase of over 1,985 households during the period, with the average number of persons per household rising from 2.08 to 2.10 by 2031.

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