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Wollondilly Shire CouncilPopulation forecast

Thirlmere - Lakesland

Population, households and dwellings

The number of dwellings in Thirlmere - Lakesland is forecast to grow from 2,114 in 2021 to 2,778 in 2041, with the average household size rising from 2.70 to 2.79 by 2041.

This summary shows the results of the forecasts for population, households and dwellings in Wollondilly Shire Council. 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
Thirlmere - LakeslandForecast year
Summary20212026203120362041
Population5,5386,4476,9787,2427,461
Change in population (5yrs)--909531264219
Average annual change--3.09%1.60%0.75%0.60%
Households1,9632,2142,3952,5012,596
Average household size2.702.812.822.802.79
Population in non private dwellings229229229229229
Dwellings2,1142,3812,5722,6822,778
Dwelling occupancy rate92.8692.9993.1293.2593.45
Source: Population and household forecasts, 2021 to 2041, prepared by .id (informed decisions), February 2023.

Key findings

In 2021, the total population of Thirlmere - Lakesland was estimated to be 5,538 people. It is expected to increase by over 1,440 people to 6,978 by 2031, at an average annual growth rate of 2.34%. This is based on an increase of over 432 households during the period, with the average number of persons per household rising from 2.70 to 2.82 by 2031.

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