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Baw Baw ShirePopulation forecast

Drouin (South)

Population and age structure

Between 2016 and 2026, the age structure forecasts for Drouin (South) indicate a 49.6% increase in population under working age, a 63.8% increase in population of retirement age, and a 40.1% increase in population of working age.

Knowledge of how the age structure of the population is changing is essential for planning age-based facilities and services, such as child care, recreation and aged care.

The forecast age groups of Drouin (South) is a function of the current age of the population (people aging each year, being born and dying) as well as the age of people migrating into and out of the area. This in turn is driven by location (fringe, city centre, regional or rural) the existing housing stock (separate dwellings, medium or high density), the amount and type of new residential development (same as existing stock, or diversifying) and where the area is in a cycle of change. We call this the area’s residential role and function. You can learn more about this in the section household and suburb life cycles.

Forecast age structure - 5 year age groups
Drouin (South) - Total persons201620262041Change between 2016 and 2041
Age group (years)Number%Number%Number%Number
0 to 43798.75098.09118.2+532
5 to 93337.65007.88918.0+558
10 to 142606.04457.07817.0+522
15 to 192445.63755.96816.1+437
20 to 242595.93545.56575.9+398
25 to 293237.44296.77696.9+445
30 to 343247.44607.28187.4+494
35 to 392565.94366.87706.9+513
40 to 442475.73816.06816.1+434
45 to 492595.93265.16095.5+349
50 to 542225.13014.75374.9+315
55 to 592275.23044.84934.4+265
60 to 642505.72914.64724.3+222
65 to 692315.32964.64674.2+236
70 to 741894.33074.84644.2+275
75 to 791583.62574.03903.5+232
80 to 84882.01762.82982.7+210
85 and over1122.62383.73923.5+280
Total persons4,362100.06,383100.011,080100.0+6,718
Population and household forecasts, 2016 to 2041, prepared by .id , the population experts, July 2019.

Key findings

In 2016, the dominant age structure for persons in Drouin (South) was ages 0 to 4, which accounted for 8.7% of the total persons.

The largest increase in persons between 2016 and 2026 is forecast to be in ages 10 to 14, which is expected to increase by 186 and account for 7.0% of the total persons.

The largest 5 year age group in 2026 is 0 to 4 years, with a total of 509 persons.

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