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City of GosnellsPopulation forecast

Southern River (East)

Population and age structure

Between 2016 and 2026, the age structure forecasts for Southern River (East) indicate a 364.9% increase in females under working age, a 118.2% increase in females of retirement age, and a 379.2% increase in females 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 Southern River (East) 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
Southern River (East) - Total females201620262036Change between 2016 and 2036
Age group (years)Number%Number%Number%Number
0 to 47610.72016.44315.5+355
5 to 9415.82437.75837.4+542
10 to 14314.42447.85867.4+555
15 to 19324.52126.85637.2+531
20 to 24496.92758.86758.6+626
25 to 297911.237311.984910.8+770
30 to 347610.735411.385210.8+776
35 to 39588.22999.57479.5+689
40 to 44405.72387.66207.9+580
45 to 49324.51876.05306.7+498
50 to 54192.71364.34115.2+392
55 to 59456.41103.53324.2+287
60 to 64415.8732.32413.1+200
65 to 69253.5672.11682.1+143
70 to 74334.7491.61061.3+73
75 to 79263.7381.2951.2+69
80 to 8410.1280.9580.7+57
85 and over30.4100.3160.2+13
Total persons707100.03,135100.07,862100.0+7,155
Population and household forecasts, 2016 to 2036, prepared by .id , the population experts, April 2018.

Key findings

In 2016, the dominant age structure for females in Southern River (East) was ages 25 to 29, which accounted for 11.2% of the total females.

The largest increase in females between 2016 and 2026 is forecast to be in ages 25 to 29, which is expected to increase by 294 and account for 11.9% of the total females.

The largest female 5 year age group in 2026 is 25 to 29 years, with a total of 373 females.

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