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Mosman Municipal CouncilPopulation forecast

Middle Head - Georges Heights - Clifton Gardens

Population and age structure

Between 2016 and 2026, the age structure forecasts for Middle Head - Georges Heights - Clifton Gardens indicate a 3.0% decrease in females under working age, a 1.2% increase in females of retirement age, and a 5.8% decrease 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 Middle Head - Georges Heights - Clifton Gardens 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
Middle Head - Georges Heights - Clifton Gardens - Total females201620262036Change between 2016 and 2036
Age group (years)Number%Number%Number%Number
0 to 4504.2575.0585.1+8
5 to 9726.0786.8807.0+9
10 to 141129.3928.0978.5-15
15 to 191139.5968.41008.8-13
20 to 24958.0978.4907.9-6
25 to 29605.0595.1544.7-6
30 to 34342.8393.4403.5+6
35 to 39494.1574.9585.0+8
40 to 44816.7776.7817.10
45 to 491048.7948.2998.7-5
50 to 541068.9827.1817.1-25
55 to 59857.1726.3675.9-17
60 to 64715.9796.9675.9-4
65 to 69736.1605.2544.7-20
70 to 74211.8292.5322.8+11
75 to 79221.8363.1322.8+10
80 to 84282.3211.9262.3-2
85 and over221.8221.9252.2+3
Total persons1,198100.01,145100.01,141100.0-57
Source: Population and household forecasts, 2016 to 2036, prepared by .id (informed decisions), December 2017.

Key findings

In 2016, the dominant age structure for females in Middle Head - Georges Heights - Clifton Gardens was ages 15 to 19, which accounted for 9.5% of the total females.

The largest increase in females between 2016 and 2026 is forecast to be in ages 75 to 79, which is expected to increase by 14 and account for 3.1% of the total females.

The largest female 5 year age group in 2026 is 20 to 24 years, with a total of 97 females.

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