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Northern Beaches CouncilPopulation forecast

Curl Curl - North Curl Curl

Population and age structure

Between 2016 and 2026, the age structure forecasts for Curl Curl - North Curl Curl indicate a 28.2% decrease in population under working age, a 35.4% increase in population of retirement age, and a 1.0% 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 Curl Curl - North Curl Curl 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
Curl Curl - North Curl Curl - Total persons201620262036Change between 2016 and 2036
Age group (years)Number%Number%Number%Number
0 to 44536.63615.44015.7-52
5 to 96659.74226.34686.7-197
10 to 146589.64937.45007.1-158
15 to 195247.65438.14766.8-47
20 to 243755.54506.74045.8+29
25 to 292884.23194.83424.9+54
30 to 342693.93274.93695.3+100
35 to 393565.23996.04456.4+89
40 to 446369.34596.95217.5-115
45 to 496379.34426.64947.1-143
50 to 545728.35107.64296.1-143
55 to 593815.64737.13735.3-9
60 to 642693.94296.44025.7+133
65 to 692714.03154.73915.6+120
70 to 742243.32293.43535.0+129
75 to 791181.72093.12543.6+136
80 to 84620.91722.61912.7+129
85 and over1011.51261.91822.6+81
Total persons6,859100.06,674100.06,997100.0+138
Population and household forecasts, 2016 to 2036, prepared by .id , the population experts, November 2017.

Key findings

In 2016, the dominant age structure for persons in Curl Curl - North Curl Curl was ages 5 to 9, which accounted for 9.7% of the total persons.

The largest increase in persons between 2016 and 2026 is forecast to be in ages 60 to 64, which is expected to increase by 160 and account for 6.4% of the total persons.

The largest 5 year age group in 2026 is 15 to 19 years, with a total of 543 persons.

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