City of KwinanaPopulation forecast
Skip to content

Kwinana Central District

Population and age structure

Between 2016 and 2026, the age structure forecasts for Kwinana Central District indicate a 45.2% increase in population under working age, a 21.2% increase in population of retirement age, and a 35.8% 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 the City of Kwinana 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
Kwinana Central District - Total persons201620262036Change between 2016 and 2036
Age group (years)Number%Number%Number%Number
0 to 41,1307.21,8168.51,8758.0+745
5 to 91,0786.91,5027.11,6507.1+572
10 to 149135.81,2155.71,4326.1+519
15 to 199315.91,2375.81,3956.0+464
20 to 241,0947.01,5187.11,5766.8+482
25 to 291,1037.01,8238.61,7987.7+695
30 to 341,1657.41,7168.11,7417.5+576
35 to 391,0326.61,4837.01,6166.9+584
40 to 441,0816.91,4346.71,5476.6+466
45 to 491,0856.91,2976.11,4716.3+386
50 to 549636.11,1855.61,3785.9+415
55 to 598855.61,1175.31,2445.3+359
60 to 648155.29754.61,1184.8+303
65 to 697234.68303.99834.2+260
70 to 745823.77213.48443.6+262
75 to 795013.26062.97033.0+202
80 to 843562.33641.74582.0+102
85 and over2741.74312.04872.1+213
Total persons15,711100.021,270100.023,318100.0+7,607

Population and household forecasts, 2016 to 2036, prepared by .id , the population experts, December 2017.

Forecast age structure - 5 year age groups
Forecast age structure - 5 year age groups Forecast persons aged 85+,  2036: 487 Forecast persons aged 80-84,  2036: 458 Forecast persons aged 75-79,  2036: 703 Forecast persons aged 70-74,  2036: 844 Forecast persons aged 65-69,  2036: 983 Forecast persons aged 60-64,  2036: 1,118 Forecast persons aged 55-59,  2036: 1,244 Forecast persons aged 50-54,  2036: 1,378 Forecast persons aged 45-49,  2036: 1,471 Forecast persons aged 40-44,  2036: 1,547 Forecast persons aged 35-39,  2036: 1,616 Forecast persons aged 30-34,  2036: 1,741 Forecast persons aged 25-29,  2036: 1,798 Forecast persons aged 20-24,  2036: 1,576 Forecast persons aged 15-19,  2036: 1,395 Forecast persons aged 10-14,  2036: 1,432 Forecast persons aged 5-9,  2036: 1,650 Forecast persons aged 0-4,  2036: 1,875 Forecast persons aged 85+,  2026: 431 Forecast persons aged 80-84,  2026: 364 Forecast persons aged 75-79,  2026: 606 Forecast persons aged 70-74,  2026: 721 Forecast persons aged 65-69,  2026: 830 Forecast persons aged 60-64,  2026: 975 Forecast persons aged 55-59,  2026: 1,117 Forecast persons aged 50-54,  2026: 1,185 Forecast persons aged 45-49,  2026: 1,297 Forecast persons aged 40-44,  2026: 1,434 Forecast persons aged 35-39,  2026: 1,483 Forecast persons aged 30-34,  2026: 1,716 Forecast persons aged 25-29,  2026: 1,823 Forecast persons aged 20-24,  2026: 1,518 Forecast persons aged 15-19,  2026: 1,237 Forecast persons aged 10-14,  2026: 1,215 Forecast persons aged 5-9,  2026: 1,502 Forecast persons aged 0-4,  2026: 1,816 Forecast persons aged 85+,  2016: 274 Forecast persons aged 80-84,  2016: 356 Forecast persons aged 75-79,  2016: 501 Forecast persons aged 70-74,  2016: 582 Forecast persons aged 65-69,  2016: 723 Forecast persons aged 60-64,  2016: 815 Forecast persons aged 55-59,  2016: 885 Forecast persons aged 50-54,  2016: 963 Forecast persons aged 45-49,  2016: 1,085 Forecast persons aged 40-44,  2016: 1,081 Forecast persons aged 35-39,  2016: 1,032 Forecast persons aged 30-34,  2016: 1,165 Forecast persons aged 25-29,  2016: 1,103 Forecast persons aged 20-24,  2016: 1,094 Forecast persons aged 15-19,  2016: 931 Forecast persons aged 10-14,  2016: 913 Forecast persons aged 5-9,  2016: 1,078 Forecast persons aged 0-4,  2016: 1,130
Population and household forecasts, 2016 to 2036, prepared by .id the population experts, December 2017.
Forecast change in age structure - 5 year age groups
Forecast change in age structure - 5 year age groups Forecast persons aged 85+,  2026 to 2036: 56 Forecast persons aged 80-84,  2026 to 2036: 94 Forecast persons aged 75-79,  2026 to 2036: 97 Forecast persons aged 70-74,  2026 to 2036: 123 Forecast persons aged 65-69,  2026 to 2036: 154 Forecast persons aged 60-64,  2026 to 2036: 144 Forecast persons aged 55-59,  2026 to 2036: 127 Forecast persons aged 50-54,  2026 to 2036: 193 Forecast persons aged 45-49,  2026 to 2036: 174 Forecast persons aged 40-44,  2026 to 2036: 113 Forecast persons aged 35-39,  2026 to 2036: 133 Forecast persons aged 30-34,  2026 to 2036: 25 Forecast persons aged 25-29,  2026 to 2036: -25 Forecast persons aged 20-24,  2026 to 2036: 58 Forecast persons aged 15-19,  2026 to 2036: 158 Forecast persons aged 10-14,  2026 to 2036: 216 Forecast persons aged 5-9,  2026 to 2036: 149 Forecast persons aged 0-4,  2026 to 2036: 59 Forecast persons aged 85+,  2016 to 2026: 157 Forecast persons aged 80-84,  2016 to 2026: 8 Forecast persons aged 75-79,  2016 to 2026: 105 Forecast persons aged 70-74,  2016 to 2026: 139 Forecast persons aged 65-69,  2016 to 2026: 107 Forecast persons aged 60-64,  2016 to 2026: 160 Forecast persons aged 55-59,  2016 to 2026: 232 Forecast persons aged 50-54,  2016 to 2026: 222 Forecast persons aged 45-49,  2016 to 2026: 212 Forecast persons aged 40-44,  2016 to 2026: 353 Forecast persons aged 35-39,  2016 to 2026: 451 Forecast persons aged 30-34,  2016 to 2026: 551 Forecast persons aged 25-29,  2016 to 2026: 720 Forecast persons aged 20-24,  2016 to 2026: 424 Forecast persons aged 15-19,  2016 to 2026: 306 Forecast persons aged 10-14,  2016 to 2026: 302 Forecast persons aged 5-9,  2016 to 2026: 424 Forecast persons aged 0-4,  2016 to 2026: 686
Population and household forecasts, 2016 to 2036, prepared by .id the population experts, December 2017.

Key findings

In 2016, the dominant age structure for persons in Kwinana Central District was ages 30 to 34, which accounted for 7.4% of the total persons.

The largest increase in persons between 2016 and 2026 is forecast to be in ages 25 to 29, which is expected to increase by 720 and account for 8.6% of the total persons.

The largest 5 year age group in 2026 is 25 to 29 years, with a total of 1,823 persons.

v19.10.16-1.0.0