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City of GosnellsPopulation forecast

Martin (West)

Population and age structure

Between 2016 and 2026, the age structure forecasts for Martin (West) indicate a 415.4% increase in population under working age, a 20.7% increase in population of retirement age, and a 166.8% 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 Martin (West) 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 - Service age groups
Martin (West) - Total persons201620262036Change between 2016 and 2036
Age group (years)Number%Number%Number%Number
Babies and pre-schoolers (0 to 4)345.119510.926310.2+229
Primary schoolers (5 to 11)446.620711.529711.5+253
Secondary schoolers (12 to 17)436.41337.42128.2+168
Tertiary education and independence (18 to 24)578.51598.92499.6+192
Young workforce (25 to 34)11517.134119.045217.5+337
Parents and homebuilders (35 to 49)11817.540622.657122.1+452
Older workers and pre-retirees (50 to 59)9413.91518.42529.8+159
Empty nesters and retirees (60 to 69)619.01126.31545.9+93
Seniors (70 to 84)6710.0834.61284.9+61
Elderly aged (85 and over)416.090.590.3-32
Total persons675100.01,797100.02,587100.0+1,911
Population and household forecasts, 2016 to 2036, prepared by .id , the population experts, August 2017.

Key findings

In 2016, the dominant age structure for persons in Martin (West) was ages Parents and homebuilders (35 to 49), which accounted for 17.5% of the total persons.

The largest increase in persons between 2016 and 2026 is forecast to be in ages Parents and homebuilders (35 to 49), which is expected to increase by 287 and account for 22.6% of the total persons.

The largest 5 year age group in 2026 is Parents and homebuilders (35 to 49) years, with a total of 406 persons.

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