Porirua CityPopulation forecast
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Ascot Park

Population and age structure

Between 2013 and 2028, the age structure forecasts for Ascot Park indicate a 4.2% decrease in population under working age, a 52.3% increase in population of retirement age, and a 4.7% decrease 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 Porirua City 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
Ascot Park - Total persons201320282043Change between 2013 and 2043
Age group (years)Number%Number%Number%Number
0 to 42589.42308.32378.1-21
5 to 92197.92278.22368.0+17
10 to 142298.32197.92297.80
15 to 192398.72087.52157.3-24
20 to 242107.61585.81725.9-38
25 to 291686.11555.61595.4-9
30 to 341977.11796.51786.1-19
35 to 391896.81856.71886.4-1
40 to 442208.01886.81996.8-22
45 to 491906.91906.91976.7+7
50 to 541595.81756.31846.3+25
55 to 591304.71676.11665.6+36
60 to 641304.71415.11525.2+22
65 to 691013.71124.11304.4+29
70 to 74602.2893.21174.0+58
75 to 79391.4772.8963.3+56
80 to 84200.7421.5571.9+37
85 and over00.0150.5220.8+22
Total persons2,758100.02,756100.02,932100.0+175

Population and household forecasts, 2013 to 2043, prepared by .id , the population experts, January 2020.

Forecast age structure - 5 year age groups
Forecast age structure - 5 year age groups Forecast persons aged 85+,  2043: 22 Forecast persons aged 80-84,  2043: 57 Forecast persons aged 75-79,  2043: 96 Forecast persons aged 70-74,  2043: 117 Forecast persons aged 65-69,  2043: 130 Forecast persons aged 60-64,  2043: 152 Forecast persons aged 55-59,  2043: 166 Forecast persons aged 50-54,  2043: 184 Forecast persons aged 45-49,  2043: 197 Forecast persons aged 40-44,  2043: 199 Forecast persons aged 35-39,  2043: 188 Forecast persons aged 30-34,  2043: 178 Forecast persons aged 25-29,  2043: 159 Forecast persons aged 20-24,  2043: 172 Forecast persons aged 15-19,  2043: 215 Forecast persons aged 10-14,  2043: 229 Forecast persons aged 5-9,  2043: 236 Forecast persons aged 0-4,  2043: 237 Forecast persons aged 85+,  2028: 15 Forecast persons aged 80-84,  2028: 42 Forecast persons aged 75-79,  2028: 77 Forecast persons aged 70-74,  2028: 89 Forecast persons aged 65-69,  2028: 112 Forecast persons aged 60-64,  2028: 141 Forecast persons aged 55-59,  2028: 167 Forecast persons aged 50-54,  2028: 175 Forecast persons aged 45-49,  2028: 190 Forecast persons aged 40-44,  2028: 188 Forecast persons aged 35-39,  2028: 185 Forecast persons aged 30-34,  2028: 179 Forecast persons aged 25-29,  2028: 155 Forecast persons aged 20-24,  2028: 158 Forecast persons aged 15-19,  2028: 208 Forecast persons aged 10-14,  2028: 219 Forecast persons aged 5-9,  2028: 227 Forecast persons aged 0-4,  2028: 230 Forecast persons aged 85+,  2013: 0 Forecast persons aged 80-84,  2013: 20 Forecast persons aged 75-79,  2013: 39 Forecast persons aged 70-74,  2013: 60 Forecast persons aged 65-69,  2013: 101 Forecast persons aged 60-64,  2013: 130 Forecast persons aged 55-59,  2013: 130 Forecast persons aged 50-54,  2013: 159 Forecast persons aged 45-49,  2013: 190 Forecast persons aged 40-44,  2013: 220 Forecast persons aged 35-39,  2013: 189 Forecast persons aged 30-34,  2013: 197 Forecast persons aged 25-29,  2013: 168 Forecast persons aged 20-24,  2013: 210 Forecast persons aged 15-19,  2013: 239 Forecast persons aged 10-14,  2013: 229 Forecast persons aged 5-9,  2013: 219 Forecast persons aged 0-4,  2013: 258
Population and household forecasts, 2013 to 2043, prepared by .id the population experts, January 2020.
Forecast change in age structure - 5 year age groups
Forecast change in age structure - 5 year age groups Forecast persons aged 85+,  2028 to 2043: 7 Forecast persons aged 80-84,  2028 to 2043: 15 Forecast persons aged 75-79,  2028 to 2043: 19 Forecast persons aged 70-74,  2028 to 2043: 28 Forecast persons aged 65-69,  2028 to 2043: 17 Forecast persons aged 60-64,  2028 to 2043: 11 Forecast persons aged 55-59,  2028 to 2043: -1 Forecast persons aged 50-54,  2028 to 2043: 9 Forecast persons aged 45-49,  2028 to 2043: 8 Forecast persons aged 40-44,  2028 to 2043: 10 Forecast persons aged 35-39,  2028 to 2043: 3 Forecast persons aged 30-34,  2028 to 2043: -2 Forecast persons aged 25-29,  2028 to 2043: 4 Forecast persons aged 20-24,  2028 to 2043: 13 Forecast persons aged 15-19,  2028 to 2043: 7 Forecast persons aged 10-14,  2028 to 2043: 10 Forecast persons aged 5-9,  2028 to 2043: 9 Forecast persons aged 0-4,  2028 to 2043: 7 Forecast persons aged 85+,  2013 to 2028: 15 Forecast persons aged 80-84,  2013 to 2028: 22 Forecast persons aged 75-79,  2013 to 2028: 38 Forecast persons aged 70-74,  2013 to 2028: 29 Forecast persons aged 65-69,  2013 to 2028: 12 Forecast persons aged 60-64,  2013 to 2028: 11 Forecast persons aged 55-59,  2013 to 2028: 37 Forecast persons aged 50-54,  2013 to 2028: 16 Forecast persons aged 45-49,  2013 to 2028: -1 Forecast persons aged 40-44,  2013 to 2028: -32 Forecast persons aged 35-39,  2013 to 2028: -4 Forecast persons aged 30-34,  2013 to 2028: -17 Forecast persons aged 25-29,  2013 to 2028: -13 Forecast persons aged 20-24,  2013 to 2028: -52 Forecast persons aged 15-19,  2013 to 2028: -32 Forecast persons aged 10-14,  2013 to 2028: -10 Forecast persons aged 5-9,  2013 to 2028: 8 Forecast persons aged 0-4,  2013 to 2028: -28
Population and household forecasts, 2013 to 2043, prepared by .id the population experts, January 2020.

Key findings

In 2013, the dominant age structure for persons in Ascot Park was ages 0 to 4, which accounted for 9.4% of the total persons.

The largest increase in persons between 2013 and 2028 is forecast to be in ages 75 to 79, which is expected to increase by 38 and account for 2.8% of the total persons.

The largest 5 year age group in 2028 is 0 to 4 years, with a total of 230 persons.

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