Porirua CityPopulation forecast
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Pukerua Bay-Plimmerton

Population and age structure

Between 2013 and 2028, the age structure forecasts for Pukerua Bay-Plimmerton indicate a 57.6% increase in population under working age, a 98.9% increase in population of retirement age, and a 57.8% 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 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
Pukerua Bay-Plimmerton - Total persons201320282043Change between 2013 and 2043
Age group (years)Number%Number%Number%Number
0 to 43197.75207.76506.6+331
5 to 92947.14847.16696.8+375
10 to 142856.84116.16166.3+332
15 to 192506.03294.95275.4+277
20 to 241814.32593.83934.0+212
25 to 291684.03184.73533.6+185
30 to 341974.74216.24514.6+254
35 to 392897.05398.06176.3+328
40 to 443628.75868.67477.6+386
45 to 493628.75147.68228.4+460
50 to 543358.04757.08028.2+468
55 to 593117.54626.87387.5+427
60 to 642826.84156.16456.6+363
65 to 692285.53355.05495.6+321
70 to 741443.52643.94594.7+314
75 to 79691.72183.23683.7+298
80 to 84451.11392.12322.4+187
85 and over370.9841.21791.8+142
Total persons4,159100.06,774100.09,818100.0+5,660

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: 179 Forecast persons aged 80-84,  2043: 232 Forecast persons aged 75-79,  2043: 368 Forecast persons aged 70-74,  2043: 459 Forecast persons aged 65-69,  2043: 549 Forecast persons aged 60-64,  2043: 645 Forecast persons aged 55-59,  2043: 738 Forecast persons aged 50-54,  2043: 802 Forecast persons aged 45-49,  2043: 822 Forecast persons aged 40-44,  2043: 747 Forecast persons aged 35-39,  2043: 617 Forecast persons aged 30-34,  2043: 451 Forecast persons aged 25-29,  2043: 353 Forecast persons aged 20-24,  2043: 393 Forecast persons aged 15-19,  2043: 527 Forecast persons aged 10-14,  2043: 616 Forecast persons aged 5-9,  2043: 669 Forecast persons aged 0-4,  2043: 650 Forecast persons aged 85+,  2028: 84 Forecast persons aged 80-84,  2028: 139 Forecast persons aged 75-79,  2028: 218 Forecast persons aged 70-74,  2028: 264 Forecast persons aged 65-69,  2028: 335 Forecast persons aged 60-64,  2028: 415 Forecast persons aged 55-59,  2028: 462 Forecast persons aged 50-54,  2028: 475 Forecast persons aged 45-49,  2028: 514 Forecast persons aged 40-44,  2028: 586 Forecast persons aged 35-39,  2028: 539 Forecast persons aged 30-34,  2028: 421 Forecast persons aged 25-29,  2028: 318 Forecast persons aged 20-24,  2028: 259 Forecast persons aged 15-19,  2028: 329 Forecast persons aged 10-14,  2028: 411 Forecast persons aged 5-9,  2028: 484 Forecast persons aged 0-4,  2028: 520 Forecast persons aged 85+,  2013: 37 Forecast persons aged 80-84,  2013: 45 Forecast persons aged 75-79,  2013: 69 Forecast persons aged 70-74,  2013: 144 Forecast persons aged 65-69,  2013: 228 Forecast persons aged 60-64,  2013: 282 Forecast persons aged 55-59,  2013: 311 Forecast persons aged 50-54,  2013: 335 Forecast persons aged 45-49,  2013: 362 Forecast persons aged 40-44,  2013: 362 Forecast persons aged 35-39,  2013: 289 Forecast persons aged 30-34,  2013: 197 Forecast persons aged 25-29,  2013: 168 Forecast persons aged 20-24,  2013: 181 Forecast persons aged 15-19,  2013: 250 Forecast persons aged 10-14,  2013: 285 Forecast persons aged 5-9,  2013: 294 Forecast persons aged 0-4,  2013: 319
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: 95 Forecast persons aged 80-84,  2028 to 2043: 93 Forecast persons aged 75-79,  2028 to 2043: 149 Forecast persons aged 70-74,  2028 to 2043: 194 Forecast persons aged 65-69,  2028 to 2043: 214 Forecast persons aged 60-64,  2028 to 2043: 231 Forecast persons aged 55-59,  2028 to 2043: 276 Forecast persons aged 50-54,  2028 to 2043: 327 Forecast persons aged 45-49,  2028 to 2043: 308 Forecast persons aged 40-44,  2028 to 2043: 162 Forecast persons aged 35-39,  2028 to 2043: 78 Forecast persons aged 30-34,  2028 to 2043: 30 Forecast persons aged 25-29,  2028 to 2043: 35 Forecast persons aged 20-24,  2028 to 2043: 133 Forecast persons aged 15-19,  2028 to 2043: 198 Forecast persons aged 10-14,  2028 to 2043: 206 Forecast persons aged 5-9,  2028 to 2043: 186 Forecast persons aged 0-4,  2028 to 2043: 130 Forecast persons aged 85+,  2013 to 2028: 47 Forecast persons aged 80-84,  2013 to 2028: 94 Forecast persons aged 75-79,  2013 to 2028: 149 Forecast persons aged 70-74,  2013 to 2028: 120 Forecast persons aged 65-69,  2013 to 2028: 108 Forecast persons aged 60-64,  2013 to 2028: 133 Forecast persons aged 55-59,  2013 to 2028: 151 Forecast persons aged 50-54,  2013 to 2028: 141 Forecast persons aged 45-49,  2013 to 2028: 152 Forecast persons aged 40-44,  2013 to 2028: 224 Forecast persons aged 35-39,  2013 to 2028: 249 Forecast persons aged 30-34,  2013 to 2028: 224 Forecast persons aged 25-29,  2013 to 2028: 150 Forecast persons aged 20-24,  2013 to 2028: 78 Forecast persons aged 15-19,  2013 to 2028: 79 Forecast persons aged 10-14,  2013 to 2028: 126 Forecast persons aged 5-9,  2013 to 2028: 189 Forecast persons aged 0-4,  2013 to 2028: 201
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 Pukerua Bay-Plimmerton was ages 40 to 44, which accounted for 8.7% of the total persons.

The largest increase in persons between 2013 and 2028 is forecast to be in ages 35 to 39, which is expected to increase by 249 and account for 8.0% of the total persons.

The largest 5 year age group in 2028 is 40 to 44 years, with a total of 586 persons.

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