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Porirua City

Five year age groups

There were 429 people over the age of 85 living in the Porirua City in 2013, with largest age group being 0 to 4 year olds.

The Age Structure of the Porirua City provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of the Porirua City's residential role and function and how it is likely to change in the future.

Five year age groups present a classic age profile of the population. Each age group covers exactly five years, which enables direct comparison between each group.

To get a more complete picture the Porirua City's Age Structure should be viewed in conjunction with Households and Dwelling Type.

Derived from the Census question:

'When were you born?'

Total population

Age structure - Five year age groups
Porirua City20132006Change
Five year age groups (years)Number%Wellington Region %Number%Wellington Region %2006 to 2013
0 to 44,4318.66.74,2188.76.8+213
5 to 94,2098.16.54,3088.96.8-99
10 to 144,0327.86.44,2098.77.0-177
15 to 193,8317.47.03,9908.27.3-159
20 to 243,3096.47.53,0306.27.3+279
25 to 292,7545.36.52,7545.76.70
30 to 343,1446.16.63,5347.37.5-390
35 to 393,6637.16.83,8527.97.9-189
40 to 444,0117.87.63,7897.87.9+222
45 to 493,7747.37.33,4297.17.2+345
50 to 543,5316.87.02,9346.06.1+597
55 to 593,0485.95.82,7125.65.7+336
60 to 642,6465.15.21,9384.04.2+708
65 to 692,0494.04.31,4973.13.4+552
70 to 741,4522.83.29091.92.7+543
75 to 798251.62.37321.52.3+93
80 to 845701.11.84110.81.7+159
85 and over4290.81.63030.61.3+126

Source: Statistics New Zealand, Census of Population and Dwellings 2006 and 2013. Compiled and presented in profile.id by .id , the population experts.

Five year age structure, 2013
Five year age structure, 2013 85 and over years, Wellington Region: 1.6% 80 to 84 years, Wellington Region: 1.8% 75 to 79 years, Wellington Region: 2.3% 70 to 74 years, Wellington Region: 3.2% 65 to 69 years, Wellington Region: 4.3% 60 to 64 years, Wellington Region: 5.2% 55 to 59 years, Wellington Region: 5.8% 50 to 54 years, Wellington Region: 7.0% 45 to 49 years, Wellington Region: 7.3% 40 to 44 years, Wellington Region: 7.6% 35 to 39 years, Wellington Region: 6.8% 30 to 34 years, Wellington Region: 6.6% 25 to 29 years, Wellington Region: 6.5% 20 to 24 years, Wellington Region: 7.5% 15 to 19 years, Wellington Region: 7.0% 10 to 14 years, Wellington Region: 6.4% 5 to 9 years, Wellington Region: 6.5% 0 to 4 years, Wellington Region: 6.7% 85 and over years, Porirua City: 0.8% 80 to 84 years, Porirua City: 1.1% 75 to 79 years, Porirua City: 1.6% 70 to 74 years, Porirua City: 2.8% 65 to 69 years, Porirua City: 4.0% 60 to 64 years, Porirua City: 5.1% 55 to 59 years, Porirua City: 5.9% 50 to 54 years, Porirua City: 6.8% 45 to 49 years, Porirua City: 7.3% 40 to 44 years, Porirua City: 7.8% 35 to 39 years, Porirua City: 7.1% 30 to 34 years, Porirua City: 6.1% 25 to 29 years, Porirua City: 5.3% 20 to 24 years, Porirua City: 6.4% 15 to 19 years, Porirua City: 7.4% 10 to 14 years, Porirua City: 7.8% 5 to 9 years, Porirua City: 8.1% 0 to 4 years, Porirua City: 8.6%
Source: Statistics New Zealand, Census of Population and Dwellings, 2013
Compiled and presented by .id, the population experts.
Change in five year age structure, 2006 to 2013
Change in five year age structure, 2006 to 2013 85 and over years, Porirua City: +126 80 to 84 years, Porirua City: +159 75 to 79 years, Porirua City: +93 70 to 74 years, Porirua City: +543 65 to 69 years, Porirua City: +552 60 to 64 years, Porirua City: +708 55 to 59 years, Porirua City: +336 50 to 54 years, Porirua City: +597 45 to 49 years, Porirua City: +345 40 to 44 years, Porirua City: +222 35 to 39 years, Porirua City: -189 30 to 34 years, Porirua City: -390 25 to 29 years, Porirua City: 0 20 to 24 years, Porirua City: +279 15 to 19 years, Porirua City: -159 10 to 14 years, Porirua City: -177 5 to 9 years, Porirua City: -99 0 to 4 years, Porirua City: +213
Source: Statistics New Zealand, Census of Population and Dwellings, 2006 and 2013
Compiled and presented by .id, the population experts.

Dominant groups

Analysis of the five year age groups of the Porirua City in 2013 compared to the Wellington Region shows that there was a higher proportion of people in the younger age groups (under 15) and a lower proportion of people in the older age groups (65+).

Overall, 24.5% of the population was aged between 0 and 14, and 10.3% were aged 65 years and over, compared with 19.5% and 13.2% respectively for the Wellington Region.

The major differences between the age structure of the Porirua City and the Wellington Region were:

  • A larger percentage of persons aged 0 to 4 (8.6% compared to 6.7%)
  • A larger percentage of persons aged 5 to 9 (8.1% compared to 6.5%)
  • A larger percentage of persons aged 10 to 14 (7.8% compared to 6.4%)
  • A smaller percentage of persons aged 25 to 29 (5.3% compared to 6.5%)

Emerging groups

From 2006 to 2013, Porirua City's population increased by 3,159 people (6.5%). This represents an average annual population change of 0.9% per year over the period.

There were no major differences in the Porirua City between 2006 and 2013.

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