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Wellington CityCommunity profile

Island Bay West

Service age groups

Island Bay West had a higher proportion of pre-schoolers and a lower proportion of people at post retirement age than Wellington City in 2018.

The Age Structure of the population is the most widely used component of the Census. It is an indicator of an area’s residential role and function and how it is likely to change in the future. Island Bay West's age demographics are indicative of the area’s era of settlement and provide key insights into the level of demand for services and facilities (as most services and facilities are age-specific).

Service age groups divide the population into age categories that reflect typical life-stages. They indicate the level of demand for services that target people at different stages in life and how that demand is changing.

To get a more complete picture of Island Bay West's demographic characteristics, Island Bay West's Age Structure should be viewed in conjunction with Family and Household type data.

Q:

Derived from the Census question:

'When were you born?'

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Age structure - Service age groups
Island Bay West - Total persons20182013Change
Service age group (years)Number%Wellington City %Number%Wellington City %2013 to 2018
Babies and Pre-schoolers (0 to 4)2256.75.12588.26.0-33
Primary Schoolers (5 to 11)33910.07.93129.97.9+27
Secondary Schoolers (12 to 17)2647.86.62106.66.8+54
Tertiary education and independence (18 to 24)2617.714.02528.014.3+9
Young workforce (25 to 34)51315.217.944114.016.7+72
Parents and homebuilders (35 to 49)82524.421.386727.422.5-42
Older workers and pre-retirees (50 to 59)48914.512.441113.011.8+78
Empty nesters and retirees (60 to 69)2768.28.02437.77.7+33
Seniors (70 to 84)1594.75.71354.35.1+24
Elderly aged (85 and over)300.91.2300.91.10
Total population3,381100.0100.03,159100.0100.0+222
Source: Statistics New Zealand, Census of Population and Dwellings 2013 and 2018. Compiled and presented in profile.id by .id , the population experts.
Stats NZ data quality rating: Very high
Please refer to specific data notes for more information

Dominant groups

Analysis of the service age groups of Island Bay West in 2018 compared to Wellington City shows that there was a higher proportion of people in the younger age groups (0 to 17 years) and a lower proportion of people in the older age groups (60+ years).

Overall, 24.5% of the population was aged between 0 and 17, and 13.8% were aged 60 years and over, compared with 19.5% and 14.9% respectively for Wellington City.

The major differences between the age structure of Island Bay West and Wellington City were:

  • A larger percentage of 'Parents and homebuilders (35 to 49)' (24.4% compared to 21.3%)
  • A larger percentage of 'Primary Schoolers (5 to 11)' (10.0% compared to 7.9%)
  • A smaller percentage of 'Tertiary education and independence (18 to 24)' (7.7% compared to 14.0%)
  • A smaller percentage of 'Young workforce (25 to 34)' (15.2% compared to 17.9%)

Emerging groups

From 2013 to 2018, Island Bay West's population increased by 222 people (7.0%). This represents an average annual population change of 1.37% per year over the period.

The largest changes in the age structure in this area between 2013 and 2018 were in the age groups:

  • Older workers and pre-retirees (50 to 59) (+78 persons)
  • Young workforce (25 to 34) (+72 persons)
  • Secondary Schoolers (12 to 17) (+54 persons)

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