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City of OnkaparingaCommunity profile

Northern District

Service age groups

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In 2021, the Northern District had lower proportion of male children (under 18) and a higher proportion of males aged 60 or older than McLaren Flat.

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

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 the Northern District's Age Structure should be viewed in conjunction with Household Types and Dwelling Types.

Q:

Derived from the Census question:

'What is the person's date of birth or age?'

Age structure - Service age groups
Northern District - Total males (Usual residence)20212011Change
Service age group (years)Number%McLaren Flat %Number%McLaren Flat %2011 to 2021
Babies and pre-schoolers (0 to 4)1,0695.35.21,2716.49.6-202
Primary schoolers (5 to 11)1,7928.911.61,7909.013.3+2
Secondary schoolers (12 to 17)1,5968.010.61,7208.710.5-124
Tertiary education and independence (18 to 24)1,5988.08.51,9269.74.9-328
Young workforce (25 to 34)2,23411.17.22,34211.89.8-108
Parents and homebuilders (35 to 49)3,90219.522.44,12020.728.4-218
Older workers and pre-retirees (50 to 59)2,60613.013.02,88814.59.9-282
Empty nesters and retirees (60 to 69)2,53012.611.92,28011.59.6+250
Seniors (70 to 84)2,33511.78.91,2626.43.4+1,073
Elderly aged (85 and over)3801.90.62661.30.6+114
Total20,042100.0100.019,865100.0100.0+177
Source: Australian Bureau of Statistics, Census of Population and Housing 2011 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information

Dominant groups

Analysis of the male service age groups of the Northern District in 2021 compared to McLaren Flat shows that there was a lower proportion of males in the younger age groups (0 to 17 years) and a higher proportion of males in the older age groups (60+ years).

Overall, 22.2% of the male population was aged between 0 and 17, and 26.2% were aged 60 years and over, compared with 27.4% and 21.4% respectively for McLaren Flat.

The major differences between the male age structure of the Northern District and McLaren Flat were:

  • A larger percentage of 'Young workforce' (11.1% compared to 7.2%)
  • A larger percentage of 'Seniors' (11.7% compared to 8.9%)
  • A smaller percentage of 'Parents and homebuilders' (19.5% compared to 22.4%)
  • A smaller percentage of 'Secondary schoolers' (8.0% compared to 10.6%)

Emerging groups

From 2011 to 2021, Northern District's male population increased by 177 people (0.9%). This represents an average annual population change of 0.09% per year over the period.

The largest changes in the male age structure in this area between 2011 and 2021 were in the age groups:

  • Seniors (70 to 84) (+1,073 males)
  • Tertiary education and independence (18 to 24) (-328 males)
  • Older workers and pre-retirees (50 to 59) (-282 males)
  • Empty nesters and retirees (60 to 69) (+250 males)

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