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O'Sullivan Beach

Service age groups

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This topic has been updated with 2016 Census data for all areas. What's this?

O'Sullivan Beach had a lower proportion of pre-schoolers and a higher proportion of persons at post retirement age than the City of Onkaparinga in 2016.

The Age Structure of O'Sullivan Beach provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of O'Sullivan Beach'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 O'Sullivan Beach's Age Structure should be viewed in conjunction with Household Types and Dwelling Types.

Derived from the Census question:

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

Total population

Age structure - Service age groups
O'Sullivan Beach - Total persons (Usual residence)20162011Change
Service age group (years)Number%City of Onkaparinga %Number%City of Onkaparinga %2011 to 2016
map this data in atlas.idBabies and pre-schoolers (0 to 4)945.06.21387.06.6-44
map this data in atlas.idPrimary schoolers (5 to 11)1528.18.91708.68.9-18
map this data in atlas.idSecondary schoolers (12 to 17)1055.67.51407.18.2-35
map this data in atlas.idTertiary education and independence (18 to 24)1477.98.41728.78.9-25
map this data in atlas.idYoung workforce (25 to 34)22812.212.426613.512.6-38
map this data in atlas.idParents and homebuilders (35 to 49)35118.819.737619.120.9-25
map this data in atlas.idOlder workers and pre-retirees (50 to 59)23312.513.324412.413.6-11
map this data in atlas.idEmpty nesters and retirees (60 to 69)30616.412.427814.111.1+28
map this data in atlas.idSeniors (70 to 84)22912.39.11698.67.5+60
map this data in atlas.idElderly aged (85 and over)221.22.1170.91.8+5

Source: Australian Bureau of Statistics, Census of Population and Housing 2011 and 2016. Compiled and presented by .id , the population experts.

Age structure - service age groups, 2016
Age structure - service age groups, 2016 Babies and pre-schoolers (0 to 4), City of Onkaparinga: 6.2% Primary schoolers (5 to 11), City of Onkaparinga: 8.9% Secondary schoolers (12 to 17), City of Onkaparinga: 7.5% Tertiary education and independence (18 to 24), City of Onkaparinga: 8.4% Young workforce (25 to 34), City of Onkaparinga: 12.4% Parents and homebuilders (35 to 49), City of Onkaparinga: 19.7% Older workers and pre-retirees (50 to 59), City of Onkaparinga: 13.3% Empty nesters and retirees (60 to 69), City of Onkaparinga: 12.4% Seniors (70 to 84), City of Onkaparinga: 9.1% Elderly aged (85 and over), City of Onkaparinga: 2.1% Babies and pre-schoolers (0 to 4), O'Sullivan Beach: 5.0% Primary schoolers (5 to 11), O'Sullivan Beach: 8.1% Secondary schoolers (12 to 17), O'Sullivan Beach: 5.6% Tertiary education and independence (18 to 24), O'Sullivan Beach: 7.9% Young workforce (25 to 34), O'Sullivan Beach: 12.2% Parents and homebuilders (35 to 49), O'Sullivan Beach: 18.8% Older workers and pre-retirees (50 to 59), O'Sullivan Beach: 12.5% Empty nesters and retirees (60 to 69), O'Sullivan Beach: 16.4% Seniors (70 to 84), O'Sullivan Beach: 12.3% Elderly aged (85 and over), O'Sullivan Beach: 1.2%
Source: Australian Bureau of Statistics, Census of Population and Housing, 2016 (Usual residence data)
Compiled and presented in profile.id by .id, the population experts.
Change in age structure - service age groups, 2011 to 2016
Change in age structure - service age groups, 2011 to 2016 Babies and pre-schoolers (0 to 4), O'Sullivan Beach: -44 Primary schoolers (5 to 11), O'Sullivan Beach: -18 Secondary schoolers (12 to 17), O'Sullivan Beach: -35 Tertiary education and independence (18 to 24), O'Sullivan Beach: -25 Young workforce (25 to 34), O'Sullivan Beach: -38 Parents and homebuilders (35 to 49), O'Sullivan Beach: -25 Older workers and pre-retirees (50 to 59), O'Sullivan Beach: -11 Empty nesters and retirees (60 to 69), O'Sullivan Beach: +28 Seniors (70 to 84), O'Sullivan Beach: +60 Elderly aged (85 and over), O'Sullivan Beach: +5
Source: Australian Bureau of Statistics, Census of Population and Housing, 2011 and 2016 (Usual residence data)
Compiled and presented in profile.id by .id, the population experts.

Dominant groups

Analysis of the service age groups of O'Sullivan Beach in 2016 compared to the City of Onkaparinga shows that there was a lower proportion of people in the younger age groups (0 to 17 years) and a higher proportion of people in the older age groups (60+ years).

Overall, 18.8% of the population was aged between 0 and 17, and 29.8% were aged 60 years and over, compared with 22.5% and 23.6% respectively for the City of Onkaparinga.

The major differences between the age structure of O'Sullivan Beach and the City of Onkaparinga were:

  • A larger percentage of 'Empty nesters and retirees' (16.4% compared to 12.4%)
  • A larger percentage of 'Seniors' (12.3% compared to 9.1%)
  • A smaller percentage of 'Secondary schoolers' (5.6% compared to 7.5%)
  • A smaller percentage of 'Babies and pre-schoolers' (5.0% compared to 6.2%)

Emerging groups

From 2011 to 2016, O'Sullivan Beach's population decreased by 103 people (5.2%). This represents an average annual population change of -1.07% per year over the period.

The largest change in the age structure in this area between 2011 and 2016 was in the age group:

  • Seniors (70 to 84) (+60 people)

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