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Aldinga Beach had a higher proportion of pre-schoolers and a lower proportion of persons at post retirement age than the City of Onkaparinga in 2011.

The Age Structure of Aldinga Beach provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Aldinga 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 Aldinga 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 last birthday)?'

Total population

Age structure - Service age groups
Aldinga Beach - Total persons (Usual residence)20112006Change
Service age group (years)Number%City of Onkaparinga %Number%City of Onkaparinga %2006 to 2011
map this data in atlas.idBabies and pre-schoolers (0 to 4)9439.76.64637.86.1+480
map this data in atlas.idPrimary schoolers (5 to 11)1,07711.18.966911.29.7+408
map this data in atlas.idSecondary schoolers (12 to 17)7778.08.25539.38.8+224
map this data in atlas.idTertiary education and independence (18 to 24)9219.58.95489.29.4+373
map this data in atlas.idYoung workforce (25 to 34)1,49315.412.681313.612.2+680
map this data in atlas.idParents and homebuilders (35 to 49)2,01720.820.91,32022.122.2+697
map this data in atlas.idOlder workers and pre-retirees (50 to 59)96710.013.663310.614.5+334
map this data in atlas.idEmpty nesters and retirees (60 to 69)7798.011.15268.88.6+253
map this data in atlas.idSeniors (70 to 84)5876.17.53525.97.1+235
map this data in atlas.idElderly aged (85 and over)1251.31.8841.41.4+41

Source: Australian Bureau of Statistics, Census of Population and Housing 2006 and 2011. Compiled and presented by .id , the population experts.

Age structure - service age groups, 2011
Age structure - service age groups, 2011 Babies and pre-schoolers (0 to 4), City of Onkaparinga: 6.6% Primary schoolers (5 to 11), City of Onkaparinga: 8.9% Secondary schoolers (12 to 17), City of Onkaparinga: 8.2% Tertiary education and independence (18 to 24), City of Onkaparinga: 8.9% Young workforce (25 to 34), City of Onkaparinga: 12.6% Parents and homebuilders (35 to 49), City of Onkaparinga: 20.9% Older workers and pre-retirees (50 to 59), City of Onkaparinga: 13.6% Empty nesters and retirees (60 to 69), City of Onkaparinga: 11.1% Seniors (70 to 84), City of Onkaparinga: 7.5% Elderly aged (85 and over), City of Onkaparinga: 1.8% Babies and pre-schoolers (0 to 4), Aldinga Beach: 9.7% Primary schoolers (5 to 11), Aldinga Beach: 11.1% Secondary schoolers (12 to 17), Aldinga Beach: 8.0% Tertiary education and independence (18 to 24), Aldinga Beach: 9.5% Young workforce (25 to 34), Aldinga Beach: 15.4% Parents and homebuilders (35 to 49), Aldinga Beach: 20.8% Older workers and pre-retirees (50 to 59), Aldinga Beach: 10.0% Empty nesters and retirees (60 to 69), Aldinga Beach: 8.0% Seniors (70 to 84), Aldinga Beach: 6.1% Elderly aged (85 and over), Aldinga Beach: 1.3%
Source: Australian Bureau of Statistics, Census of Population and Housing, 2011 (Usual residence data)
Compiled and presented in profile.id by .id, the population experts.
Change in age structure - service age groups, 2006 to 2011
Change in age structure - service age groups, 2006 to 2011 Babies and pre-schoolers (0 to 4), Aldinga Beach: +480 Primary schoolers (5 to 11), Aldinga Beach: +408 Secondary schoolers (12 to 17), Aldinga Beach: +224 Tertiary education and independence (18 to 24), Aldinga Beach: +373 Young workforce (25 to 34), Aldinga Beach: +680 Parents and homebuilders (35 to 49), Aldinga Beach: +697 Older workers and pre-retirees (50 to 59), Aldinga Beach: +334 Empty nesters and retirees (60 to 69), Aldinga Beach: +253 Seniors (70 to 84), Aldinga Beach: +235 Elderly aged (85 and over), Aldinga Beach: +41
Source: Australian Bureau of Statistics, Census of Population and Housing, 2006 and 2011 (Usual residence data)
Compiled and presented in profile.id by .id, the population experts.

Dominant groups

Analysis of the service age groups of Aldinga Beach in 2011 compared to the City of Onkaparinga 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, 28.9% of the population was aged between 0 and 17, and 15.4% were aged 60 years and over, compared with 23.6% and 20.4% respectively for the City of Onkaparinga.

The major differences between the age structure of Aldinga Beach and the City of Onkaparinga were:

  • A larger percentage of 'Babies and pre-schoolers' (9.7% compared to 6.6%)
  • A larger percentage of 'Young workforce' (15.4% compared to 12.6%)
  • A smaller percentage of 'Older workers & pre-retirees' (10.0% compared to 13.6%)
  • A smaller percentage of 'Empty nesters and retirees' (8.0% compared to 11.1%)

Emerging groups

From 2006 to 2011, Aldinga Beach's population increased by 3,726 people (62.5%). This represents an average annual population change of 10.2% per year over the period.

The largest changes in the age structure in this area between 2006 and 2011 were in the age groups:

  • Parents and homebuilders (35 to 49) (+697 people)
  • Young workforce (25 to 34) (+680 people)
  • Babies and pre-schoolers (0 to 4) (+480 people)
  • Primary schoolers (5 to 11) (+408 people)