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City of OnkaparingaCommunity profile

We’re continuing to update these pages with data from the 2016 Census. Read more about our updates.

Port Noarlunga

Five year age groups

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

There were 106 people over the age of 85 living in Port Noarlunga in 2016, with largest age group being 40 to 44 year olds.

The Age Structure of Port Noarlunga provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Port Noarlunga'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 Port Noarlunga'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?'

Age structure - Five year age groups
Port Noarlunga - Total persons (Usual residence)20162011Change
Five year age groups (years)Number%City of Onkaparinga %Number%City of Onkaparinga %2011 to 2016
0 to 41304614557-14
5 to 9179661295650
10 to 14156561224734
15 to 1917066171670
20 to 241525616666-14
25 to 291184616466-46
30 to 34170671254645
35 to 391625619177-29
40 to 44230872057725
45 to 49212771706742
50 to 54217772077710
55 to 59226872128714
60 to 64201761857715
65 to 69168661546514
70 to 74141541024339
75 to 7911643923224
80 to 8411742873231
85 and over1064215052-44
Total population2,9801001002,784100100196
Source: Australian Bureau of Statistics, Census of Population and Housing 2011 and 2016. Compiled and presented by .id , the population experts.

Please refer to specific data notes for more information

Dominant groups

Analysis of the five year age groups of Port Noarlunga in 2016 compared to City of Onkaparinga shows that there was a lower proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).

Overall, 15.7% of the population was aged between 0 and 15, and 21.8% were aged 65 years and over, compared with 18.7% and 17.3% respectively for City of Onkaparinga.

The major differences between the age structure of Port Noarlunga and City of Onkaparinga were:

  • A larger percentage of persons aged 80 to 84 (4.0% compared to 2.0%)
  • A larger percentage of persons aged 85 and over (3.6% compared to 2.1%)
  • A smaller percentage of persons aged 25 to 29 (4.0% compared to 5.9%)
  • A smaller percentage of persons aged 0 to 4 (4.4% compared to 6.2%)

Emerging groups

From 2011 to 2016, Port Noarlunga's population increased by 196 people (7.0%). This represents an average annual population change of 1.37% per year over the period.

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

  • 5 to 9 (+50 persons)

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