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City of OnkaparingaCommunity profile

2016 Census data has been released and we are busy processing it to update this website. View our latest releases here.

Seaford Meadows

Five year age groups

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

There were 6 people over the age of 85 living in Seaford Meadows in 2016, with largest age group being 30 to 34 year olds.

The Age Structure of Seaford Meadows provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Seaford Meadows'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 Seaford Meadows'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
Seaford Meadows - Total persons (Usual residence)20162011Change
Five year age groups (years)Number%City of Onkaparinga %Number%City of Onkaparinga %2011 to 2016
0 to 443311.36.217410.56.6+259
5 to 93408.86.41539.36.3+187
10 to 142516.56.11408.56.7+111
15 to 192406.26.21096.66.8+131
20 to 243438.96.01418.56.2+202
25 to 2942010.95.920312.36.4+217
30 to 3445011.76.516510.06.2+285
35 to 393268.56.31539.36.6+173
40 to 442596.76.61046.37.1+155
45 to 491935.06.9814.97.1+112
50 to 541534.06.7503.07.0+103
55 to 591183.16.6623.86.6+56
60 to 641193.16.3432.66.5+76
65 to 69952.56.1321.94.6+63
70 to 74461.24.3191.23.2+27
75 to 79381.02.8150.92.4+23
80 to 84150.
85 and over60.22.10--1.8+6
Total population3,845100.0100.01,651100.0100.0+2,194
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 Seaford Meadows in 2016 compared to City of Onkaparinga shows that there was a higher proportion of people in the younger age groups (under 15) and a lower proportion of people in the older age groups (65+).

Overall, 26.6% of the population was aged between 0 and 15, and 5.2% 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 Seaford Meadows and City of Onkaparinga were:

  • A larger percentage of persons aged 30 to 34 (11.7% compared to 6.5%)
  • A larger percentage of persons aged 0 to 4 (11.3% compared to 6.2%)
  • A larger percentage of persons aged 25 to 29 (10.9% compared to 5.9%)
  • A smaller percentage of persons aged 65 to 69 (2.5% compared to 6.1%)

Emerging groups

From 2011 to 2016, Seaford Meadows's population increased by 2,194 people (132.9%). This represents an average annual population change of 18.42% per year over the period.

The largest changes in age structure in this area between 2011 and 2016 were in the age groups:

  • 30 to 34 (+285 persons)
  • 0 to 4 (+259 persons)
  • 25 to 29 (+217 persons)
  • 20 to 24 (+202 persons)