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City of Tea Tree GullyCommunity profile

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

Tea Tree Gully - Vista - Houghton

Five year age groups

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

There were 62 people over the age of 85 living in Tea Tree Gully - Vista - Houghton in 2016, with largest age group being 45 to 49 year olds.

The Age Structure of Tea Tree Gully - Vista - Houghton provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Tea Tree Gully - Vista - Houghton'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 Tea Tree Gully - Vista - Houghton'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
Tea Tree Gully - Vista - Houghton - Total persons (Usual residence)20162011Change
Five year age groups (years)Number%City of Tea Tree Gully %Number%City of Tea Tree Gully %2011 to 2016
0 to 42155.15.71994.75.8+16
5 to 91924.56.02385.75.9-46
10 to 142375.65.93007.16.4-64
15 to 193147.46.32455.86.9+70
20 to 242275.35.92395.76.2-13
25 to 292155.15.72155.16.10
30 to 342636.26.42395.76.0+24
35 to 392726.46.42726.56.7-1
40 to 442826.76.63017.27.4-18
45 to 493287.77.13157.57.5+13
50 to 543157.46.92686.47.1+47
55 to 592505.96.62636.36.8-13
60 to 642606.16.23287.86.6-67
65 to 693047.26.12997.15.0+5
70 to 742345.54.62285.43.5+6
75 to 791814.33.21172.82.6+64
80 to 84962.32.2721.71.9+24
85 and over621.52.1681.61.7-6
Total population4,249100.0100.04,208100.0100.0+41
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 Tea Tree Gully - Vista - Houghton in 2016 compared to City of Tea Tree Gully 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, 15.2% of the population was aged between 0 and 15, and 20.6% were aged 65 years and over, compared with 17.6% and 18.2% respectively for City of Tea Tree Gully.

The major differences between the age structure of Tea Tree Gully - Vista - Houghton and City of Tea Tree Gully were:

  • A larger percentage of persons aged 15 to 19 (7.4% compared to 6.3%)
  • A larger percentage of persons aged 65 to 69 (7.2% compared to 6.1%)
  • A larger percentage of persons aged 75 to 79 (4.3% compared to 3.2%)
  • A smaller percentage of persons aged 5 to 9 (4.5% compared to 6.0%)

Emerging groups

From 2011 to 2016, Tea Tree Gully - Vista - Houghton's population increased by 41 people (1.0%). This represents an average annual population change of 0.19% per year over the period.

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

  • 15 to 19 (+70 persons)
  • 60 to 64 (-67 persons)
  • 75 to 79 (+64 persons)
  • 10 to 14 (-64 persons)

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