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LEARN MORE ABOUT .idIn 2021, the largest age group in Bexley was 35 to 39 year olds. The group that changed the most since 2016 was 70 to 74 year olds, increasing by 207 people.
The Age Structure of Bexley provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Bexley'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 Bexley's Age Structure should be viewed in conjunction with Household Types and Dwelling Types.
Q:
Derived from the Census question:
'What is the person's date of birth or age?'
| Age structure - Five year age groups | |||||||
|---|---|---|---|---|---|---|---|
| Bexley - Total persons (Usual residence) | 2021 | 2016 | Change | ||||
| Five year age groups (years) | Number | % | Bayside Council area % | Number | % | Bayside Council area % | 2016 to 2021 |
| 0 to 4 | 1,183 | 6.0 | 5.7 | 1,282 | 6.5 | 6.1 | -99 |
| 5 to 9 | 1,189 | 6.1 | 4.9 | 1,204 | 6.1 | 5.4 | -15 |
| 10 to 14 | 1,150 | 5.9 | 4.5 | 1,093 | 5.5 | 4.7 | +57 |
| 15 to 19 | 1,068 | 5.4 | 4.4 | 1,177 | 6.0 | 5.2 | -109 |
| 20 to 24 | 1,231 | 6.3 | 7.8 | 1,260 | 6.4 | 7.6 | -29 |
| 25 to 29 | 1,189 | 6.1 | 10.4 | 1,249 | 6.3 | 10.0 | -60 |
| 30 to 34 | 1,326 | 6.8 | 10.5 | 1,465 | 7.4 | 9.7 | -139 |
| 35 to 39 | 1,430 | 7.3 | 8.6 | 1,395 | 7.1 | 7.8 | +35 |
| 40 to 44 | 1,302 | 6.6 | 6.6 | 1,338 | 6.8 | 6.9 | -36 |
| 45 to 49 | 1,268 | 6.5 | 6.1 | 1,208 | 6.1 | 6.3 | +60 |
| 50 to 54 | 1,186 | 6.0 | 5.6 | 1,202 | 6.1 | 5.9 | -16 |
| 55 to 59 | 1,174 | 6.0 | 5.3 | 1,169 | 5.9 | 5.2 | +5 |
| 60 to 64 | 1,109 | 5.6 | 4.6 | 1,018 | 5.2 | 4.6 | +91 |
| 65 to 69 | 996 | 5.1 | 4.0 | 906 | 4.6 | 4.2 | +90 |
| 70 to 74 | 862 | 4.4 | 3.7 | 655 | 3.3 | 3.3 | +207 |
| 75 to 79 | 639 | 3.3 | 2.8 | 608 | 3.1 | 2.7 | +31 |
| 80 to 84 | 544 | 2.8 | 2.2 | 608 | 3.1 | 2.1 | -64 |
| 85 and over | 798 | 4.1 | 2.2 | 902 | 4.6 | 2.3 | -104 |
| Total population | 19,644 | 100.0 | 100.0 | 19,739 | 100.0 | 100.0 | -95 |
Dominant groups
Analysis of the five year age groups of Bexley in 2021 compared to Bayside Council area shows that there was a higher proportion of people in the younger age groups (under 15) as well as a higher proportion of people in the older age groups (65+).
Overall, 17.9% of the population was aged between 0 and 15, and 19.5% were aged 65 years and over, compared with 15.1% and 14.8% respectively for Bayside Council area.
The major differences between the age structure of Bexley and Bayside Council area were:
- A larger percentage of persons aged 85 and over (4.1% compared to 2.2%)
- A smaller percentage of persons aged 25 to 29 (6.1% compared to 10.4%)
- A smaller percentage of persons aged 30 to 34 (6.8% compared to 10.5%)
- A smaller percentage of persons aged 20 to 24 (6.3% compared to 7.8%)
Emerging groups
From 2016 to 2021, Bexley's population decreased by 95 people (0.5%). This represents an average annual population change of -0.1% per year over the period.
The largest changes in age structure in this area between 2016 and 2021 were in the age groups:
- 70 to 74 (+207 persons)
- 30 to 34 (-139 persons)
- 15 to 19 (-109 persons)
- 85 and over (-104 persons)
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