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City of BaysideCommunity profile

Brighton

Five year age groups

In 2021, the largest age group in Brighton was 50 to 54 year olds. The group that changed the most since 1991 was 55 to 59 year olds, increasing by 853 people.

The Age Structure of Brighton provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Brighton'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 Brighton'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
Brighton - Total persons (Enumerated)20211991Change
Five year age groups (years)Number%City of Bayside %Number%City of Bayside %1991 to 2021
0 to 49094.04.59815.06.0-73
5 to 91,1675.15.91,1595.96.1+7
10 to 141,4966.67.31,2656.46.4+231
15 to 191,5046.66.91,5077.67.0-4
20 to 241,1725.15.21,4237.26.8-252
25 to 298643.83.61,0725.45.6-209
30 to 349594.24.21,2846.56.9-326
35 to 391,1565.15.41,2916.57.4-136
40 to 441,2685.66.41,6538.38.2-386
45 to 491,6107.17.81,5047.66.9+105
50 to 541,8218.08.31,0775.45.2+743
55 to 591,7087.57.38544.34.4+853
60 to 641,5586.86.49134.64.9+645
65 to 691,3385.95.49614.85.3+377
70 to 741,4016.15.38384.24.5+562
75 to 791,1284.94.08374.23.9+291
80 to 847813.42.75712.92.4+210
85 and over9524.23.46233.12.0+328
Total population22,792100.0100.019,824100.0100.0+2,967
Source: Australian Bureau of Statistics, Census of Population and Housing 1991 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information

Dominant groups

Analysis of the five year age groups of Brighton in 2021 compared to the City of Bayside 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 24.6% were aged 65 years and over, compared with 17.6% and 20.8% respectively for the City of Bayside.

The major differences between the age structure of Brighton and the City of Bayside were:

  • A larger percentage of persons aged 75 to 79 (4.9% compared to 4.0%)
  • A larger percentage of persons aged 70 to 74 (6.1% compared to 5.3%)
  • A larger percentage of persons aged 85 and over (4.2% compared to 3.4%)
  • A smaller percentage of persons aged 40 to 44 (5.6% compared to 6.4%)

Emerging groups

From 1991 to 2021, Brighton's population increased by 2,968 people (15.0%). This represents an average annual population change of 0.47% per year over the period.

The largest changes in age structure in this area between 1991 and 2021 were in the age groups:

  • 55 to 59 (+853 persons)
  • 50 to 54 (+743 persons)
  • 60 to 64 (+645 persons)
  • 70 to 74 (+562 persons)

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