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City of BallaratCommunity profile

City of Ballarat

Five year age groups

In 2021, the largest age group in the City of Ballarat was 25 to 29 year olds. The group that changed the most since 2016 was 70 to 74 year olds, increasing by 1,529 people.

The Age Structure of the City of Ballarat provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of the City of Ballarat'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 the City of Ballarat'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
City of Ballarat - Total persons (Usual residence)20212016Change
Five year age groups (years)Number%Regional VIC %Number%Regional VIC %2016 to 2021
0 to 46,6085.85.46,6156.55.8-7
5 to 97,2886.46.06,6826.66.3+606
10 to 147,4246.56.26,1686.16.1+1,256
15 to 196,9276.15.66,6036.56.1+324
20 to 247,1986.35.17,5447.45.5-346
25 to 298,0667.15.86,7646.75.4+1,302
30 to 347,4706.65.96,3586.35.5+1,112
35 to 397,2456.45.96,0826.05.4+1,163
40 to 446,8266.05.66,3356.26.1+491
45 to 497,0096.26.16,3846.36.6+625
50 to 546,8426.06.46,5016.46.8+341
55 to 596,7415.96.76,2226.17.1+519
60 to 646,5705.87.05,8525.86.9+718
65 to 696,2345.56.75,5525.56.6+682
70 to 745,6995.06.04,1704.14.9+1,529
75 to 794,0413.64.23,1263.13.6+915
80 to 842,7052.42.82,3252.32.6+380
85 and over2,8772.52.72,4092.42.7+468
Total population113,770100.0100.0101,692100.0100.0+12,078
Source: Australian Bureau of Statistics, Census of Population and Housing 2016 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 the City of Ballarat in 2021 compared to Regional VIC 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, 18.7% of the population was aged between 0 and 15, and 18.9% were aged 65 years and over, compared with 17.6% and 22.3% respectively for Regional VIC.

The major differences between the age structure of the City of Ballarat and Regional VIC were:

  • A larger percentage of persons aged 25 to 29 (7.1% compared to 5.8%)
  • A larger percentage of persons aged 20 to 24 (6.3% compared to 5.1%)
  • A smaller percentage of persons aged 60 to 64 (5.8% compared to 7.0%)
  • A smaller percentage of persons aged 65 to 69 (5.5% compared to 6.7%)

Emerging groups

From 2016 to 2021, City of Ballarat's population increased by 12,078 people (11.9%). This represents an average annual population change of 2.27% 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 (+1,529 persons)
  • 25 to 29 (+1,302 persons)
  • 10 to 14 (+1,256 persons)
  • 35 to 39 (+1,163 persons)

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