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Bass Coast ShireCommunity profile

Bass Coast Shire

Five year age groups

In 2021, the largest age group in Bass Coast Shire was 65 to 69 year olds. The group that changed the most since 2006 was 65 to 69 year olds, increasing by 2,081 people.

The Age Structure of Bass Coast Shire provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Bass Coast Shire'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 Bass Coast Shire'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
Bass Coast Shire - Total persons (Usual residence)20212006Change
Five year age groups (years)Number%Regional VIC %Number%Regional VIC %2006 to 2021
0 to 41,8414.55.41,3915.26.0+450
5 to 92,1185.26.01,5235.76.8+595
10 to 142,2075.46.21,6896.47.5+518
15 to 191,8424.55.61,4955.67.0+347
20 to 241,4273.55.19813.75.5+446
25 to 291,6684.15.81,0053.84.9+663
30 to 341,9144.75.91,3074.95.8+607
35 to 392,1795.35.91,5816.06.6+598
40 to 442,0685.15.61,7256.57.1+343
45 to 492,2625.56.11,8256.97.4+437
50 to 542,5576.36.41,8797.17.1+678
55 to 592,9967.36.72,0327.76.7+964
60 to 643,6739.07.02,0067.65.4+1,667
65 to 693,8279.46.71,7466.64.6+2,081
70 to 743,3538.26.01,4935.63.8+1,860
75 to 792,2765.64.21,3305.03.4+946
80 to 841,3673.42.89173.52.5+450
85 and over1,2183.02.76202.32.0+598
Total population40,793100.0100.026,545100.0100.0+14,248
Source: Australian Bureau of Statistics, Census of Population and Housing 2006 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 Bass Coast Shire in 2021 compared to Regional VIC 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, 15.1% of the population was aged between 0 and 15, and 29.5% 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 Bass Coast Shire and Regional VIC were:

  • A larger percentage of persons aged 65 to 69 (9.4% compared to 6.7%)
  • A larger percentage of persons aged 70 to 74 (8.2% compared to 6.0%)
  • A larger percentage of persons aged 60 to 64 (9.0% compared to 7.0%)
  • A smaller percentage of persons aged 25 to 29 (4.1% compared to 5.8%)

Emerging groups

From 2006 to 2021, Bass Coast Shire's population increased by 14,248 people (53.7%). This represents an average annual population change of 2.91% per year over the period.

The largest changes in age structure in this area between 2006 and 2021 were in the age groups:

  • 65 to 69 (+2,081 persons)
  • 70 to 74 (+1,860 persons)
  • 60 to 64 (+1,667 persons)
  • 55 to 59 (+964 persons)

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