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City of Moreton BayCommunity profile

Coastal & Bribie Planning Area

Five year age groups

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In 2021, the largest age group in Coastal & Bribie Planning Area was 70 to 74 year olds. The group that changed the most since 2011 was 70 to 74 year olds, increasing by 1,124 people.

The Age Structure of Coastal & Bribie Planning Area provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Coastal & Bribie Planning Area'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 Coastal & Bribie Planning Area'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
Coastal & Bribie Planning Area - Total females (Enumerated)20212011Change
Five year age groups (years)Number%Burpengary %Number%Burpengary %2011 to 2021
0 to 45612.95.86954.46.4-134
5 to 97473.96.27704.97.1-23
10 to 148644.56.97945.07.7+69
15 to 197754.06.37885.07.7-13
20 to 244822.56.65433.45.1-61
25 to 294922.67.35833.74.6-92
30 to 346373.36.66103.94.9+26
35 to 397854.16.18575.47.5-73
40 to 447854.16.19255.98.0-140
45 to 499885.16.49866.37.6+2
50 to 541,1976.26.51,0156.46.6+181
55 to 591,4617.65.91,1767.56.6+284
60 to 641,7999.35.21,4749.46.1+325
65 to 692,13111.15.31,4819.44.5+650
70 to 742,19811.45.11,0736.83.5+1,124
75 to 791,6668.63.58525.42.6+814
80 to 849424.92.46103.92.1+332
85 and over7624.01.85153.31.6+247
Total population19,272100.0100.015,755100.0100.0+3,517
Source: Australian Bureau of Statistics, Census of Population and Housing 2011 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information

Dominant groups

Analysis of the female five year age groups of Coastal & Bribie Planning Area in 2021 compared to Burpengary shows that there was a lower proportion of females in the younger age groups (under 15) and a higher proportion of females in the older age groups (65+).

Overall, 11.3% of the female population was aged between 0 and 15, and 39.9% were aged 65 years and over, compared with 18.9% and 18.2% respectively for Burpengary.

The major differences between the female age structure of Coastal & Bribie Planning Area and Burpengary were:

  • A larger percentage of females aged 70 to 74 (11.4% compared to 5.1%)
  • A larger percentage of females aged 65 to 69 (11.1% compared to 5.3%)
  • A larger percentage of females aged 75 to 79 (8.6% compared to 3.5%)
  • A smaller percentage of females aged 25 to 29 (2.6% compared to 7.3%)

Emerging groups

From 2011 to 2021, Coastal & Bribie Planning Area's female population increased by 3,517 people (22.3%). This represents an average annual population change of 2.04% per year over the period.

The largest changes in female age structure in this area between 2011 and 2021 were in the age groups:

  • 70 to 74 (+1,124 females)
  • 75 to 79 (+814 females)
  • 65 to 69 (+650 females)
  • 80 to 84 (+332 females)

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