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Willoughby City CouncilCommunity profile

Naremburn

Five year age groups

In 2021, the largest age group in Naremburn was 35 to 39 year olds. The group that changed the most since 2006 was 5 to 9 year olds, increasing by 167 people.

The Age Structure of Naremburn provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Naremburn'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 Naremburn'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
Naremburn - Total persons (Enumerated)20212006Change
Five year age groups (years)Number%Castlecrag %Number%Castlecrag %2006 to 2021
0 to 44517.83.44098.37.4+42
5 to 93876.75.42204.57.7+167
10 to 143145.49.21883.87.5+126
15 to 192404.19.52134.36.7+27
20 to 241953.45.92745.64.2-79
25 to 293305.72.34739.62.6-143
30 to 345128.82.260012.23.6-88
35 to 395759.93.454611.18.3+29
40 to 445209.05.74118.48.2+109
45 to 494718.18.53336.89.0+138
50 to 543606.210.33026.17.4+58
55 to 593646.38.13076.28.4+57
60 to 643025.26.91873.85.1+115
65 to 692584.55.81733.53.2+85
70 to 742394.15.9941.92.4+145
75 to 791312.33.5751.53.6+56
80 to 84781.31.9761.51.9+2
85 and over661.12.3390.82.7+27
Total population5,793100.0100.04,920100.0100.0+873
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 Naremburn in 2021 compared to Castlecrag 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, 19.9% of the population was aged between 0 and 15, and 13.3% were aged 65 years and over, compared with 17.9% and 19.4% respectively for Castlecrag.

The major differences between the age structure of Naremburn and Castlecrag were:

  • A larger percentage of persons aged 30 to 34 (8.8% compared to 2.2%)
  • A larger percentage of persons aged 35 to 39 (9.9% compared to 3.4%)
  • A larger percentage of persons aged 0 to 4 (7.8% compared to 3.4%)
  • A smaller percentage of persons aged 15 to 19 (4.1% compared to 9.5%)

Emerging groups

From 2006 to 2021, Naremburn's population increased by 873 people (17.7%). This represents an average annual population change of 1.09% per year over the period.

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

  • 5 to 9 (+167 persons)
  • 70 to 74 (+145 persons)
  • 25 to 29 (-143 persons)
  • 45 to 49 (+138 persons)

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