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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 1991 was 35 to 39 year olds, increasing by 263 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)20211991Change
Five year age groups (years)Number%Castle Cove - Middle Cove %Number%Castle Cove - Middle Cove %1991 to 2021
0 to 44517.83.52527.04.7+199
5 to 93876.77.21474.15.7+240
10 to 143145.49.11564.36.3+158
15 to 192404.17.22115.87.9+29
20 to 241953.45.736310.08.3-168
25 to 293305.72.741811.55.0-88
30 to 345128.82.039510.94.9+117
35 to 395759.93.93128.66.7+263
40 to 445209.06.92757.67.7+245
45 to 494718.18.02125.96.6+259
50 to 543606.27.91734.86.6+187
55 to 593646.37.71313.65.4+233
60 to 643025.27.01433.96.2+159
65 to 692584.55.41093.06.9+149
70 to 742394.14.91303.65.0+109
75 to 791312.34.21002.83.7+31
80 to 84781.33.1671.81.9+11
85 and over661.13.5290.80.5+37
Total population5,793100.0100.03,623100.0100.0+2,170
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 Naremburn in 2021 compared to Castle Cove - Middle Cove shows that there was a similar 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 19.8% and 21.2% respectively for Castle Cove - Middle Cove.

The major differences between the age structure of Naremburn and Castle Cove - Middle Cove were:

  • A larger percentage of persons aged 30 to 34 (8.8% compared to 2.0%)
  • A larger percentage of persons aged 35 to 39 (9.9% compared to 3.9%)
  • A larger percentage of persons aged 0 to 4 (7.8% compared to 3.5%)
  • A smaller percentage of persons aged 10 to 14 (5.4% compared to 9.1%)

Emerging groups

From 1991 to 2021, Naremburn's population increased by 2,170 people (59.9%). This represents an average annual population change of 1.58% per year over the period.

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

  • 35 to 39 (+263 persons)
  • 45 to 49 (+259 persons)
  • 40 to 44 (+245 persons)
  • 5 to 9 (+240 persons)

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