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City of Darwin

Five year age groups

There were 312 people over the age of 85 living in City of Darwin in 2011, with largest age group being 25 to 29 year olds.

The Age Structure of City of Darwin provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of City of Darwin'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 City of Darwin's Age Structure should be viewed in conjunction with Household Types and Dwelling Types.

Derived from the Census question:

'What is the person's date of birth (or age last birthday)?'

Total population

Age structure - Five year age groups
City of Darwin - Total persons (Usual residence)20112006Change
Five year age groups (years)Number%Greater Darwin %Number%Greater Darwin %2006 to 2011
0 to 44,8646.77.44,4276.77.6+437
5 to 94,4216.16.84,4596.77.6-38
10 to 144,6226.36.84,4556.77.5+167
15 to 194,5706.36.64,5446.96.9+26
20 to 245,6157.77.95,2798.07.5+336
25 to 297,1529.89.15,6588.58.1+1,494
30 to 346,3178.78.35,6608.58.6+657
35 to 395,8048.08.25,4538.28.6+351
40 to 445,6347.78.05,2738.08.2+361
45 to 495,3107.37.35,2167.97.7+94
50 to 545,0797.06.74,8377.36.9+242
55 to 594,4606.15.74,3206.55.8+140
60 to 643,7865.24.72,7404.13.7+1,046
65 to 692,2443.12.71,6862.52.2+558
70 to 741,4542.01.79771.51.3+477
75 to 797821.10.96731.00.9+109
80 to 845280.70.63870.60.5+141
85 and over3120.40.32450.40.3+67

Source: Australian Bureau of Statistics, Census of Population and Housing 2006 and 2011. Compiled and presented by .id , the population experts.

Age structure - five year age groups, 2011
Age structure - five year age groups, 2011 85 and over, Greater Darwin: 0.3% 80 to 84, Greater Darwin: 0.6% 75 to 79, Greater Darwin: 0.9% 70 to 74, Greater Darwin: 1.7% 65 to 69, Greater Darwin: 2.7% 60 to 64, Greater Darwin: 4.7% 55 to 59, Greater Darwin: 5.7% 50 to 54, Greater Darwin: 6.7% 45 to 49, Greater Darwin: 7.3% 40 to 44, Greater Darwin: 8.0% 35 to 39, Greater Darwin: 8.2% 30 to 34, Greater Darwin: 8.3% 25 to 29, Greater Darwin: 9.1% 20 to 24, Greater Darwin: 7.9% 15 to 19, Greater Darwin: 6.6% 10 to 14, Greater Darwin: 6.8% 5 to 9, Greater Darwin: 6.8% 0 to 4, Greater Darwin: 7.4% 85 and over, City of Darwin: 0.4% 80 to 84, City of Darwin: 0.7% 75 to 79, City of Darwin: 1.1% 70 to 74, City of Darwin: 2.0% 65 to 69, City of Darwin: 3.1% 60 to 64, City of Darwin: 5.2% 55 to 59, City of Darwin: 6.1% 50 to 54, City of Darwin: 7.0% 45 to 49, City of Darwin: 7.3% 40 to 44, City of Darwin: 7.7% 35 to 39, City of Darwin: 8.0% 30 to 34, City of Darwin: 8.7% 25 to 29, City of Darwin: 9.8% 20 to 24, City of Darwin: 7.7% 15 to 19, City of Darwin: 6.3% 10 to 14, City of Darwin: 6.3% 5 to 9, City of Darwin: 6.1% 0 to 4, City of Darwin: 6.7%
Source: Australian Bureau of Statistics, Census of Population and Housing, 2011 (Usual residence data)
Compiled and presented in profile.id by .id, the population experts.
Change in age structure - five year age groups, 2006 to 2011
Change in age structure - five year age groups, 2006 to 2011 85 and over, City of Darwin: +67 80 to 84, City of Darwin: +141 75 to 79, City of Darwin: +109 70 to 74, City of Darwin: +477 65 to 69, City of Darwin: +558 60 to 64, City of Darwin: +1,046 55 to 59, City of Darwin: +140 50 to 54, City of Darwin: +242 45 to 49, City of Darwin: +94 40 to 44, City of Darwin: +361 35 to 39, City of Darwin: +351 30 to 34, City of Darwin: +657 25 to 29, City of Darwin: +1,494 20 to 24, City of Darwin: +336 15 to 19, City of Darwin: +26 10 to 14, City of Darwin: +167 5 to 9, City of Darwin: -38 0 to 4, City of Darwin: +437
Source: Australian Bureau of Statistics, Census of Population and Housing, 2006 and 2011 (Usual residence data)
Compiled and presented in profile.id by .id, the population experts.

Dominant groups

Analysis of the five year age groups of City of Darwin in 2011 compared to Greater Darwin 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, 19.1% of the population was aged between 0 and 15, and 7.3% were aged 65 years and over, compared with 21.0% and 6.3% respectively for Greater Darwin.

The major differences between the age structure of City of Darwin and Greater Darwin were:

  • A larger percentage of persons aged 25 to 29 (9.8% compared to 9.1%)
  • A larger percentage of persons aged 60 to 64 (5.2% compared to 4.7%)
  • A smaller percentage of persons aged 5 to 9 (6.1% compared to 6.8%)
  • A smaller percentage of persons aged 0 to 4 (6.7% compared to 7.4%)

Emerging groups

From 2006 to 2011, City of Darwin's population increased by 6,665 people (10.1%). This represents an average annual population change of 1.93% per year over the period.

The largest changes in age structure in this area between 2006 and 2011 were in the age groups:

  • 25 to 29 (+1,494 persons)
  • 60 to 64 (+1,046 persons)
  • 30 to 34 (+657 persons)
  • 65 to 69 (+558 persons)

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