Mornington Peninsula ShireCommunity profile
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Bittern - Crib Point

Five year age groups

There were 58 people over the age of 85 living in Bittern - Crib Point in 2011, with largest age group being 40 to 44 year olds.

The Age Structure of Bittern - Crib Point provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Bittern - Crib Point'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 Bittern - Crib Point'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
Bittern - Crib Point - Total persons (Usual residence)20112006Change
Five year age groups (years)Number%Mornington Peninsula Shire %Number%Mornington Peninsula Shire %2006 to 2011
0 to 44206.65.84316.95.7-11
5 to 94897.76.24777.66.4+12
10 to 145047.96.35218.46.8-17
15 to 194757.46.35238.46.8-48
20 to 244026.34.93415.54.7+61
25 to 293185.04.13014.84.1+16
30 to 343074.84.54326.95.4-125
35 to 394697.46.24937.96.6-24
40 to 445308.37.15578.97.0-27
45 to 494947.76.95308.57.1-37
50 to 544867.66.74407.16.5+47
55 to 594116.46.43545.76.9+57
60 to 643365.37.02954.76.3+42
65 to 693034.76.31963.25.4+107
70 to 741933.05.11111.84.6+82
75 to 79971.54.01222.04.3-25
80 to 84891.43.2731.23.1+17
85 and over580.92.9350.62.4+23

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, Mornington Peninsula Shire: 2.9% 80 to 84, Mornington Peninsula Shire: 3.2% 75 to 79, Mornington Peninsula Shire: 4.0% 70 to 74, Mornington Peninsula Shire: 5.1% 65 to 69, Mornington Peninsula Shire: 6.3% 60 to 64, Mornington Peninsula Shire: 7.0% 55 to 59, Mornington Peninsula Shire: 6.4% 50 to 54, Mornington Peninsula Shire: 6.7% 45 to 49, Mornington Peninsula Shire: 6.9% 40 to 44, Mornington Peninsula Shire: 7.1% 35 to 39, Mornington Peninsula Shire: 6.2% 30 to 34, Mornington Peninsula Shire: 4.5% 25 to 29, Mornington Peninsula Shire: 4.1% 20 to 24, Mornington Peninsula Shire: 4.9% 15 to 19, Mornington Peninsula Shire: 6.3% 10 to 14, Mornington Peninsula Shire: 6.3% 5 to 9, Mornington Peninsula Shire: 6.2% 0 to 4, Mornington Peninsula Shire: 5.8% 85 and over, Bittern - Crib Point: 0.9% 80 to 84, Bittern - Crib Point: 1.4% 75 to 79, Bittern - Crib Point: 1.5% 70 to 74, Bittern - Crib Point: 3.0% 65 to 69, Bittern - Crib Point: 4.7% 60 to 64, Bittern - Crib Point: 5.3% 55 to 59, Bittern - Crib Point: 6.4% 50 to 54, Bittern - Crib Point: 7.6% 45 to 49, Bittern - Crib Point: 7.7% 40 to 44, Bittern - Crib Point: 8.3% 35 to 39, Bittern - Crib Point: 7.4% 30 to 34, Bittern - Crib Point: 4.8% 25 to 29, Bittern - Crib Point: 5.0% 20 to 24, Bittern - Crib Point: 6.3% 15 to 19, Bittern - Crib Point: 7.4% 10 to 14, Bittern - Crib Point: 7.9% 5 to 9, Bittern - Crib Point: 7.7% 0 to 4, Bittern - Crib Point: 6.6%
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, Bittern - Crib Point: +23 80 to 84, Bittern - Crib Point: +17 75 to 79, Bittern - Crib Point: -25 70 to 74, Bittern - Crib Point: +82 65 to 69, Bittern - Crib Point: +107 60 to 64, Bittern - Crib Point: +42 55 to 59, Bittern - Crib Point: +57 50 to 54, Bittern - Crib Point: +47 45 to 49, Bittern - Crib Point: -37 40 to 44, Bittern - Crib Point: -27 35 to 39, Bittern - Crib Point: -24 30 to 34, Bittern - Crib Point: -125 25 to 29, Bittern - Crib Point: +16 20 to 24, Bittern - Crib Point: +61 15 to 19, Bittern - Crib Point: -48 10 to 14, Bittern - Crib Point: -17 5 to 9, Bittern - Crib Point: +12 0 to 4, Bittern - Crib Point: -11
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 Bittern - Crib Point in 2011 compared to Mornington Peninsula Shire 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, 22.1% of the population was aged between 0 and 15, and 11.6% were aged 65 years and over, compared with 18.4% and 21.5% respectively for Mornington Peninsula Shire.

The major differences between the age structure of Bittern - Crib Point and Mornington Peninsula Shire were:

  • A smaller percentage of persons aged 75 to 79 (1.5% compared to 4.0%)
  • A smaller percentage of persons aged 70 to 74 (3.0% compared to 5.1%)
  • A smaller percentage of persons aged 85 and over (0.9% compared to 2.9%)
  • A smaller percentage of persons aged 80 to 84 (1.4% compared to 3.2%)

Emerging groups

From 2006 to 2011, Bittern - Crib Point's population increased by 149 people (2.4%). This represents an average annual population change of 0.47% per year over the period.

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

  • 30 to 34 (-125 persons)
  • 65 to 69 (+107 persons)
  • 70 to 74 (+82 persons)
  • 20 to 24 (+61 persons)