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Mornington Peninsula ShireCommunity profile

Mount Martha

Service age groups

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In 2021, Mount Martha had higher proportion of children (under 18) and a lower proportion of persons aged 60 or older than Mornington Peninsula Shire.

The Age Structure of Mount Martha provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Mount Martha's residential role and function and how it is likely to change in the future.

Service age groups divide the population into age categories that reflect typical life-stages. They indicate the level of demand for services that target people at different stages in life and how that demand is changing.

To get a more complete picture Mount Martha'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 - Service age groups
Mount Martha - Total persons (Usual residence)20212016Change
Service age group (years)Number%Mornington Peninsula Shire %Number%Mornington Peninsula Shire %2016 to 2021
Babies and pre-schoolers (0 to 4)9134.64.71,0905.95.2-177
Primary schoolers (5 to 11)1,9289.77.92,03711.08.6-109
Secondary schoolers (12 to 17)1,8689.47.21,6178.77.1+251
Tertiary education and independence (18 to 24)1,3716.96.71,2056.57.0+166
Young workforce (25 to 34)1,1445.88.61,2266.68.7-82
Parents and homebuilders (35 to 49)3,77519.017.04,14622.418.6-371
Older workers and pre-retirees (50 to 59)2,87114.513.72,41513.013.4+456
Empty nesters and retirees (60 to 69)2,41512.214.12,15211.614.1+263
Seniors (70 to 84)2,92714.816.62,12911.514.0+798
Elderly aged (85 and over)6183.13.65322.93.3+86
Total19,830100.0100.018,549100.0100.0+1,281
Source: Australian Bureau of Statistics, Census of Population and Housing 2016 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information

Dominant groups

Analysis of the service age groups of Mount Martha in 2021 compared to Mornington Peninsula Shire shows that there was a higher proportion of people in the younger age groups (0 to 17 years) and a lower proportion of people in the older age groups (60+ years).

Overall, 23.7% of the population was aged between 0 and 17, and 30.1% were aged 60 years and over, compared with 19.8% and 34.2% respectively for Mornington Peninsula Shire.

The major differences between the age structure of Mount Martha and Mornington Peninsula Shire were:

  • A larger percentage of 'Secondary schoolers' (9.4% compared to 7.2%)
  • A larger percentage of 'Parents and homebuilders' (19.0% compared to 17.0%)
  • A smaller percentage of 'Young workforce' (5.8% compared to 8.6%)
  • A smaller percentage of 'Empty nesters and retirees' (12.2% compared to 14.1%)

Emerging groups

From 2016 to 2021, Mount Martha's population increased by 1,281 people (6.9%). This represents an average annual population change of 1.34% per year over the period.

The largest changes in the age structure in this area between 2016 and 2021 were in the age groups:

  • Seniors (70 to 84) (+798 people)
  • Older workers and pre-retirees (50 to 59) (+456 people)
  • Parents and homebuilders (35 to 49) (-371 people)
  • Empty nesters and retirees (60 to 69) (+263 people)

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