3235.0 - Regional Population by Age and Sex, Australia, 2017 Quality Declaration 
Latest ISSUE Released at 11:30 AM (CANBERRA TIME) 28/09/2018   
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SOUTH AUSTRALIA

MEDIAN AGE

  • At June 2017, South Australia (SA) had a median age (the age at which half the population is older and half is younger) of 40.0 years. This was the second highest of all states and territories, behind Tasmania at 42.2 years. The median age of males in 2017 was 38.9 years compared with 41.1 years for females.
  • The median age in Greater Adelaide (38.7 years) was six years lower than in the rest of the state (44.7).
  • The SA2s with the highest median ages in 2017 were popular retirement destinations on the Fleurieu and Yorke Peninsulas. The coastal SA2s of Goolwa - Port Elliot and Victor Harbor on the Fleurieu Peninsula had the highest median ages of 58.3 and 57.8 years respectively. On the Yorke Peninsula, SA2s with the highest median ages were Yorke Peninsula - South (56.1 years), Yorke Peninsula - North (54.7) and Moonta (54.6).
  • The APY Lands in the state's north had the lowest median age of all SA2s in the state, at 27.6 years. This was followed by Munno Para West - Angle Vale (28.6) and Davoren Park (28.8) on the northern fringe of Greater Adelaide, and inner-city Adelaide (29.4).

    SA2s WITH OLDEST AND YOUNGEST MEDIAN AGES
    (a), South Australia, 2017

    Median Age
    SA2GCCSA
    years

    OLDEST MEDIAN AGES

    Goolwa - Port ElliotRest of SA
    58.3
    Victor HarborRest of SA
    57.8
    Yorke Peninsula - SouthRest of SA
    56.1
    Yorke Peninsula - NorthRest of SA
    54.7
    MoontaRest of SA
    54.6

    YOUNGEST MEDIAN AGES

    APY LandsRest of SA
    27.6
    Munno Para West - Angle ValeGreater Adelaide
    28.6
    Davoren ParkGreater Adelaide
    28.8
    AdelaideGreater Adelaide
    29.4
    Roxby DownsRest of SA
    31.2

    (a) Excludes SA2s with a population of less than 1,000 at June 2017.


SEX RATIO
  • At June 2017, the sex ratio (the number of males per 100 females) in SA was 97.7. This was the lowest sex ratio of all states and territories in Australia.
  • Greater Adelaide had more females than males (with a sex ratio of 96.7) while in the rest of SA there were more males than females (101.1).
  • The SA2 with the highest sex ratio in SA was Outback (165.4 males per 100 females), followed by Grant (131.7) in the state's south-east and the mining town of Roxby Downs (130.8).
  • The SA2s with the lowest sex ratios in 2017 were Warradale (86.8 males per 100 females) a southern suburb of Adelaide, and Toorak Gardens (88.3) in Adelaide's east.

    SA2s WITH HIGHEST AND LOWEST SEX RATIOS
    (a), South Australia, 2017

    Sex Ratio
    SA2GCCSA
    males per 100 females

    HIGHEST SEX RATIOS

    OutbackRest of SA
    165.4
    GrantRest of SA
    131.7
    Roxby DownsRest of SA
    130.8
    Murray Bridge RegionRest of SA
    114.9
    WaikerieRest of SA
    112.3

    LOWEST SEX RATIOS

    WarradaleGreater Adelaide
    86.8
    Toorak GardensGreater Adelaide
    88.3
    Victor HarborRest of SA
    88.4
    Payneham - FelixstowGreater Adelaide
    88.8
    Mitchell ParkGreater Adelaide
    89.3

    (a) Excludes SA2s with a population of less than 1,000 at June 2017.


AGE AND SEX DISTRIBUTION
  • The age distribution of the population in Greater Adelaide varies most from the rest of the state for the young adult population. Greater Adelaide had a higher proportion of its population aged 20 to 39 years at June 2017 (28%) as compared to the rest of the state (21%). This is indicative of young adults moving to the capital city for employment or education purposes.


AGE AND SEX DISTRIBUTION (%), South Australia - 30 June 2017
Population pyramid showing proportion of population by age and sex in Greater Adelaide and rest of South Australia, 30 June 2017