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SUMMARY

SEX RATIOS AND MEDIAN AGES - Greater Capital City Statistical Areas (GCCSAs), 30 June 2015
	Sex Ratio	Median Age(a)
GCCSA	males per 100 females	years
Greater Sydney	98.2	36.1
Greater Melbourne	97.5	36.0
Greater Brisbane	98.7	35.2
Greater Adelaide	96.7	38.8
Greater Perth	100.0	35.7
Greater Hobart	98.0	39.8
Greater Darwin	110.8	33.3
Australian Capital Territory	98.5	35.1
Total Greater Capital Cities	98.3	36.1
Total Australia	99.0	37.4
(a) The age at which half the population is older and half is younger.

SA2s WITH HIGHEST AND LOWEST SEX RATIOS(a), 30 June 2015
		Sex Ratio
SA2	GCCSA	males per 100 females
HIGHEST SEX RATIOS
East Pilbara	Rest of WA	358.9
Roebourne	Rest of WA	243.5
Ashburton	Rest of WA	238.9
Casuarina - Wellard (East)	Greater Perth	220.5
Meekatharra	Rest of WA	203.5
LOWEST SEX RATIOS
Deakin	Australian Capital Territory	80.7
Page	Australian Capital Territory	81.6
Coombabah	Rest of Qld	82.0
Palmerston - South	Greater Darwin	82.4
Hackett	Australian Capital Territory	82.5
(a) Excludes SA2s with a population of less than 1,000 at June 2015.

SA2s WITH OLDEST AND YOUNGEST MEDIAN AGES(a), 2015
		Median Age
SA2	GCCSA	years
OLDEST MEDIAN AGES
Tea Gardens - Hawks Nest	Rest of NSW	61.0
Tuncurry	Rest of NSW	59.7
Bribie Island	Greater Brisbane	59.3
Paynesville	Rest of Vic.	59.0
Victor Harbor	Rest of SA	58.1
YOUNGEST MEDIAN AGES
Acton	Australian Capital Territory	23.3
Yarrabah	Rest of Qld	23.4
Thamarrurr	Rest of NT	23.7
Northern Peninsula	Rest of Qld	24.4
St Lucia	Greater Brisbane	24.4
(a) Excludes SA2s with a population of less than 1,000 at June 2015.

• Greater Darwin was the only capital city where males outnumbered females.
• The SA2s with the highest sex ratios were predominately mining areas in regional Western Australia (including East Pilbara, Roebourne and Ashburton), and areas which contained prisons (including Casuarina - Wellard (East) in Western Australia).
• The SA2s with the lowest sex ratios included the Canberra suburbs of Deakin and Page, Coombabah on the Gold Coast and Palmerston - South in Greater Darwin.
• Greater Hobart had the oldest population of all Australian capital cities, while Greater Darwin had the youngest.
• The SA2s with the oldest median ages were coastal areas, including Tea Gardens - Hawks Nest near Port Stephens in New South Wales, Bribie Island in Queensland, Paynesville in Victoria's Gippsland region, and Victor Harbor on South Australia's Fleurieu Peninsula.
• Many of the SA2s with the youngest median ages also had high proportions of Aboriginal and Torres Strait Islander people (including Yarrabah and Northern Peninsula in Queensland, and Thamarrurr in the Northern Territory) or large student populations (Acton in Canberra and St Lucia in Brisbane).