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NORTHERN TERRITORY

MEDIAN AGE

• At June 2017, the Northern Territory (NT) had a median age (the age at which half the population is older and half is younger) of 32.6 years, which was the lowest median age of all states and territories.

• The median age of the population in Greater Darwin was 33.6 years at June 2017, up slightly from 32.9 at June 2012, while the median age in the rest of the NT increased from 29.6 to 30.9 years over the same period.

• The SA2 in the NT with the highest median age in 2017 was Ross (45.2 years) which is a suburb of Alice Springs, followed by Alligator (41.6) and Virginia (39.5).

• The SA2s with the lowest median ages in the NT were Gulf (25.4 years) and Victoria River (25.5), both in the Katherine region, followed by Thamarrurr (26.0).

SA2s WITH OLDEST AND YOUNGEST MEDIAN AGES(a), Northern Territory, 2017
		Median Age
SA2	GCCSA	years
OLDEST MEDIAN AGES
Ross	Rest of NT	45.2
Alligator	Rest of NT	41.6
Virginia	Greater Darwin	39.5
Fannie Bay - The Gardens	Greater Darwin	39.3
Jingili	Greater Darwin	38.2
YOUNGEST MEDIAN AGES
Gulf	Rest of NT	25.4
Victoria River	Rest of NT	25.5
Thamarrurr	Rest of NT	26.0
East Arnhem	Rest of NT	26.2
Barkly	Rest of NT	26.2
(a) Excludes SA2s with a population of less than 1,000 at June 2017.

• The NT had the highest sex ratio of all states and territories in 2017, with 108.1 males per 100 females.

• Males outnumbered females in both Greater Darwin (111.5 males per 100 females) and the rest of the NT (103.2).

• The SA2 of Howard Springs in the Darwin rural area had the highest sex ratio in the NT, with 294.1 males per 100 females. This was followed by Weddell (128.2) in Litchfield and Darwin City (126.3).

• The SA2s with the lowest sex ratios were Tanami (88.2 males per 100 females) and Yuendumu - Anmatjere (90.4), both in central Australia.

SA2s WITH HIGHEST AND LOWEST SEX RATIOS(a), Northern Territory, 2017
		Sex Ratio
SA2	GCCSA	males per 100 females
HIGHEST SEX RATIOS
Howard Springs	Greater Darwin	294.1
Weddell	Greater Darwin	128.2
Darwin City	Greater Darwin	126.3
Larrakeyah	Greater Darwin	123.9
Sandover - Plenty	Rest of NT	123.6
LOWEST SEX RATIOS
Tanami	Rest of NT	88.2
Yuendumu - Anmatjere	Rest of NT	90.4
East Side	Rest of NT	92.5
Flynn	Rest of NT	92.7
Thamarrurr	Rest of NT	94.7
(a) Excludes SA2s with a population of less than 1,000 at June 2017.

• Greater Darwin had a lower proportion of its population under 25 years of age at June 2017 (32% compared with 39% for the rest of the NT) and a higher proportion of people aged 25 years and above (68% compared with 61%).

AGE AND SEX DISTRIBUTION (%), Northern Territory - 30 June 2017