World Population PyramidsPopulation pyramids and indicators by country and year日本語

Australia vs Japan: population pyramids in 2005

2005Swap

AustraliaJapan

1%0.75%0.5%0.25%0%0.25%0.5%0.75%1%0102030405060708090100MaleFemale

Each bar is the share of the total population at that single year of age (men left, women right), so countries of different sizes can be compared.

Australia and Japan compared

In 2005, Australia has a population of 20.2 million and Japan 127.8 million; Japan is about 6.3 times the size of Australia.

The share aged 65 and over is 12.8% in Australia and 19.9% in Japan, 7.1 points higher in Japan. The median age is 36.4 years in Australia and 43.4 years in Japan.

The total fertility rate is 1.85 in Australia and 1.25 in Japan, both below the replacement level of about 2.1. Life expectancy at birth is 81.1 years in Australia and 82.0 years in Japan.

By 2050, the population of Australia is projected to grow by 60.6% and that of Japan to shrink by 17.8% compared with 2005.

GDP per person is $65K in Australia (2025) and $36K in Japan (2025).

Key figures (2005)

AustraliaJapan
Population20.2 million127.8 million
Aged 0–1419.9%13.8%
Aged 15–6467.3%66.3%
Aged 65+12.8%19.9%
Median age36.4 yrs43.4 yrs
Old-age dependency19.030.0
Total fertility rate1.851.25
Life expectancy81.1 yrs82.0 yrs
Population growth+1.30%+0.05%
Net migration (per year)+131,371+113,017
GDP$1.8T (2025)$4.44T (2025)
GDP per person$65K (2025)$36K (2025)
Unemployment4.1% (2025)2.5% (2025)

Economic figures are the latest year published for each country.

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