Population Pyramids of the World from 1950 to 2100

Australia Population Pyramid 1975

Australia
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1975
Population: 13,893,988

Year

-5 -1   1975  +1 +5

Country

A B C D E F G H I J K L M N O P Q R S T U V W Y Z
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Summary

Australia in 1975

In 1975, Australia had a total population of 13,893,989 people. That is 22.3% more than in 1965, when the population stood at 11,357,477.

Half of the population was younger than 28.1 years; 27.5% were children under 15 and 8.7% were 65 or older. The pyramid is stationary: cohort sizes are roughly even through the younger ages, reflecting fertility close to replacement level and slow population change.

Ranks #41 of 201 by population Ranks #37 of 201 by median age Ranks #116 of 201 by growth

Share of the population by age group, 1950–2100

Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.

Key indicators for Australia
Population
13,893,989
Median age
28.1
0-14 %
27.5%
65+ %
8.7%
Child dependency
43.0
Old-age dependency
13.6
Region
OCEANIA
Pyramid shape
Stationary
Population 2050
32,506,970
Population 2100
43,143,685
What is driving the change
Births per woman
Total fertility rate, 1960–2023
1234
1960Replacement level (2.1)2023 · 1.5

In 2023 women in Australia had on average 1.50 children, below the replacement level of 2.1.

Source: World Bank World Development Indicators, latest available year.

Life expectancy at birth
Years, 1960–2023
Total Women Men
60708090
19602023 · 83.1

Life expectancy at birth was 83.1 years in 2023: 85.1 for women and 81.1 for men.

Source: World Bank World Development Indicators, latest available year.

People supported per 100 workers
Dependency ratios, 1950–2100
Children Older adults
12253850
19502100
Migration to and from Australia
Where immigrants come from (2024)

8,097,262 immigrants live in Australia, 30.3% of the population.

United Kingdom1,107,102
India876,074
China656,264
New Zealand588,088
Philippines356,833
Where emigrants live (2024)

429,374 people born in Australia live in other countries.

United Kingdom124,319
New Zealand89,129
Canada26,777
Malta22,753
Greece21,915
Explore
Immigration statistics Origin of migrant stocks map

Source: United Nations International Migrant Stock 2024.

How Australia compares with its neighbours
Country Population Median age Relative size
Australia 13,893,989 28.1
New Zealand 3,094,032 26.3
Frequently asked questions about Australia's population
How many people lived in Australia in 1975?
In 1975, Australia's population was 13,893,989.
Is Australia's population growing or shrinking?
Australia's population grew 22.3% over the previous ten years, and is projected to reach 32,506,970 by 2050.
How old is the population of Australia?
The median age in Australia is 28.1 years — half the population is younger, half older.
How many children and older people live in Australia?
8.7% of Australia's population is 65 or older, and 27.5% is under 15.
What shape is Australia's population pyramid, and what does it mean?
Australia's pyramid is stationary — similar-sized cohorts through the younger ages, the signature of near-replacement fertility.

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