Population Pyramids of the World from 1950 to 2100

Papua New Guinea Population Pyramid 2031

Papua New Guinea
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2031
Population: 11,848,221

Year

-5 -1   2031  +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

Papua New Guinea in 2031

In 2031, Papua New Guinea is projected to have a population of 11,848,222 people. That would be 18.3% more than in 2021 (10,012,896).

Half of the population would be younger than 25.2 years, with 31.1% children under 15 and 4.4% aged 65 or older. This is an expansive pyramid — each cohort of children is larger than the one above it, the signature of high birth rates and rapid growth.

Ranks #88 of 201 by population Ranks #145 of 201 by median age Ranks #59 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 Papua New Guinea
Population
11,848,222
Median age
25.2
0-14 %
31.1%
65+ %
4.4%
Child dependency
48.2
Old-age dependency
6.9
Region
OCEANIA
Pyramid shape
Expansive
Population 2050
14,906,590
Population 2100
18,640,542
What is driving the change
Births per woman
Total fertility rate, 1960–2023
1234567
1960Replacement level (2.1)2023 · 3.1

In 2023 women in Papua New Guinea had on average 3.10 children, above 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
4050607080
19602023 · 66.1

Life expectancy at birth was 66.1 years in 2023: 69.1 for women and 63.7 for men.

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

People supported per 100 workers
Dependency ratios, 1950–2100
Children Older adults
22456890
19502100
Migration to and from Papua New Guinea
Where immigrants come from (2024)

30,035 immigrants live in Papua New Guinea, 0.3% of the population.

Indonesia13,638
Australia9,250
New Zealand1,789
United Kingdom1,626
Philippines1,468
Where emigrants live (2024)

35,031 people born in Papua New Guinea live in other countries.

Australia34,316
Solomon Islands538
Vanuatu69
Samoa34
Guinea14
Explore
Immigration statistics Origin of migrant stocks map

Source: United Nations International Migrant Stock 2024.

How Papua New Guinea compares with its neighbours
Country Population Median age Relative size
Papua New Guinea 11,848,222 25.2
Solomon Islands 958,622 23.1
Fiji 956,700 30.1
Vanuatu 380,023 22.3
New Caledonia 309,838 37.2
Frequently asked questions about Papua New Guinea's population
What will the population of Papua New Guinea be in 2031?
UN projections put Papua New Guinea's population at 11,848,222 in 2031.
Is the population of Papua New Guinea increasing or decreasing?
Yes, growing: up 18.3% from 2021, with a projected population of 14,906,590 in 2050.
What is the median age in Papua New Guinea?
The median age in Papua New Guinea is 25.2 years — half the population is younger, half older.
What share of Papua New Guinea's population is over 65 or under 15?
In Papua New Guinea, 31.1% of people are under 15 and 4.4% are 65 or older.
What shape is Papua New Guinea's population pyramid, and what does it mean?
Papua New Guinea's pyramid is expansive — broad at the bottom, the signature of high birth rates and a growing population.

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