Least developed countries Population Pyramid 2100

Least developed countries
2100
Population: 3,050,648,492

Year

-5 -1   2100  +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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Least developed countries in 2100

United Nations projections (medium variant) put the population of Least developed countries at 3,050,648,493 in 2100. Compared with 2090, when the projection stands at 2,914,794,992, that represents growth of 4.7% over ten years.

Half of the population would be younger than 36.5 years, with 20.6% children under 15 and 15.6% aged 65 or older. This is a stationary pyramid — similar numbers in each age group up to the older cohorts, the signature of near-replacement fertility.

Share of the population by age group, 1950–2100

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

Population
3,050,648,493
Median age
36.5
0-14 %
20.6%
65+ %
15.6%
Child dependency
32.2
Old-age dependency
24.5
Pyramid shape
Births per woman
Total fertility rate, 1960–2023
1234567
1960Replacement level (2.1)2023 · 3.96

In 2023 women in Least developed countries had on average 3.96 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
304050607080
19602023 · 66.5

Life expectancy at birth was 66.5 years in 2023: 68.9 for women and 64.2 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
Where immigrants come from (2024)

17,864,207 immigrants live in Least developed countries.

South Sudan2,983,086
Sudan1,969,726
D.R. Congo1,515,486
Myanmar1,249,963
Côte d'Ivoire878,536
Where emigrants live (2024)

55,053,157 people born in Least developed countries live in other countries.

Saudi Arabia6,100,861
Iran3,752,317
India3,111,262
Côte d'Ivoire2,653,043
United States of America2,530,746
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Immigration statistics

Source: United Nations International Migrant Stock 2024.

How many people are projected to live in Least developed countries in 2100?
Least developed countries is projected to have a population of 3,050,648,493 in 2100.
How old is the population of Least developed countries?
The median age in Least developed countries is 36.5 years — half the population is younger, half older.
How many children and older people live in Least developed countries?
15.6% of Least developed countries's population is 65 or older, and 20.6% is under 15.
What shape is Least developed countries's population pyramid, and what does it mean?
Least developed countries's pyramid is stationary — similar-sized cohorts through the younger ages, the signature of near-replacement fertility.

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