Population Pyramids of the World from 1950 to 2100

Benin Population Pyramid 2031

Benin
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2031
Population: 16,985,930

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

Benin in 2031

In 2031, Benin is projected to have a population of 16,985,931 people. Compared with 2021, when the projection stands at 13,413,417, that represents growth of 26.6% over ten years.

With a projected median age of 20.0 years, Benin would have a youth dependency ratio of 67.7 and an old-age dependency ratio of 6.0 per 100 people of working age. The pyramid is expansive: its wide base of young cohorts reflects high fertility and a rapidly growing population.

Ranks #76 of 201 by population Ranks #187 of 201 by median age Ranks #23 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 Benin
Population
16,985,931
Median age
20.0
0-14 %
39.0%
65+ %
3.5%
Child dependency
67.7
Old-age dependency
6.0
Region
AFRICA
Pyramid shape
Expansive
Population 2050
24,433,810
Population 2100
39,587,568
What is driving the change
Births per woman
Total fertility rate, 1960–2023
12345678
1960Replacement level (2.1)2023 · 4.56

The fertility rate of Benin was 4.56 births per woman in 2023, above the 2.1 needed to replace each generation.

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

Life expectancy at birth
Years, 1960–2023
Total Women Men
3040506070
19602023 · 60.8

A child born there in 2023 could expect to live 60.8 years on average (62.2 years for girls, 59.3 for boys).

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

People supported per 100 workers
Dependency ratios, 1950–2100
Children Older adults
255075100
19502100
Migration to and from Benin
Where immigrants come from (2024)

373,677 immigrants live in Benin, 2.6% of the population.

Togo120,390
Nigeria92,433
Niger82,865
Côte d'Ivoire36,443
Ghana17,211
Where emigrants live (2024)

726,530 people born in Benin live in other countries.

Nigeria404,468
Côte d'Ivoire75,331
Togo72,863
Gabon56,627
France31,581
Explore
Immigration statistics Origin of migrant stocks map

Source: United Nations International Migrant Stock 2024.

How Benin compares with its neighbours
Country Population Median age Relative size
Benin 16,985,931 20.0
Guinea 17,147,634 20.5
Senegal 21,623,713 22.1
Togo 11,018,536 21.2
Sierra Leone 9,870,299 22.2
Frequently asked questions about Benin's population
What will the population of Benin be in 2031?
UN projections put Benin's population at 16,985,931 in 2031.
Is the population of Benin increasing or decreasing?
Benin's population grew 26.6% over the previous ten years, and is projected to reach 24,433,810 by 2050.
What is the median age in Benin?
The median age in Benin is 20.0 years — half the population is younger, half older.
How many children and older people live in Benin?
3.5% of Benin's population is 65 or older, and 39.0% is under 15.
What shape is Benin's population pyramid, and what does it mean?
Benin has an expansive pyramid: a wide base of young cohorts reflecting high fertility and continued population growth.

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