Population Pyramids of the World from 1950 to 2100

Benin Population Pyramid 1981

Benin
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1981
Population: 4,038,306

Year

-5 -1   1981  +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 1981

The population of Benin in 1981 was 4,038,307. A decade earlier, in 1971, the population was 3,134,767; it has grown by 28.8% since.

With a median age of 17.3 years, Benin had a youth dependency ratio of 89.9 and an old-age dependency ratio of 8.4 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 #107 of 201 by population Ranks #158 of 201 by median age Ranks #71 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
4,038,307
Median age
17.3
0-14 %
45.3%
65+ %
4.2%
Child dependency
89.9
Old-age dependency
8.4
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 4,038,307 17.3
Sierra Leone 3,338,940 19.1
Togo 3,013,043 16.9
Guinea 5,143,289 18.7
Senegal 5,997,161 16.7
Frequently asked questions about Benin's population
How many people lived in Benin in 1981?
Benin had a population of 4,038,307 in 1981.
Is the population of Benin increasing or decreasing?
Benin's population grew 28.8% over the previous ten years, and is projected to reach 24,433,810 by 2050.
What is the median age in Benin?
Benin's median age is 17.3 years.
How many children and older people live in Benin?
4.2% of Benin's population is 65 or older, and 45.3% is under 15.
What shape is Benin's population pyramid, and what does it mean?
Benin's pyramid is expansive — broad at the bottom, the signature of high birth rates and a growing population.

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