Population Pyramids of the World from 1950 to 2100

Sierra Leone Population Pyramid 2047

Sierra Leone
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2047
Population: 12,512,756

Year

-5 -1   2047  +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

Sierra Leone in 2047

In 2047, Sierra Leone is projected to have a population of 12,512,756 people. That would be 14.8% more than in 2037 (10,902,269).

Half of the population would be younger than 26.5 years, with 29.2% children under 15 and 5.1% 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.

Ranks #91 of 201 by population Ranks #159 of 201 by median age Ranks #48 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 Sierra Leone
Population
12,512,756
Median age
26.5
0-14 %
29.2%
65+ %
5.1%
Child dependency
44.4
Old-age dependency
7.8
Region
AFRICA
Pyramid shape
Stationary
Population 2050
12,948,325
Population 2100
15,934,257
What is driving the change
Births per woman
Total fertility rate, 1960–2023
1234567
1960Replacement level (2.1)2023 · 3.79

In 2023 women in Sierra Leone had on average 3.79 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
203040506070
19602023 · 61.8

A child born there in 2023 could expect to live 61.8 years on average (63.5 years for girls, 60.1 for boys).

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 Sierra Leone
Where immigrants come from (2024)

49,156 immigrants live in Sierra Leone, 0.6% of the population.

Guinea33,542
Liberia8,462
Nigeria2,024
India892
Ghana874
Where emigrants live (2024)

63,631 people born in Sierra Leone live in other countries.

Senegal15,843
Liberia13,878
Guinea8,065
Nigeria4,679
Australia4,218
Explore
Immigration statistics Origin of migrant stocks map

Source: United Nations International Migrant Stock 2024.

How Sierra Leone compares with its neighbours
Country Population Median age Relative size
Sierra Leone 12,512,756 26.5
Togo 14,841,670 23.9
Mauritania 8,888,481 22.7
Liberia 8,552,023 25.0
Gambia 4,137,203 26.2
Frequently asked questions about Sierra Leone's population
What will the population of Sierra Leone be in 2047?
UN projections put Sierra Leone's population at 12,512,756 in 2047.
Is the population of Sierra Leone increasing or decreasing?
Sierra Leone's population grew 14.8% over the previous ten years, and is projected to reach 12,948,325 by 2050.
What is the median age in Sierra Leone?
The median age in Sierra Leone is 26.5 years — half the population is younger, half older.
What share of Sierra Leone's population is over 65 or under 15?
In Sierra Leone, 29.2% of people are under 15 and 5.1% are 65 or older.
What type of population pyramid does Sierra Leone have?
Sierra Leone's pyramid is stationary — similar-sized cohorts through the younger ages, the signature of near-replacement fertility.

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