Population Pyramids of the World from 1950 to 2100

Sierra Leone Population Pyramid 2046

Sierra Leone
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2046
Population: 12,363,457

Year

-5 -1   2046  +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 2046

In 2046, Sierra Leone is projected to have a population of 12,363,458 people. That would be 15.2% more than in 2036 (10,734,348).

With a projected median age of 26.2 years, Sierra Leone would have a youth dependency ratio of 45.0 and an old-age dependency ratio of 7.6 per 100 people of working age. 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
12,363,458
Median age
26.2
0-14 %
29.5%
65+ %
5.0%
Child dependency
45.0
Old-age dependency
7.6
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 12,363,458 26.2
Togo 14,595,250 23.7
Mauritania 8,713,260 22.5
Liberia 8,428,910 24.8
Gambia 4,080,970 25.9
Frequently asked questions about Sierra Leone's population
How many people are projected to live in Sierra Leone in 2046?
Sierra Leone is projected to have a population of 12,363,458 in 2046.
Is the population of Sierra Leone increasing or decreasing?
Yes, growing: up 15.2% from 2036, with a projected population of 12,948,325 in 2050.
What is the median age in Sierra Leone?
The median age in Sierra Leone is 26.2 years — half the population is younger, half older.
How many children and older people live in Sierra Leone?
In Sierra Leone, 29.5% of people are under 15 and 5.0% are 65 or older.
What shape is Sierra Leone's population pyramid, and what does it mean?
Sierra Leone's pyramid is stationary — similar-sized cohorts through the younger ages, the signature of near-replacement fertility.

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