Population Pyramids of the World from 1950 to 2100

Mauritania Population Pyramid 2045

Mauritania
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2045
Population: 8,538,531

Year

-5 -1   2045  +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

Mauritania in 2045

United Nations projections (medium variant) put the population of Mauritania at 8,538,531 in 2045. Ten years before, in 2035, the projected population is 6,856,319 — 24.5% lower.

The median age is projected at 22.2 years, with 58.9 children under 15 and 7.0 people aged 65 or over for every 100 people of working age (15–64). The pyramid is expansive: its wide base of young cohorts reflects high fertility and a rapidly growing population.

Ranks #108 of 201 by population Ranks #192 of 201 by median age Ranks #11 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 Mauritania
Population
8,538,531
Median age
22.2
0-14 %
35.5%
65+ %
4.2%
Child dependency
58.9
Old-age dependency
7.0
Region
AFRICA
Pyramid shape
Expansive
Population 2050
9,415,598
Population 2100
17,118,470
What is driving the change
Births per woman
Total fertility rate, 1960–2023
1234567
1960Replacement level (2.1)2023 · 4.7

In 2023 women in Mauritania had on average 4.70 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 · 68.5

A child born there in 2023 could expect to live 68.5 years on average (70.5 years for girls, 66.5 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 Mauritania
Where immigrants come from (2024)

189,807 immigrants live in Mauritania, 3.7% of the population.

Mali122,945
Western Sahara32,947
Senegal20,739
Guinea3,650
Algeria1,922
Where emigrants live (2024)

91,705 people born in Mauritania live in other countries.

Senegal47,547
Mali27,160
Gambia3,992
Congo3,111
Belgium3,018
Explore
Immigration statistics Origin of migrant stocks map

Source: United Nations International Migrant Stock 2024.

How Mauritania compares with its neighbours
Country Population Median age Relative size
Mauritania 8,538,531 22.2
Liberia 8,310,645 24.6
Sierra Leone 12,208,881 26.0
Gambia 4,024,237 25.6
Guinea-Bissau 3,204,249 25.5
Frequently asked questions about Mauritania's population
How many people are projected to live in Mauritania in 2045?
Mauritania is projected to have a population of 8,538,531 in 2045.
Is Mauritania's population growing or shrinking?
Yes, growing: up 24.5% from 2035, with a projected population of 9,415,598 in 2050.
What is the median age in Mauritania?
Mauritania's median age is 22.2 years.
What share of Mauritania's population is over 65 or under 15?
In Mauritania, 35.5% of people are under 15 and 4.2% are 65 or older.
What shape is Mauritania's population pyramid, and what does it mean?
Mauritania's pyramid is expansive — broad at the bottom, the signature of high birth rates and a growing population.

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