Mongolia Population Pyramid 2025

Mongolia
2025
Population: 3,517,100

Year

-5 -1   2025  +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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Mongolia in 2025

As of 2025, Mongolia counted 3,517,100 inhabitants. Over the previous ten years the population grew by 18.2%, up from 2,976,525 in 2015.

The median age was 27.9 years, and for every 100 people of working age (15–64) there were 50.1 children under 15 and 8.6 people aged 65 or over. The broad-based, expansive shape of the pyramid points to high fertility and strong population 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.

Population
3,517,100
Median age
27.9
0-14 %
31.6%
65+ %
5.4%
Child dependency
50.1
Old-age dependency
8.6
Region
Pyramid shape
Population 2050
4,501,493
Population 2100
5,519,345
Births per woman
Total fertility rate, 1960–2023
12345678
1960Replacement level (2.1)2023 · 2.7

The fertility rate of Mongolia was 2.70 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
304050607080
19602023 · 72.1

Life expectancy at birth was 72.1 years in 2023: 76.8 for women and 67.6 for men.

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

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

21,818 immigrants live in Mongolia, 0.6% of the population.

China12,085
Russian Federation3,420
Republic of Korea2,103
United States of America906
Dem. People's Republic of Korea718
Where emigrants live (2024)

175,596 people born in Mongolia live in other countries.

Kazakhstan75,801
Republic of Korea45,698
Japan20,179
Australia11,188
Sweden6,866
Explore
Immigration statistics Origin of migrant stocks map

Source: United Nations International Migrant Stock 2024.

Country Population Median age Relative size
Mongolia 3,517,100 27.9
China, Macao SAR 722,007 40.6
China, Hong Kong SAR 7,396,076 48.4
Taiwan 23,112,793 45.8
Dem. People's Republic of Korea 26,571,037 37.6
What was the population of Mongolia in 2025?
In 2025, Mongolia's population was 3,517,100.
Is Mongolia's population growing or shrinking?
Mongolia's population grew 18.2% over the previous ten years, and is projected to reach 4,501,493 by 2050.
How old is the population of Mongolia?
Mongolia's median age is 27.9 years.
What share of Mongolia's population is over 65 or under 15?
5.4% of Mongolia's population is 65 or older, and 31.6% is under 15.
What shape is Mongolia's population pyramid, and what does it mean?
Mongolia's pyramid is expansive — broad at the bottom, the signature of high birth rates and a growing population.

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