Mongolia Population Pyramid 2023
Mongolia in 2023
As of 2023, Mongolia counted 3,431,933 inhabitants. Over the previous ten years the population grew by 20.3%, up from 2,851,880 in 2013.
Half of the population was younger than 27.7 years; 32.6% were children under 15 and 4.9% were 65 or older. This is an expansive pyramid — each cohort of children is larger than the one above it, the signature of high birth rates and rapid growth.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
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 was 72.1 years in 2023: 76.8 for women and 67.6 for men.
Source: World Bank World Development Indicators, latest available year.
21,818 immigrants live in Mongolia, 0.6% of the population.
| China | 12,085 |
| Russian Federation | 3,420 |
| Republic of Korea | 2,103 |
| United States of America | 906 |
| Dem. People's Republic of Korea | 718 |
175,596 people born in Mongolia live in other countries.
| Kazakhstan | 75,801 |
| Republic of Korea | 45,698 |
| Japan | 20,179 |
| Australia | 11,188 |
| Sweden | 6,866 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| Mongolia | 3,431,933 | 27.7 | |
| China, Macao SAR | 713,912 | 39.4 | |
| China, Hong Kong SAR | 7,442,735 | 47.1 | |
| Taiwan | 23,317,145 | 44.5 | |
| Dem. People's Republic of Korea | 26,418,204 | 37.1 |





