Mongolia Population Pyramid 2026
Mongolia in 2026
The population of Mongolia in 2026 is estimated at 3,556,798. Over the previous ten years the population grew by 17.0%, up from 3,040,812 in 2016.
Half of the population is younger than 27.9 years; 30.9% are children under 15 and 5.7% are 65 or older. The pyramid is expansive: its wide base of young cohorts reflects high fertility and a rapidly growing population.
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 | 3,556,798 | 27.9 | |
| China, Macao SAR | 723,189 | 41.4 | |
| China, Hong Kong SAR | 7,378,602 | 49.0 | |
| Taiwan | 23,011,293 | 46.4 | |
| Dem. People's Republic of Korea | 26,633,691 | 37.8 |





