Mongolia Population Pyramid 2015
Mongolia in 2015
The population of Mongolia in 2015 was 2,976,525. That is 16.1% more than in 2005, when the population stood at 2,563,461.
With a median age of 26.7 years, Mongolia had a youth dependency ratio of 44.3 and an old-age dependency ratio of 5.8 per 100 people of working age. The pyramid is stationary: cohort sizes are roughly even through the younger ages, reflecting fertility close to replacement level and slow population change.
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 | 2,976,526 | 26.7 | |
| China, Macao SAR | 622,179 | 37.2 | |
| China, Hong Kong SAR | 7,366,410 | 42.7 | |
| Taiwan | 23,529,254 | 40.0 | |
| Dem. People's Republic of Korea | 25,575,350 | 35.2 |





