Mongolia Population Pyramid 1991
Mongolia in 1991
As of 1991, Mongolia counted 2,202,768 inhabitants. A decade earlier, in 1981, the population was 1,742,856; it has grown by 26.4% since.
With a median age of 19.1 years, Mongolia had a youth dependency ratio of 74.1 and an old-age dependency ratio of 6.8 per 100 people of working age. 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 | 2,202,768 | 19.1 | |
| China, Macao SAR | 362,268 | 28.8 | |
| China, Hong Kong SAR | 5,628,094 | 31.5 | |
| Taiwan | 20,781,750 | 27.6 | |
| Dem. People's Republic of Korea | 21,428,638 | 26.4 |





