Population by age group in Mongolia
Mongolia: Population by age group was 3.43 million people in 2023. ▲ Rising
Population by age group in Mongolia, 1950–2023
Source: UN, World Population Prospects (2024) – processed by Our World in Data. Measured in people.
Analysis
Mongolia recorded 3.43 million people for population by age group in 2023. That is the highest value across all 74 years on record.
That represents a change of up 1.4% on the previous year and up 20.3% over ten years.
Over the whole period, population by age group in Mongolia peaked at 3.43 million people in 2023 and was at its lowest, 781,691 people, in 1950.
Mongolia ranks 133rd of 236 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 74 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 851,454 people | 781,691 people | 947,419 people | 10 |
| 1960s | 1.12 million people | 977,602 people | 1.26 million people | 10 |
| 1970s | 1.47 million people | 1.30 million people | 1.66 million people | 10 |
| 1980s | 1.90 million people | 1.70 million people | 2.12 million people | 10 |
| 1990s | 2.31 million people | 2.16 million people | 2.43 million people | 10 |
| 2000s | 2.56 million people | 2.46 million people | 2.67 million people | 10 |
| 2010s | 2.95 million people | 2.70 million people | 3.23 million people | 10 |
| 2020s | 3.36 million people | 3.29 million people | 3.43 million people | 4 |
Countries ranked near Mongolia
More population data for Mongolia
- Population growth rate, by level of development 0.1% (2100)
- Number of children under 5, by world region 297,893 people (2100)
- Population density 3.54 people per km² (2100)
- World population growth 0.1% (2100)
- Total fertility rate vs. wanted fertility rate 2.5 births per woman (2024)
- Refugees by country of asylum 11 people (2024)
- Fertility rate vs. unmet need for contraception 2.5 births per woman (2024)
- Total fertility rate vs. contraceptive prevalence 2.5 births per woman (2024)
- Natural population growth rate 1.3% (2023)
- Fertility rate: births per woman 2.69 live births per woman (2023)
Frequently asked questions
- What is population by age group in Mongolia?
- Population by age group in Mongolia was 3.43 million people in 2023, according to UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest population by age group recorded in Mongolia?
- The highest recorded value was 3.43 million people in 2023.
- What is the lowest population by age group recorded in Mongolia?
- The lowest recorded value was 781,691 people in 1950.
- How does Mongolia rank for population by age group?
- Mongolia ranks 133rd out of 236 countries with data for 2023.
- Is population by age group rising or falling in Mongolia?
- Over the last ten years it is up 20.3%. The long-run trend across the full record is rising.
- Where does this Mongolia data come from?
- The figures come from UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Population by age group. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 74 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
The total population, measured on 1 July of the year shown.