Population by age group in Mongolia
Mongolia: Population by age group was 352,992 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
The most recent figure for population by age group in Mongolia is 352,992 people, measured in 2023.
That represents a change of down 3.1% on the previous year and up 4.3% over ten years.
Over the whole period, population by age group in Mongolia peaked at 394,372 people in 2019 and was at its lowest, 98,498 people, in 1950.
Mongolia ranks 121st 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 | 127,147 people | 98,498 people | 159,129 people | 10 |
| 1960s | 200,141 people | 167,684 people | 223,587 people | 10 |
| 1970s | 251,861 people | 224,852 people | 275,166 people | 10 |
| 1980s | 303,939 people | 277,630 people | 339,457 people | 10 |
| 1990s | 303,743 people | 260,812 people | 340,776 people | 10 |
| 2000s | 247,999 people | 240,036 people | 270,282 people | 10 |
| 2010s | 353,439 people | 289,073 people | 394,372 people | 10 |
| 2020s | 370,481 people | 352,992 people | 388,580 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 352,992 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 394,372 people in 2019.
- What is the lowest population by age group recorded in Mongolia?
- The lowest recorded value was 98,498 people in 1950.
- How does Mongolia rank for population by age group?
- Mongolia ranks 121st 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 4.3%. 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. This only includes people aged 0-4.