Number of one-year-olds who are not vaccinated against hepatitis B in Mongolia
Mongolia: Number of one-year-olds who are not vaccinated against hepatitis B was 2,716 one-year-olds in 2023. ◆ Volatile
Latest (2023)
2,716 one-year-olds
Change on year
down 23.4%
World rank
134th
of 189 countries
All-time high
55,043 one-year-olds
in 1991
All-time low
673.88 one-year-olds
in 2011
Years of data
33
1991–2023
Number of one-year-olds who are not vaccinated against hepatitis B in Mongolia, 1991–2023
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in one-year-olds.
Analysis
In 2023, number of one-year-olds who are not vaccinated against hepatitis b in Mongolia stood at 2,716 one-year-olds.
Compared with earlier readings it is down 23.4% on the previous year and up 99.9% over ten years.
Over the whole period, number of one-year-olds who are not vaccinated against hepatitis b in Mongolia peaked at 55,043 one-year-olds in 1991 and was at its lowest, 673.88 one-year-olds, in 2011.
Mongolia ranks 134th of 189 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Number of one-year-olds who are not vaccinated against hepatitis B in Mongolia, year by year
| Year | one-year-olds | Change |
|---|---|---|
| 1991 | 55,043 one-year-olds | — |
| 1992 | 34,333 one-year-olds | -37.6% |
| 1993 | 19,369 one-year-olds | -43.6% |
| 1994 | 19,892 one-year-olds | +2.7% |
| 1995 | 6,987 one-year-olds | -64.9% |
| 1996 | 3,945 one-year-olds | -43.5% |
| 1997 | 6,550 one-year-olds | +66.1% |
| 1998 | 4,753 one-year-olds | -27.4% |
| 1999 | 4,069 one-year-olds | -14.4% |
| 2000 | 3,396 one-year-olds | -16.5% |
| 2001 | 2,379 one-year-olds | -29.9% |
| 2002 | 961.98 one-year-olds | -59.6% |
| 2003 | 965.38 one-year-olds | +0.4% |
| 2004 | 967.42 one-year-olds | +0.2% |
| 2005 | 974.28 one-year-olds | +0.7% |
| 2006 | 991.54 one-year-olds | +1.8% |
| 2007 | 1,024 one-year-olds | +3.3% |
| 2008 | 2,153 one-year-olds | +110.1% |
| 2009 | 1,725 one-year-olds | -19.9% |
| 2010 | 2,497 one-year-olds | +44.7% |
| 2011 | 673.88 one-year-olds | -73.0% |
| 2012 | 675.55 one-year-olds | +0.2% |
| 2013 | 1,359 one-year-olds | +101.2% |
| 2014 | 732.39 one-year-olds | -46.1% |
| 2015 | 768.59 one-year-olds | +4.9% |
| 2016 | 780.49 one-year-olds | +1.5% |
| 2017 | 777.93 one-year-olds | -0.3% |
| 2018 | 761.42 one-year-olds | -2.1% |
| 2019 | 1,505 one-year-olds | +97.7% |
| 2020 | 3,006 one-year-olds | +99.7% |
| 2021 | 3,688 one-year-olds | +22.7% |
| 2022 | 3,548 one-year-olds | -3.8% |
| 2023 | 2,716 one-year-olds | -23.4% |
Mongolia compared with similar countries
- Mongolia's 2,716 one-year-olds is below the median for upper middle income countries, which is 4,304 one-year-olds, 63% of the median. (58 countries reporting)
- Mongolia's 2,716 one-year-olds is below the median for East Asia & Pacific, which is 4,252 one-year-olds, 64% of the median. (30 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 17,216 one-year-olds | 3,945 one-year-olds | 55,043 one-year-olds | 9 |
| 2000s | 1,554 one-year-olds | 961.98 one-year-olds | 3,396 one-year-olds | 10 |
| 2010s | 1,053 one-year-olds | 673.88 one-year-olds | 2,497 one-year-olds | 10 |
| 2020s | 3,240 one-year-olds | 2,716 one-year-olds | 3,688 one-year-olds | 4 |
Countries ranked near Mongolia
More health data for Mongolia
- Un projection of annual infant deaths, annual growth rate -1.56 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.6056 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 847.3 deaths per 1,000 people (2090)
- Number of infants who die before age 1 63 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 0 (2025)
- Population ages 00-04, female, annual growth rate -3.44 % change on previous year (2025)
- Population ages 00-04, female, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 00-04, female, per capita 0.0458 units per person (2025)
- Population ages 00-04, male, annual growth rate -3.5 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0 units per US$ of GDP (2025)
Frequently asked questions
- What is number of one-year-olds who are not vaccinated against hepatitis b in Mongolia?
- Number of one-year-olds who are not vaccinated against hepatitis b in Mongolia was 2,716 one-year-olds in 2023, according to WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest number of one-year-olds who are not vaccinated against hepatitis b recorded in Mongolia?
- The highest recorded value was 55,043 one-year-olds in 1991.
- What is the lowest number of one-year-olds who are not vaccinated against hepatitis b recorded in Mongolia?
- The lowest recorded value was 673.88 one-year-olds in 2011.
- How does Mongolia rank for number of one-year-olds who are not vaccinated against hepatitis b?
- Mongolia ranks 134th out of 189 countries with data for 2023.
- Is number of one-year-olds who are not vaccinated against hepatitis b rising or falling in Mongolia?
- Over the last ten years it is up 99.9%. The long-run trend across the full record is volatile.
- Where does this Mongolia data come from?
- The figures come from WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Number of one-year-olds who are not vaccinated against hepatitis B. Statizoid updates them automatically from the source API.
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About this data
Number of one-year-olds who have not had three doses of the hepatitis B vaccine in a given year.