Share of one-year-olds who are vaccinated against polio in Cambodia
Cambodia: Share of one-year-olds who are vaccinated against polio was 84.0% in 2024. ▲ Rising
Share of one-year-olds who are vaccinated against polio in Cambodia, 1984–2024
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in %.
Analysis
In 2024, share of one-year-olds who are vaccinated against polio in Cambodia stood at 84.0%.
The figure is down 1.2% on the previous year and down 7.7% over ten years.
Over the whole period, share of one-year-olds who are vaccinated against polio in Cambodia peaked at 95.0% in 2009 and was at its lowest, 18.0%, in 1984.
That places Cambodia 134th out of 194 countries with data for 2024, putting it in the middle of the range.
The long-run direction has been consistently rising across the 41 years of available data.
Share of one-year-olds who are vaccinated against polio in Cambodia, year by year
| Year | % | Change |
|---|---|---|
| 1984 | 18.0% | — |
| 1985 | 26.0% | +44.4% |
| 1986 | 35.0% | +34.6% |
| 1987 | 57.0% | +62.9% |
| 1988 | 45.0% | -21.1% |
| 1989 | 48.0% | +6.7% |
| 1990 | 38.0% | -20.8% |
| 1991 | 39.0% | +2.6% |
| 1992 | 32.0% | -17.9% |
| 1993 | 36.0% | +12.5% |
| 1994 | 38.0% | +5.6% |
| 1995 | 39.0% | +2.6% |
| 1996 | 48.0% | +23.1% |
| 1997 | 56.0% | +16.7% |
| 1998 | 57.0% | +1.8% |
| 1999 | 65.0% | +14.0% |
| 2000 | 62.0% | -4.6% |
| 2001 | 59.0% | -4.8% |
| 2002 | 54.0% | -8.5% |
| 2003 | 69.0% | +27.8% |
| 2004 | 86.0% | +24.6% |
| 2005 | 82.0% | -4.7% |
| 2006 | 80.0% | -2.4% |
| 2007 | 82.0% | +2.5% |
| 2008 | 91.0% | +11.0% |
| 2009 | 95.0% | +4.4% |
| 2010 | 90.0% | -5.3% |
| 2011 | 91.0% | +1.1% |
| 2012 | 90.0% | -1.1% |
| 2013 | 71.0% | -21.1% |
| 2014 | 91.0% | +28.2% |
| 2015 | 91.0% | +0.0% |
| 2016 | 89.0% | -2.2% |
| 2017 | 89.0% | +0.0% |
| 2018 | 88.0% | -1.1% |
| 2019 | 91.0% | +3.4% |
| 2020 | 89.0% | -2.2% |
| 2021 | 88.0% | -1.1% |
| 2022 | 84.0% | -4.5% |
| 2023 | 85.0% | +1.2% |
| 2024 | 84.0% | -1.2% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 38.2% | 18.0% | 57.0% | 6 |
| 1990s | 44.8% | 32.0% | 65.0% | 10 |
| 2000s | 76.0% | 54.0% | 95.0% | 10 |
| 2010s | 88.1% | 71.0% | 91.0% | 10 |
| 2020s | 86.0% | 84.0% | 89.0% | 5 |
Countries ranked near Cambodia
- 134 Marshall Islands 84.0% compare
- 136 Timor-Leste 83.0% compare
- 137 Brazil 82.0% compare
More health data for Cambodia
- Un projection of annual infant deaths, annual growth rate -1.78 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.572 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,125 deaths per 1,000 people (2090)
- Number of infants who die before age 1 1,047 deaths (2100)
- Population ages 0-14, female, annual growth rate 0.1823 % change on previous year (2025)
- Population ages 0-14, female, per unit of GDP 0.0001 units per US$ of GDP (2025)
- Population ages 0-14, female, per capita 0.1444 units per person (2025)
- Population ages 0-14, male, annual growth rate 0.18 % change on previous year (2025)
- Population ages 0-14, male, per unit of GDP 0.0001 units per US$ of GDP (2025)
- Population ages 0-14, male, per capita 0.1506 units per person (2025)
Frequently asked questions
- What is share of one-year-olds who are vaccinated against polio in Cambodia?
- Share of one-year-olds who are vaccinated against polio in Cambodia was 84.0% in 2024, according to WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest share of one-year-olds who are vaccinated against polio recorded in Cambodia?
- The highest recorded value was 95.0% in 2009.
- What is the lowest share of one-year-olds who are vaccinated against polio recorded in Cambodia?
- The lowest recorded value was 18.0% in 1984.
- How does Cambodia rank for share of one-year-olds who are vaccinated against polio?
- Cambodia ranks 134th out of 194 countries with data for 2024.
- Is share of one-year-olds who are vaccinated against polio rising or falling in Cambodia?
- Over the last ten years it is down 7.7%. The long-run trend across the full record is rising.
- Where does this Cambodia 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 Share of one-year-olds who are vaccinated against polio. Statizoid updates them automatically from the source API.
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About this data
Share of one-year-olds who have had the third dose of either the oral or inactivated polio vaccine in a given year.