Share of one-year-olds who are vaccinated against polio in Thailand
Thailand: Share of one-year-olds who are vaccinated against polio was 93.0% in 2024. ▲ Rising
Share of one-year-olds who are vaccinated against polio in Thailand, 1980–2024
Source: WHO & UNICEF (2026); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in %.
Analysis
The most recent figure for share of one-year-olds who are vaccinated against polio in Thailand is 93.0%, measured in 2024.
That represents a change of down 6.1% over ten years.
Over the whole period, share of one-year-olds who are vaccinated against polio in Thailand peaked at 99.0% in 2008 and was at its lowest, 19.0%, in 1980.
Thailand ranks 76th of 194 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 45 years of available data.
Share of one-year-olds who are vaccinated against polio in Thailand, year by year
| Year | % | Change |
|---|---|---|
| 1980 | 19.0% | — |
| 1981 | 31.0% | +63.2% |
| 1982 | 39.0% | +25.8% |
| 1983 | 46.0% | +17.9% |
| 1984 | 56.0% | +21.7% |
| 1985 | 61.0% | +8.9% |
| 1986 | 66.0% | +8.2% |
| 1987 | 71.0% | +7.6% |
| 1988 | 80.0% | +12.7% |
| 1989 | 84.0% | +5.0% |
| 1990 | 92.0% | +9.5% |
| 1991 | 90.0% | -2.2% |
| 1992 | 84.0% | -6.7% |
| 1993 | 89.0% | +6.0% |
| 1994 | 93.0% | +4.5% |
| 1995 | 96.0% | +3.2% |
| 1996 | 94.0% | -2.1% |
| 1997 | 95.0% | +1.1% |
| 1998 | 96.0% | +1.1% |
| 1999 | 97.0% | +1.0% |
| 2000 | 97.0% | +0.0% |
| 2001 | 97.0% | +0.0% |
| 2002 | 97.0% | +0.0% |
| 2003 | 98.0% | +1.0% |
| 2004 | 98.0% | +0.0% |
| 2005 | 98.0% | +0.0% |
| 2006 | 98.0% | +0.0% |
| 2007 | 98.0% | +0.0% |
| 2008 | 99.0% | +1.0% |
| 2009 | 99.0% | +0.0% |
| 2010 | 99.0% | +0.0% |
| 2011 | 99.0% | +0.0% |
| 2012 | 99.0% | +0.0% |
| 2013 | 99.0% | +0.0% |
| 2014 | 99.0% | +0.0% |
| 2015 | 99.0% | +0.0% |
| 2016 | 99.0% | +0.0% |
| 2017 | 99.0% | +0.0% |
| 2018 | 97.0% | -2.0% |
| 2019 | 97.0% | +0.0% |
| 2020 | 97.0% | +0.0% |
| 2021 | 93.0% | -4.1% |
| 2022 | 93.0% | +0.0% |
| 2023 | 93.0% | +0.0% |
| 2024 | 93.0% | +0.0% |
Thailand compared with similar countries
- Thailand's 93.0% is above the median for upper middle income countries, which is 89.0%, 1.0× the median. (58 countries reporting)
- Thailand's 93.0% is above the median for East Asia & Pacific, which is 90.0%, 1.0× the median. (30 countries reporting)
Biggest year-on-year movements
Years where Share of one-year-olds who are vaccinated against polio in Thailand changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1981 | +63.2% | 19.0% | 31.0% |
| 1982 | +25.8% | 31.0% | 39.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 55.3% | 19.0% | 84.0% | 10 |
| 1990s | 92.6% | 84.0% | 97.0% | 10 |
| 2000s | 97.9% | 97.0% | 99.0% | 10 |
| 2010s | 98.6% | 97.0% | 99.0% | 10 |
| 2020s | 93.8% | 93.0% | 97.0% | 5 |
Countries ranked near Thailand
More health data for Thailand
- Un projection of annual infant deaths, annual growth rate -1.6 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.0316 % change on previous year (2090)
- Number of infants who die before age 1 677 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 1 (2025)
- Population ages 00-04, female, annual growth rate -2.01 % 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 0.0201 units per person (2025)
- Population ages 00-04, male, annual growth rate -1.97 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 00-04, male, per capita 0.0214 units per person (2025)
Frequently asked questions
- What is share of one-year-olds who are vaccinated against polio in Thailand?
- Share of one-year-olds who are vaccinated against polio in Thailand was 93.0% in 2024, according to WHO & UNICEF (2026); 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 Thailand?
- The highest recorded value was 99.0% in 2008.
- What is the lowest share of one-year-olds who are vaccinated against polio recorded in Thailand?
- The lowest recorded value was 19.0% in 1980.
- How does Thailand rank for share of one-year-olds who are vaccinated against polio?
- Thailand ranks 76th out of 194 countries with data for 2024.
- Is share of one-year-olds who are vaccinated against polio rising or falling in Thailand?
- Over the last ten years it is down 6.1%. The long-run trend across the full record is rising.
- Where does this Thailand data come from?
- The figures come from WHO & UNICEF (2026); 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.
Download this data
CSV · JSON — 45 observations, free to reuse under CC BY 4.0 (Our World in Data).
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.