Share of one-year-olds who are vaccinated against polio in Trinidad and Tobago
Trinidad and Tobago: Share of one-year-olds who are vaccinated against polio was 92.0% in 2024. ▲ Rising
Share of one-year-olds who are vaccinated against polio in Trinidad and Tobago, 1980–2024
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 Trinidad and Tobago stood at 92.0%.
Compared with earlier readings it is down 4.2% on the previous year and down 2.1% over ten years.
Over the whole period, share of one-year-olds who are vaccinated against polio in Trinidad and Tobago peaked at 99.0% in 2018 and was at its lowest, 38.0%, in 1980.
That places Trinidad and Tobago 82nd 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 45 years of available data.
Share of one-year-olds who are vaccinated against polio in Trinidad and Tobago, year by year
| Year | % | Change |
|---|---|---|
| 1980 | 38.0% | — |
| 1981 | 55.0% | +44.7% |
| 1982 | 59.0% | +7.3% |
| 1983 | 61.0% | +3.4% |
| 1984 | 66.0% | +8.2% |
| 1985 | 74.0% | +12.1% |
| 1986 | 71.0% | -4.1% |
| 1987 | 80.0% | +12.7% |
| 1988 | 83.0% | +3.8% |
| 1989 | 77.0% | -7.2% |
| 1990 | 87.0% | +13.0% |
| 1991 | 81.0% | -6.9% |
| 1992 | 87.0% | +7.4% |
| 1993 | 78.0% | -10.3% |
| 1994 | 85.0% | +9.0% |
| 1995 | 90.0% | +5.9% |
| 1996 | 90.0% | +0.0% |
| 1997 | 91.0% | +1.1% |
| 1998 | 91.0% | +0.0% |
| 1999 | 90.0% | -1.1% |
| 2000 | 90.0% | +0.0% |
| 2001 | 91.0% | +1.1% |
| 2002 | 96.0% | +5.5% |
| 2003 | 91.0% | -5.2% |
| 2004 | 94.0% | +3.3% |
| 2005 | 95.0% | +1.1% |
| 2006 | 89.0% | -6.3% |
| 2007 | 90.0% | +1.1% |
| 2008 | 91.0% | +1.1% |
| 2009 | 90.0% | -1.1% |
| 2010 | 91.0% | +1.1% |
| 2011 | 91.0% | +0.0% |
| 2012 | 91.0% | +0.0% |
| 2013 | 94.0% | +3.3% |
| 2014 | 94.0% | +0.0% |
| 2015 | 88.0% | -6.4% |
| 2016 | 91.0% | +3.4% |
| 2017 | 94.0% | +3.3% |
| 2018 | 99.0% | +5.3% |
| 2019 | 93.0% | -6.1% |
| 2020 | 93.0% | +0.0% |
| 2021 | 94.0% | +1.1% |
| 2022 | 93.0% | -1.1% |
| 2023 | 96.0% | +3.2% |
| 2024 | 92.0% | -4.2% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 66.4% | 38.0% | 83.0% | 10 |
| 1990s | 87.0% | 78.0% | 91.0% | 10 |
| 2000s | 91.7% | 89.0% | 96.0% | 10 |
| 2010s | 92.6% | 88.0% | 99.0% | 10 |
| 2020s | 93.6% | 92.0% | 96.0% | 5 |
Countries ranked near Trinidad and Tobago
- 82 Canada 92.0% compare
- 82 Croatia 92.0% compare
- 82 Ireland 92.0% compare
- 82 Kyrgyzstan 92.0% compare
- 82 United Kingdom of Great Britain and Northern Ireland 92.0% compare
More health data for Trinidad and Tobago
- Un projection of annual infant deaths, annual growth rate 0 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate -0.1463 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,638 deaths per 1,000 people (2090)
- Number of infants who die before age 1 24 deaths (2100)
- Population ages 40-44, male, annual growth rate 1.5 % change on previous year (2025)
- Population ages 40-44, male, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 40-44, male, per capita 0.0446 units per person (2025)
- Population ages 45-49, female, annual growth rate 3.55 % change on previous year (2025)
- Population ages 45-49, female, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 45-49, female, per capita 0.0372 units per person (2025)
Frequently asked questions
- What is share of one-year-olds who are vaccinated against polio in Trinidad and Tobago?
- Share of one-year-olds who are vaccinated against polio in Trinidad and Tobago was 92.0% 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 Trinidad and Tobago?
- The highest recorded value was 99.0% in 2018.
- What is the lowest share of one-year-olds who are vaccinated against polio recorded in Trinidad and Tobago?
- The lowest recorded value was 38.0% in 1980.
- How does Trinidad and Tobago rank for share of one-year-olds who are vaccinated against polio?
- Trinidad and Tobago ranks 82nd out of 194 countries with data for 2024.
- Is share of one-year-olds who are vaccinated against polio rising or falling in Trinidad and Tobago?
- Over the last ten years it is down 2.1%. The long-run trend across the full record is rising.
- Where does this Trinidad and Tobago 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.