Share of one-year-olds who are vaccinated against polio in Grenada
Grenada: 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 Grenada, 1980–2024
Source: WHO & UNICEF (2026); 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 Grenada stood at 93.0%.
The figure is up 8.1% on the previous year and up 14.8% over ten years.
Over the whole period, share of one-year-olds who are vaccinated against polio in Grenada peaked at 99.0% in 2005 and was at its lowest, 32.0%, in 1980.
That places Grenada 76th 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 Grenada, year by year
| Year | % | Change |
|---|---|---|
| 1980 | 32.0% | — |
| 1981 | 41.0% | +28.1% |
| 1982 | 61.0% | +48.8% |
| 1983 | 72.0% | +18.0% |
| 1984 | 75.0% | +4.2% |
| 1985 | 77.0% | +2.7% |
| 1986 | 92.0% | +19.5% |
| 1987 | 81.0% | -12.0% |
| 1988 | 64.0% | -21.0% |
| 1989 | 86.0% | +34.4% |
| 1990 | 69.0% | -19.8% |
| 1991 | 82.0% | +18.8% |
| 1992 | 90.0% | +9.8% |
| 1993 | 91.0% | +1.1% |
| 1994 | 95.0% | +4.4% |
| 1995 | 77.0% | -18.9% |
| 1996 | 80.0% | +3.9% |
| 1997 | 95.0% | +18.8% |
| 1998 | 95.0% | +0.0% |
| 1999 | 87.0% | -8.4% |
| 2000 | 97.0% | +11.5% |
| 2001 | 96.0% | -1.0% |
| 2002 | 98.0% | +2.1% |
| 2003 | 98.0% | +0.0% |
| 2004 | 84.0% | -14.3% |
| 2005 | 99.0% | +17.9% |
| 2006 | 91.0% | -8.1% |
| 2007 | 96.0% | +5.5% |
| 2008 | 99.0% | +3.1% |
| 2009 | 99.0% | +0.0% |
| 2010 | 94.0% | -5.1% |
| 2011 | 95.0% | +1.1% |
| 2012 | 98.0% | +3.2% |
| 2013 | 98.0% | +0.0% |
| 2014 | 81.0% | -17.3% |
| 2015 | 99.0% | +22.2% |
| 2016 | 98.0% | -1.0% |
| 2017 | 91.0% | -7.1% |
| 2018 | 96.0% | +5.5% |
| 2019 | 94.0% | -2.1% |
| 2020 | 72.0% | -23.4% |
| 2021 | 77.0% | +6.9% |
| 2022 | 73.0% | -5.2% |
| 2023 | 86.0% | +17.8% |
| 2024 | 93.0% | +8.1% |
Grenada compared with similar countries
- Grenada's 93.0% is above the median for upper middle income countries, which is 89.0%, 1.0× the median. (58 countries reporting)
- Grenada's 93.0% is above the median for Latin America & Caribbean, which is 88.5%, 1.1× the median. (32 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 68.1% | 32.0% | 92.0% | 10 |
| 1990s | 86.1% | 69.0% | 95.0% | 10 |
| 2000s | 95.7% | 84.0% | 99.0% | 10 |
| 2010s | 94.4% | 81.0% | 99.0% | 10 |
| 2020s | 80.2% | 72.0% | 93.0% | 5 |
Countries ranked near Grenada
More health data for Grenada
- Un projection of annual infant deaths, annual growth rate 0 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.0116 % change on previous year (2090)
- Number of infants who die before age 1 1 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 0 (2025)
- Population ages 00-04, female, annual growth rate -1.69 % 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 0.0283 units per person (2025)
- Population ages 00-04, male, annual growth rate -1.65 % 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 0.0294 units per person (2025)
Frequently asked questions
- What is share of one-year-olds who are vaccinated against polio in Grenada?
- Share of one-year-olds who are vaccinated against polio in Grenada 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 Grenada?
- The highest recorded value was 99.0% in 2005.
- What is the lowest share of one-year-olds who are vaccinated against polio recorded in Grenada?
- The lowest recorded value was 32.0% in 1980.
- How does Grenada rank for share of one-year-olds who are vaccinated against polio?
- Grenada 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 Grenada?
- Over the last ten years it is up 14.8%. The long-run trend across the full record is rising.
- Where does this Grenada 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.
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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.