Number of one-year-olds who are not vaccinated against polio in Grenada
Grenada: Number of one-year-olds who are not vaccinated against polio was 193.62 one-year-olds in 2023. ◆ Volatile
Number of one-year-olds who are not vaccinated against polio in Grenada, 1980–2023
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in one-year-olds.
Analysis
The most recent figure for number of one-year-olds who are not vaccinated against polio in Grenada is 193.62 one-year-olds, measured in 2023.
That represents a change of down 49.0% on the previous year and up 450.1% over ten years.
Over the whole period, number of one-year-olds who are not vaccinated against polio in Grenada peaked at 1,601 one-year-olds in 1980 and was at its lowest, 16.78 one-year-olds, in 2015.
Grenada ranks 173rd of 194 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 722.77 one-year-olds | 179.76 one-year-olds | 1,601 one-year-olds | 10 |
| 1990s | 310.58 one-year-olds | 104.5 one-year-olds | 730.36 one-year-olds | 10 |
| 2000s | 79.9 one-year-olds | 17.91 one-year-olds | 289.12 one-year-olds | 10 |
| 2010s | 92.01 one-year-olds | 16.78 one-year-olds | 330.22 one-year-olds | 10 |
| 2020s | 324.1 one-year-olds | 193.62 one-year-olds | 397.04 one-year-olds | 4 |
Countries ranked near Grenada
More health data for Grenada
- Number of infants who die before age 1 1 deaths (2100)
- Estimated changes in temperature-related death rates compared to projected death rates 1,727 deaths per 1,000 people (2090)
- Deaths in armed conflicts based on where they occurred 0 deaths (2026)
- Deaths in armed conflicts by region 0 deaths (2026)
- Population ages 0-14, male 11,368 (2025)
- Age population, age 14, male, interpolated 894 (2025)
- Age population, age 14, female, interpolated 858 (2025)
- Age population, age 13, male, interpolated 890 (2025)
- Age population, age 13, female, interpolated 854 (2025)
- Population ages 0-14, female 10,932 (2025)
Frequently asked questions
- What is number of one-year-olds who are not vaccinated against polio in Grenada?
- Number of one-year-olds who are not vaccinated against polio in Grenada was 193.62 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 polio recorded in Grenada?
- The highest recorded value was 1,601 one-year-olds in 1980.
- What is the lowest number of one-year-olds who are not vaccinated against polio recorded in Grenada?
- The lowest recorded value was 16.78 one-year-olds in 2015.
- How does Grenada rank for number of one-year-olds who are not vaccinated against polio?
- Grenada ranks 173rd out of 194 countries with data for 2023.
- Is number of one-year-olds who are not vaccinated against polio rising or falling in Grenada?
- Over the last ten years it is up 450.1%. The long-run trend across the full record is volatile.
- Where does this Grenada 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 polio. Statizoid updates them automatically from the source API.
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About this data
Number of one-year-olds who have not had the third dose of either the oral or inactivated polio vaccine in a given year.