Number of one-year-olds who are not vaccinated against polio in Congo
Congo: Number of one-year-olds who are not vaccinated against polio was 86,274 one-year-olds in 2023. ▲ Rising
Number of one-year-olds who are not vaccinated against polio in Congo, 1980–2023
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in one-year-olds.
Analysis
Congo recorded 86,274 one-year-olds for number of one-year-olds who are not vaccinated against polio in 2023. That is the highest value across all 44 years on record.
Compared with earlier readings it is up 1.2% on the previous year and up 64.0% over ten years.
Over the whole period, number of one-year-olds who are not vaccinated against polio in Congo peaked at 86,274 one-year-olds in 2023 and was at its lowest, 16,671 one-year-olds, in 1990.
Congo ranks 45th of 194 countries on this measure, in the top quarter.
The long-run direction has been consistently rising across the 44 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 27,958 one-year-olds | 17,080 one-year-olds | 39,380 one-year-olds | 10 |
| 1990s | 46,907 one-year-olds | 16,671 one-year-olds | 77,926 one-year-olds | 10 |
| 2000s | 48,917 one-year-olds | 31,717 one-year-olds | 71,779 one-year-olds | 10 |
| 2010s | 52,394 one-year-olds | 39,251 one-year-olds | 68,270 one-year-olds | 10 |
| 2020s | 67,701 one-year-olds | 45,544 one-year-olds | 86,274 one-year-olds | 4 |
Countries ranked near Congo
More health data for Congo
- Estimated changes in temperature-related death rates compared to projected death rates 759.5 deaths per 1,000 people (2090)
- Number of infants who die before age 1 2,688 deaths (2100)
- Deaths in armed conflicts based on where they occurred 0 deaths (2026)
- Deaths in armed conflicts by region 0 deaths (2026)
- Age population, age 25, male, interpolated 48,985 (2025)
- Age population, age 25, female, interpolated 48,714 (2025)
- Age population, age 24, male, interpolated 51,360 (2025)
- Age population, age 24, female, interpolated 51,062 (2025)
- Age population, age 23, male, interpolated 54,219 (2025)
- Age population, age 23, female, interpolated 53,869 (2025)
Frequently asked questions
- What is number of one-year-olds who are not vaccinated against polio in Congo?
- Number of one-year-olds who are not vaccinated against polio in Congo was 86,274 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 Congo?
- The highest recorded value was 86,274 one-year-olds in 2023.
- What is the lowest number of one-year-olds who are not vaccinated against polio recorded in Congo?
- The lowest recorded value was 16,671 one-year-olds in 1990.
- How does Congo rank for number of one-year-olds who are not vaccinated against polio?
- Congo ranks 45th out of 194 countries with data for 2023.
- Is number of one-year-olds who are not vaccinated against polio rising or falling in Congo?
- Over the last ten years it is up 64.0%. The long-run trend across the full record is rising.
- Where does this Congo 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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CSV · JSON — 44 observations, free to reuse under CC BY 4.0 (Our World in Data).
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.