Share of one-year-olds who received the inactivated polio vaccine in Chad
Chad: Share of one-year-olds who received the inactivated polio vaccine was 67.0% in 2024. ▲ Rising
Share of one-year-olds who received the inactivated polio vaccine in Chad, 2015–2024
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 received the inactivated polio vaccine in Chad stood at 67.0%. That is the highest value across all 10 years on record.
That represents a change of up 139.3% over ten years.
Over the whole period, share of one-year-olds who received the inactivated polio vaccine in Chad peaked at 67.0% in 2023 and was at its lowest, 28.0%, in 2015.
That places Chad 178th out of 194 countries with data for 2024, putting it in the bottom quarter.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 42.0% | 28.0% | 51.0% | 5 |
| 2020s | 63.4% | 54.0% | 67.0% | 5 |
Countries ranked near Chad
- 175 Bolivia 68.0% compare
- 175 Equatorial Guinea 68.0% compare
- 175 Guinea-Bissau 68.0% compare
- 178 Nigeria 67.0% compare
- 178 South Sudan 67.0% compare
- 178 Venezuela 67.0% compare
More health data for Chad
- Estimated changes in temperature-related death rates compared to projected death rates 1,071 deaths per 1,000 people (2090)
- Number of infants who die before age 1 41,435 deaths (2100)
- Deaths in armed conflicts based on where they occurred 33 deaths (2026)
- Deaths in armed conflicts by region 33 deaths (2026)
- Age population, age 25, male, interpolated 173,746 (2025)
- Age population, age 25, female, interpolated 172,562 (2025)
- Age population, age 24, male, interpolated 178,917 (2025)
- Age population, age 24, female, interpolated 177,370 (2025)
- Age population, age 23, male, interpolated 183,288 (2025)
- Age population, age 23, female, interpolated 181,223 (2025)
Frequently asked questions
- What is share of one-year-olds who received the inactivated polio vaccine in Chad?
- Share of one-year-olds who received the inactivated polio vaccine in Chad was 67.0% 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 received the inactivated polio vaccine recorded in Chad?
- The highest recorded value was 67.0% in 2023.
- What is the lowest share of one-year-olds who received the inactivated polio vaccine recorded in Chad?
- The lowest recorded value was 28.0% in 2015.
- How does Chad rank for share of one-year-olds who received the inactivated polio vaccine?
- Chad ranks 178th out of 194 countries with data for 2024.
- Is share of one-year-olds who received the inactivated polio vaccine rising or falling in Chad?
- Over the last ten years it is up 139.3%. The long-run trend across the full record is rising.
- Where does this Chad 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 received the inactivated polio vaccine. Statizoid updates them automatically from the source API.
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About this data
Share of one-year-olds who have had the first dose of the inactivated polio vaccine in a given year.