Share of one-year-olds who received the inactivated polio vaccine in Tanzania
Tanzania: Share of one-year-olds who received the inactivated polio vaccine was 83.0% in 2024. ▲ Rising
Latest (2024)
83.0%
Change on year
unchanged
World rank
143rd
of 194 countries
All-time high
91.0%
in 2019
All-time low
56.0%
in 2018
Years of data
7
2018–2024
Share of one-year-olds who received the inactivated polio vaccine in Tanzania, 2018–2024
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in %.
Analysis
Tanzania recorded 83.0% for share of one-year-olds who received the inactivated polio vaccine in 2024.
That represents a change of up 48.2% over ten years.
Tanzania ranks 143rd of 194 countries on this measure, in the middle of the range.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 73.5% | 56.0% | 91.0% | 2 |
| 2020s | 86.0% | 83.0% | 91.0% | 5 |
Countries ranked near Tanzania
More health data for Tanzania
- Estimated changes in temperature-related death rates compared to projected death rates 658.6 deaths per 1,000 people (2090)
- Number of infants who die before age 1 32,514 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 593,624 (2025)
- Age population, age 25, female, interpolated 593,004 (2025)
- Age population, age 24, male, interpolated 612,788 (2025)
- Age population, age 24, female, interpolated 612,341 (2025)
- Age population, age 23, male, interpolated 632,568 (2025)
- Age population, age 23, female, interpolated 632,033 (2025)
Frequently asked questions
- What is share of one-year-olds who received the inactivated polio vaccine in Tanzania?
- Share of one-year-olds who received the inactivated polio vaccine in Tanzania was 83.0% 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 Tanzania?
- The highest recorded value was 91.0% in 2019.
- What is the lowest share of one-year-olds who received the inactivated polio vaccine recorded in Tanzania?
- The lowest recorded value was 56.0% in 2018.
- How does Tanzania rank for share of one-year-olds who received the inactivated polio vaccine?
- Tanzania ranks 143rd out of 194 countries with data for 2024.
- Is share of one-year-olds who received the inactivated polio vaccine rising or falling in Tanzania?
- Over the last ten years it is up 48.2%. The long-run trend across the full record is rising.
- Where does this Tanzania 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.
Download this data
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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.