Sierra Leone vs Zimbabwe: Share of one-year-olds who are vaccinated against polio
Sierra Leone
91.0%
in 2024
Zimbabwe
91.0%
in 2024
Sierra Leone rank
88th
Zimbabwe rank
88th
Share of one-year-olds who are vaccinated against polio over time
- Sierra Leone
- Zimbabwe
How they compare
Sierra Leone currently reports 91.0% against 91.0% in Zimbabwe, a difference of 0.0%.
The two have swapped places 6 times across 26 shared years of data; in 1999 it was Zimbabwe ahead.
Sierra Leone ranks 88th and Zimbabwe ranks 88th of 194 countries.
Across the 4 decades both report, Sierra Leone averaged higher in 1 and Zimbabwe in 3.
Head to head by decade
| Decade | Sierra Leone | Zimbabwe | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 61.0% | 81.0% | 20.0% | Zimbabwe |
| 2000s | 62.4% | 72.1% | 9.7% | Zimbabwe |
| 2010s | 88.6% | 91.0% | 2.4% | Zimbabwe |
| 2020s | 90.6% | 89.0% | 1.6% | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of one-year-olds who are vaccinated against polio, Sierra Leone or Zimbabwe?
- Sierra Leone, at 91.0% against 91.0% in Zimbabwe as of 2024.
- What is the difference in share of one-year-olds who are vaccinated against polio between Sierra Leone and Zimbabwe?
- 0.0%, with Sierra Leone ahead.
- How many years of comparable data are there for Sierra Leone and Zimbabwe?
- 26 years are reported by both, from 1999 to 2024.
- How do Sierra Leone and Zimbabwe rank globally for share of one-year-olds who are vaccinated against polio?
- Sierra Leone ranks 88th and Zimbabwe ranks 88th of 194 countries.
- Where does this data come from?
- WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as Share of one-year-olds who are vaccinated against polio. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
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.