Sierra Leone vs World: Yellow fever vaccine (YFV) immunization coverage among 1-year olds
Sierra Leone
85.0%
in 2025
World
53.0%
in 2025
Sierra Leone rank
7th
World rank
5th
Yellow fever vaccine (YFV) immunization coverage among 1-year olds over time
- Sierra Leone
- World
How they compare
Sierra Leone currently reports 85.0% against 53.0% in World, a difference of 32.0%.
That makes Sierra Leone's figure about 1.6 times World's.
The two have swapped places 1 time across 26 shared years of data; in 2000 it was World ahead.
Sierra Leone ranks 7th and World ranks 5th of 45 countries.
Sierra Leone has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Sierra Leone | World | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 55.8% | 26.7% | 29.1% | Sierra Leone |
| 2010s | 82.8% | 40.7% | 42.1% | Sierra Leone |
| 2020s | 83.2% | 48.8% | 34.3% | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher yellow fever vaccine (yfv) immunization coverage among 1-year olds, Sierra Leone or World?
- Sierra Leone, at 85.0% against 53.0% in World as of 2025.
- What is the difference in yellow fever vaccine (yfv) immunization coverage among 1-year olds between Sierra Leone and World?
- 32.0%, with Sierra Leone ahead.
- How many years of comparable data are there for Sierra Leone and World?
- 26 years are reported by both, from 2000 to 2025.
- How do Sierra Leone and World rank globally for yellow fever vaccine (yfv) immunization coverage among 1-year olds?
- Sierra Leone ranks 7th and World ranks 5th of 45 countries.
- Where does this data come from?
- World Health Organization, Global Health Observatory, published as Yellow fever vaccine (YFV) immunization coverage among 1-year olds (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.