Ireland vs Sierra Leone: Share of one-year-olds vaccinated against measles
Ireland
90.0%
in 2024
Sierra Leone
90.0%
in 2024
Ireland rank
94th
Sierra Leone rank
94th
Share of one-year-olds vaccinated against measles over time
- Ireland
- Sierra Leone
How they compare
Ireland currently reports 90.0% against 90.0% in Sierra Leone, a difference of 0.0%.
The two have swapped places 3 times across 26 shared years of data; in 1999 it was Ireland ahead.
Ireland ranks 94th and Sierra Leone ranks 94th of 194 countries.
Ireland has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Ireland | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 77.0% | 62.0% | 15.0% | Ireland |
| 2000s | 82.0% | 64.7% | 17.3% | Ireland |
| 2010s | 92.0% | 84.0% | 8.0% | Ireland |
| 2020s | 90.2% | 88.8% | 1.4% | Ireland |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of one-year-olds vaccinated against measles, Ireland or Sierra Leone?
- Ireland, at 90.0% against 90.0% in Sierra Leone as of 2024.
- What is the difference in share of one-year-olds vaccinated against measles between Ireland and Sierra Leone?
- 0.0%, with Ireland ahead.
- How many years of comparable data are there for Ireland and Sierra Leone?
- 26 years are reported by both, from 1999 to 2024.
- How do Ireland and Sierra Leone rank globally for share of one-year-olds vaccinated against measles?
- Ireland ranks 94th and Sierra Leone ranks 94th 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 vaccinated against measles. 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 first dose of the measles vaccine in a given year.