Inactivated first-dose polio vaccine (IPV1) immunization coverage in Sierra Leone
Sierra Leone: Inactivated first-dose polio vaccine (IPV1) immunization coverage was 91.0% in 2025. ◆ Volatile
Inactivated first-dose polio vaccine (IPV1) immunization coverage in Sierra Leone, 2015–2025
Source: World Health Organization, Global Health Observatory.
Analysis
The most recent figure for inactivated first-dose polio vaccine (ipv1) immunization coverage in Sierra Leone is 91.0%, measured in 2025.
The figure is up 2.2% over five years.
Over the whole period, inactivated first-dose polio vaccine (ipv1) immunization coverage in Sierra Leone peaked at 93.0% in 2021 and was at its lowest, 0.0%, in 2015.
That places Sierra Leone 111th out of 194 countries with data for 2025, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Inactivated first-dose polio vaccine (IPV1) immunization coverage in Sierra Leone, year by year
| Year | Value | Change |
|---|---|---|
| 2015 | 0.0% | — |
| 2016 | 0.0% | — |
| 2017 | 0.0% | — |
| 2018 | 60.0% | — |
| 2019 | 86.0% | +43.3% |
| 2020 | 89.0% | +3.5% |
| 2021 | 93.0% | +4.5% |
| 2022 | 91.0% | -2.2% |
| 2023 | 91.0% | +0.0% |
| 2024 | 91.0% | +0.0% |
| 2025 | 91.0% | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 29.2% | 0.0% | 86.0% | 5 |
| 2020s | 91.0% | 89.0% | 93.0% | 6 |
Countries ranked near Sierra Leone
More health data for Sierra Leone
- Un projection of annual infant deaths, annual growth rate -2.34 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.773 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,199 deaths per 1,000 people (2090)
- Number of infants who die before age 1 4,209 deaths (2100)
- Population ages 60-64, female, annual growth rate 3.53 % change on previous year (2025)
- Population ages 60-64, female, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 60-64, female, per capita 0.0106 units per person (2025)
- Population ages 60-64, male, annual growth rate 3.8 % change on previous year (2025)
- Population ages 60-64, male, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 60-64, male, per capita 0.0095 units per person (2025)
Frequently asked questions
- What is inactivated first-dose polio vaccine (ipv1) immunization coverage in Sierra Leone?
- Inactivated first-dose polio vaccine (ipv1) immunization coverage in Sierra Leone was 91.0% in 2025, according to World Health Organization, Global Health Observatory.
- What is the highest inactivated first-dose polio vaccine (ipv1) immunization coverage recorded in Sierra Leone?
- The highest recorded value was 93.0% in 2021.
- What is the lowest inactivated first-dose polio vaccine (ipv1) immunization coverage recorded in Sierra Leone?
- The lowest recorded value was 0.0% in 2015.
- How does Sierra Leone rank for inactivated first-dose polio vaccine (ipv1) immunization coverage?
- Sierra Leone ranks 111th out of 194 countries with data for 2025.
- Where does this Sierra Leone data come from?
- The figures come from World Health Organization, Global Health Observatory, published as part of Inactivated first-dose polio vaccine (IPV1) immunization coverage among 1-year-olds (%) (WUENIC). Statizoid updates them automatically from the source API.
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CSV · JSON — 11 observations, free to reuse under CC BY-NC-SA 3.0 IGO (WHO).