Vaccination against DTP vs. perception of the safety of vaccines in Sierra Leone
Sierra Leone: Vaccination against DTP vs. perception of the safety of vaccines was 91.0% in 2024. ▲ Rising
Vaccination against DTP vs. perception of the safety of vaccines in Sierra Leone, 1999–2024
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in %.
Analysis
In 2024, vaccination against dtp vs. perception of the safety of vaccines in Sierra Leone stood at 91.0%.
Compared with earlier readings it is up 9.6% over ten years.
Over the whole period, vaccination against dtp vs. perception of the safety of vaccines in Sierra Leone peaked at 95.0% in 2019 and was at its lowest, 38.0%, in 2001.
That places Sierra Leone 94th out of 194 countries with data for 2024, putting it in the middle of the range.
The long-run direction has been consistently rising across the 26 years of available data.
Vaccination against DTP vs. perception of the safety of vaccines in Sierra Leone, year by year
| Year | % | Change |
|---|---|---|
| 1999 | 43.0% | — |
| 2000 | 44.0% | +2.3% |
| 2001 | 38.0% | -13.6% |
| 2002 | 53.0% | +39.5% |
| 2003 | 73.0% | +37.7% |
| 2004 | 65.0% | -11.0% |
| 2005 | 65.0% | +0.0% |
| 2006 | 64.0% | -1.5% |
| 2007 | 64.0% | +0.0% |
| 2008 | 77.0% | +20.3% |
| 2009 | 84.0% | +9.1% |
| 2010 | 86.0% | +2.4% |
| 2011 | 89.0% | +3.5% |
| 2012 | 91.0% | +2.2% |
| 2013 | 92.0% | +1.1% |
| 2014 | 83.0% | -9.8% |
| 2015 | 86.0% | +3.6% |
| 2016 | 84.0% | -2.3% |
| 2017 | 90.0% | +7.1% |
| 2018 | 93.0% | +3.3% |
| 2019 | 95.0% | +2.2% |
| 2020 | 91.0% | -4.2% |
| 2021 | 92.0% | +1.1% |
| 2022 | 91.0% | -1.1% |
| 2023 | 91.0% | +0.0% |
| 2024 | 91.0% | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 43.0% | 43.0% | 43.0% | 1 |
| 2000s | 62.7% | 38.0% | 84.0% | 10 |
| 2010s | 88.9% | 83.0% | 95.0% | 10 |
| 2020s | 91.2% | 91.0% | 92.0% | 5 |
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 vaccination against dtp vs. perception of the safety of vaccines in Sierra Leone?
- Vaccination against dtp vs. perception of the safety of vaccines in Sierra Leone was 91.0% in 2024, according to WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest vaccination against dtp vs. perception of the safety of vaccines recorded in Sierra Leone?
- The highest recorded value was 95.0% in 2019.
- What is the lowest vaccination against dtp vs. perception of the safety of vaccines recorded in Sierra Leone?
- The lowest recorded value was 38.0% in 2001.
- How does Sierra Leone rank for vaccination against dtp vs. perception of the safety of vaccines?
- Sierra Leone ranks 94th out of 194 countries with data for 2024.
- Is vaccination against dtp vs. perception of the safety of vaccines rising or falling in Sierra Leone?
- Over the last ten years it is up 9.6%. The long-run trend across the full record is rising.
- Where does this Sierra Leone 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 Vaccination against DTP vs. perception of the safety of vaccines. Statizoid updates them automatically from the source API.
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About this data
Share of one-year-olds who have had three doses of the combined diphtheria, tetanus and pertussis vaccine in a given year.