Share of one-year-olds who are vaccinated against polio in Guinea-Bissau
Guinea-Bissau: Share of one-year-olds who are vaccinated against polio was 68.0% in 2024. ▲ Rising
Share of one-year-olds who are vaccinated against polio in Guinea-Bissau, 1983–2024
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in %.
Analysis
In 2024, share of one-year-olds who are vaccinated against polio in Guinea-Bissau stood at 68.0%.
That represents a change of down 9.3% on the previous year and down 19.0% over ten years.
Over the whole period, share of one-year-olds who are vaccinated against polio in Guinea-Bissau peaked at 87.0% in 2012 and was at its lowest, 3.0%, in 1983.
Guinea-Bissau ranks 172nd of 194 countries on this measure, in the bottom quarter.
The long-run direction has been consistently rising across the 42 years of available data.
Share of one-year-olds who are vaccinated against polio in Guinea-Bissau, year by year
| Year | % | Change |
|---|---|---|
| 1983 | 3.0% | — |
| 1984 | 4.0% | +33.3% |
| 1985 | 18.0% | +350.0% |
| 1986 | 47.0% | +161.1% |
| 1987 | 55.0% | +17.0% |
| 1988 | 70.0% | +27.3% |
| 1989 | 54.0% | -22.9% |
| 1990 | 60.0% | +11.1% |
| 1991 | 63.0% | +5.0% |
| 1992 | 66.0% | +4.8% |
| 1993 | 63.0% | -4.5% |
| 1994 | 69.0% | +9.5% |
| 1995 | 45.0% | -34.8% |
| 1996 | 54.0% | +20.0% |
| 1997 | 60.0% | +11.1% |
| 1998 | 55.0% | -8.3% |
| 1999 | 49.0% | -10.9% |
| 2000 | 52.0% | +6.1% |
| 2001 | 56.0% | +7.7% |
| 2002 | 60.0% | +7.1% |
| 2003 | 65.0% | +8.3% |
| 2004 | 69.0% | +6.2% |
| 2005 | 73.0% | +5.8% |
| 2006 | 74.0% | +1.4% |
| 2007 | 76.0% | +2.7% |
| 2008 | 77.0% | +1.3% |
| 2009 | 78.0% | +1.3% |
| 2010 | 82.0% | +5.1% |
| 2011 | 85.0% | +3.7% |
| 2012 | 87.0% | +2.4% |
| 2013 | 86.0% | -1.1% |
| 2014 | 84.0% | -2.3% |
| 2015 | 83.0% | -1.2% |
| 2016 | 81.0% | -2.4% |
| 2017 | 79.0% | -2.5% |
| 2018 | 82.0% | +3.8% |
| 2019 | 60.0% | -26.8% |
| 2020 | 63.0% | +5.0% |
| 2021 | 23.0% | -63.5% |
| 2022 | 51.0% | +121.7% |
| 2023 | 75.0% | +47.1% |
| 2024 | 68.0% | -9.3% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 35.9% | 3.0% | 70.0% | 7 |
| 1990s | 58.4% | 45.0% | 69.0% | 10 |
| 2000s | 68.0% | 52.0% | 78.0% | 10 |
| 2010s | 80.9% | 60.0% | 87.0% | 10 |
| 2020s | 56.0% | 23.0% | 75.0% | 5 |
Countries ranked near Guinea-Bissau
More health data for Guinea-Bissau
- Un projection of annual infant deaths, annual growth rate -1.67 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.7721 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,070 deaths per 1,000 people (2090)
- Number of infants who die before age 1 941 deaths (2100)
- Population ages 80 and above, female, per capita 0.0023 units per person (2025)
- Population ages 80 and above, male, annual growth rate 3.11 % change on previous year (2025)
- Population ages 80 and above, male, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 80 and above, male, per capita 0.0014 units per person (2025)
- Pertussis - number of reported cases, gaps filled 0 (2025)
- Pertussis - number of reported cases, per capita 0 units per person (2025)
Frequently asked questions
- What is share of one-year-olds who are vaccinated against polio in Guinea-Bissau?
- Share of one-year-olds who are vaccinated against polio in Guinea-Bissau was 68.0% in 2024, according to WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest share of one-year-olds who are vaccinated against polio recorded in Guinea-Bissau?
- The highest recorded value was 87.0% in 2012.
- What is the lowest share of one-year-olds who are vaccinated against polio recorded in Guinea-Bissau?
- The lowest recorded value was 3.0% in 1983.
- How does Guinea-Bissau rank for share of one-year-olds who are vaccinated against polio?
- Guinea-Bissau ranks 172nd out of 194 countries with data for 2024.
- Is share of one-year-olds who are vaccinated against polio rising or falling in Guinea-Bissau?
- Over the last ten years it is down 19.0%. The long-run trend across the full record is rising.
- Where does this Guinea-Bissau 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 Share of one-year-olds who are vaccinated against polio. Statizoid updates them automatically from the source API.
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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.