Share of one-year-olds vaccinated against diphtheria, tetanus in Guinea
Guinea: Share of one-year-olds vaccinated against diphtheria, tetanus was 65.0% in 2025. ▲ Rising
Share of one-year-olds vaccinated against diphtheria, tetanus and pertussis in Guinea, 1982–2025
Source: WHO & UNICEF (2026); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in %.
Analysis
In 2025, share of one-year-olds vaccinated against diphtheria, tetanus and pertussis in Guinea stood at 65.0%. That is the highest value across all 44 years on record.
Compared with earlier readings it is up 3.2% on the previous year and up 35.4% over ten years.
Over the whole period, share of one-year-olds vaccinated against diphtheria, tetanus and pertussis in Guinea peaked at 65.0% in 2025 and was at its lowest, 15.0%, in 1982.
Guinea ranks 178th of 195 countries on this measure, in the bottom quarter.
The long-run direction has been consistently rising across the 44 years of available data.
Share of one-year-olds vaccinated against diphtheria, tetanus in Guinea, year by year
| Year | % | Change |
|---|---|---|
| 1982 | 15.0% | — |
| 1983 | 15.0% | +0.0% |
| 1984 | 15.0% | +0.0% |
| 1985 | 15.0% | +0.0% |
| 1986 | 15.0% | +0.0% |
| 1987 | 15.0% | +0.0% |
| 1988 | 16.0% | +6.7% |
| 1989 | 17.0% | +6.2% |
| 1990 | 17.0% | +0.0% |
| 1991 | 36.0% | +111.8% |
| 1992 | 52.0% | +44.4% |
| 1993 | 53.0% | +1.9% |
| 1994 | 53.0% | +0.0% |
| 1995 | 54.0% | +1.9% |
| 1996 | 48.0% | -11.1% |
| 1997 | 47.0% | -2.1% |
| 1998 | 56.0% | +19.1% |
| 1999 | 43.0% | -23.2% |
| 2000 | 46.0% | +7.0% |
| 2001 | 50.0% | +8.7% |
| 2002 | 53.0% | +6.0% |
| 2003 | 57.0% | +7.5% |
| 2004 | 60.0% | +5.3% |
| 2005 | 59.0% | -1.7% |
| 2006 | 57.0% | -3.4% |
| 2007 | 63.0% | +10.5% |
| 2008 | 60.0% | -4.8% |
| 2009 | 57.0% | -5.0% |
| 2010 | 64.0% | +12.3% |
| 2011 | 63.0% | -1.6% |
| 2012 | 57.0% | -9.5% |
| 2013 | 50.0% | -12.3% |
| 2014 | 44.0% | -12.0% |
| 2015 | 48.0% | +9.1% |
| 2016 | 47.0% | -2.1% |
| 2017 | 49.0% | +4.3% |
| 2018 | 51.0% | +4.1% |
| 2019 | 53.0% | +3.9% |
| 2020 | 54.0% | +1.9% |
| 2021 | 56.0% | +3.7% |
| 2022 | 58.0% | +3.6% |
| 2023 | 60.0% | +3.4% |
| 2024 | 63.0% | +5.0% |
| 2025 | 65.0% | +3.2% |
Guinea compared with similar countries
- Guinea's 65.0% is below the median for lower middle income countries, which is 86.0%, 76% of the median. (47 countries reporting)
- Guinea's 65.0% is below the median for Sub-Saharan Africa, which is 84.0%, 77% of the median. (48 countries reporting)
Biggest year-on-year movements
Years where Share of one-year-olds vaccinated against diphtheria, tetanus in Guinea changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1991 | +111.8% | 17.0% | 36.0% |
| 1992 | +44.4% | 36.0% | 52.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 15.4% | 15.0% | 17.0% | 8 |
| 1990s | 45.9% | 17.0% | 56.0% | 10 |
| 2000s | 56.2% | 46.0% | 63.0% | 10 |
| 2010s | 52.6% | 44.0% | 64.0% | 10 |
| 2020s | 59.3% | 54.0% | 65.0% | 6 |
Countries ranked near Guinea
- 175 Laos 67.0% compare
- 176 Nauru 66.0% compare
- 176 Romania 66.0% compare
- 178 Democratic Republic of Congo 65.0% compare
- 178 South Africa 65.0% compare
- 181 Madagascar 64.0% compare
More reference data data for Guinea
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.111 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 2.56 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 3.05 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.2883 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 3.05 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.3722 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.2242 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 13.37 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 16 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 1.57 (2050)
Frequently asked questions
- What is share of one-year-olds vaccinated against diphtheria, tetanus and pertussis in Guinea?
- Share of one-year-olds vaccinated against diphtheria, tetanus and pertussis in Guinea was 65.0% in 2025, according to WHO & UNICEF (2026); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest share of one-year-olds vaccinated against diphtheria, tetanus and pertussis recorded in Guinea?
- The highest recorded value was 65.0% in 2025.
- What is the lowest share of one-year-olds vaccinated against diphtheria, tetanus and pertussis recorded in Guinea?
- The lowest recorded value was 15.0% in 1982.
- How does Guinea rank for share of one-year-olds vaccinated against diphtheria, tetanus and pertussis?
- Guinea ranks 178th out of 195 countries with data for 2025.
- Is share of one-year-olds vaccinated against diphtheria, tetanus and pertussis rising or falling in Guinea?
- Over the last ten years it is up 35.4%. The long-run trend across the full record is rising.
- Where does this Guinea data come from?
- The figures come from WHO & UNICEF (2026); UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Share of one-year-olds vaccinated against diphtheria, tetanus and pertussis. 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.