Share of one-year-olds vaccinated against diphtheria, tetanus in Sri Lanka
Sri Lanka: Share of one-year-olds vaccinated against diphtheria, tetanus was 96.0% in 2025. ▲ Rising
Share of one-year-olds vaccinated against diphtheria, tetanus and pertussis in Sri Lanka, 1980–2025
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 Sri Lanka stood at 96.0%.
That represents a change of down 1.0% on the previous year and down 3.0% over ten years.
Over the whole period, share of one-year-olds vaccinated against diphtheria, tetanus and pertussis in Sri Lanka peaked at 99.0% in 1999 and was at its lowest, 45.0%, in 1981.
That places Sri Lanka 43rd out of 195 countries with data for 2025, putting it in the top quarter.
The long-run direction has been consistently rising across the 46 years of available data.
Share of one-year-olds vaccinated against diphtheria, tetanus in Sri Lanka, year by year
| Year | % | Change |
|---|---|---|
| 1980 | 46.0% | — |
| 1981 | 45.0% | -2.2% |
| 1982 | 57.0% | +26.7% |
| 1983 | 64.0% | +12.3% |
| 1984 | 66.0% | +3.1% |
| 1985 | 70.0% | +6.1% |
| 1986 | 75.0% | +7.1% |
| 1987 | 77.0% | +2.7% |
| 1988 | 83.0% | +7.8% |
| 1989 | 87.0% | +4.8% |
| 1990 | 86.0% | -1.1% |
| 1991 | 86.0% | +0.0% |
| 1992 | 88.0% | +2.3% |
| 1993 | 90.0% | +2.3% |
| 1994 | 88.0% | -2.2% |
| 1995 | 93.0% | +5.7% |
| 1996 | 92.0% | -1.1% |
| 1997 | 97.0% | +5.4% |
| 1998 | 94.0% | -3.1% |
| 1999 | 99.0% | +5.3% |
| 2000 | 99.0% | +0.0% |
| 2001 | 98.0% | -1.0% |
| 2002 | 98.0% | +0.0% |
| 2003 | 99.0% | +1.0% |
| 2004 | 97.0% | -2.0% |
| 2005 | 99.0% | +2.1% |
| 2006 | 98.0% | -1.0% |
| 2007 | 98.0% | +0.0% |
| 2008 | 98.0% | +0.0% |
| 2009 | 97.0% | -1.0% |
| 2010 | 99.0% | +2.1% |
| 2011 | 99.0% | +0.0% |
| 2012 | 99.0% | +0.0% |
| 2013 | 99.0% | +0.0% |
| 2014 | 99.0% | +0.0% |
| 2015 | 99.0% | +0.0% |
| 2016 | 99.0% | +0.0% |
| 2017 | 99.0% | +0.0% |
| 2018 | 99.0% | +0.0% |
| 2019 | 99.0% | +0.0% |
| 2020 | 96.0% | -3.0% |
| 2021 | 96.0% | +0.0% |
| 2022 | 98.0% | +2.1% |
| 2023 | 99.0% | +1.0% |
| 2024 | 97.0% | -2.0% |
| 2025 | 96.0% | -1.0% |
Sri Lanka compared with similar countries
- Sri Lanka's 96.0% is above the median for upper middle income countries, which is 91.0%, 1.1× the median. (58 countries reporting)
- Sri Lanka's 96.0% is above the median for South Asia, which is 96.0%, 1.0× the median. (6 countries reporting)
Biggest year-on-year movements
Years where Share of one-year-olds vaccinated against diphtheria, tetanus in Sri Lanka 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 |
|---|---|---|---|
| 1982 | +26.7% | 45.0% | 57.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 67.0% | 45.0% | 87.0% | 10 |
| 1990s | 91.3% | 86.0% | 99.0% | 10 |
| 2000s | 98.1% | 97.0% | 99.0% | 10 |
| 2010s | 99.0% | 99.0% | 99.0% | 10 |
| 2020s | 97.0% | 96.0% | 99.0% | 6 |
Countries ranked near Sri Lanka
- 43 Albania 96.0% compare
- 43 Costa Rica 96.0% compare
- 43 Denmark 96.0% compare
- 43 Eritrea 96.0% compare
- 43 France 96.0% compare
- 43 Mauritius 96.0% compare
- 43 Mongolia 96.0% compare
- 43 Morocco 96.0% compare
- 43 Nepal 96.0% compare
- 43 Norway 96.0% compare
- 43 Palau 96.0% compare
- 43 Qatar 96.0% compare
- 43 Slovakia 96.0% compare
- 43 Uruguay 96.0% compare
- 43 Nicaragua 96.0% compare
More reference data data for Sri Lanka
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.1608 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.316 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 2.33 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.1784 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 2.33 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.539 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.1604 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 1.63 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 10.15 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.9713 (2050)
Frequently asked questions
- What is share of one-year-olds vaccinated against diphtheria, tetanus and pertussis in Sri Lanka?
- Share of one-year-olds vaccinated against diphtheria, tetanus and pertussis in Sri Lanka was 96.0% 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 Sri Lanka?
- The highest recorded value was 99.0% in 1999.
- What is the lowest share of one-year-olds vaccinated against diphtheria, tetanus and pertussis recorded in Sri Lanka?
- The lowest recorded value was 45.0% in 1981.
- How does Sri Lanka rank for share of one-year-olds vaccinated against diphtheria, tetanus and pertussis?
- Sri Lanka ranks 43rd out of 195 countries with data for 2025.
- Is share of one-year-olds vaccinated against diphtheria, tetanus and pertussis rising or falling in Sri Lanka?
- Over the last ten years it is down 3.0%. The long-run trend across the full record is rising.
- Where does this Sri Lanka 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.