Share of one-year-olds vaccinated against hepatitis B in Iran
Iran: Share of one-year-olds vaccinated against hepatitis B was 98.0% in 2024. ▲ Rising
Share of one-year-olds vaccinated against hepatitis B in Iran, 1994–2024
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in %.
Analysis
Iran recorded 98.0% for share of one-year-olds vaccinated against hepatitis b in 2024.
That represents a change of down 1.0% on the previous year and down 1.0% over ten years.
Over the whole period, share of one-year-olds vaccinated against hepatitis b in Iran peaked at 99.0% in 2000 and was at its lowest, 59.0%, in 1995.
Iran ranks 20th of 189 countries on this measure, in the top quarter.
The long-run direction has been consistently rising across the 31 years of available data.
Share of one-year-olds vaccinated against hepatitis B in Iran, year by year
| Year | % | Change |
|---|---|---|
| 1994 | 62.0% | — |
| 1995 | 59.0% | -4.8% |
| 1996 | 84.0% | +42.4% |
| 1997 | 93.0% | +10.7% |
| 1998 | 94.0% | +1.1% |
| 1999 | 95.0% | +1.1% |
| 2000 | 99.0% | +4.2% |
| 2001 | 94.0% | -5.1% |
| 2002 | 99.0% | +5.3% |
| 2003 | 98.0% | -1.0% |
| 2004 | 95.0% | -3.1% |
| 2005 | 94.0% | -1.1% |
| 2006 | 98.0% | +4.3% |
| 2007 | 97.0% | -1.0% |
| 2008 | 99.0% | +2.1% |
| 2009 | 99.0% | +0.0% |
| 2010 | 99.0% | +0.0% |
| 2011 | 99.0% | +0.0% |
| 2012 | 98.0% | -1.0% |
| 2013 | 99.0% | +1.0% |
| 2014 | 99.0% | +0.0% |
| 2015 | 98.0% | -1.0% |
| 2016 | 99.0% | +1.0% |
| 2017 | 99.0% | +0.0% |
| 2018 | 99.0% | +0.0% |
| 2019 | 99.0% | +0.0% |
| 2020 | 99.0% | +0.0% |
| 2021 | 98.0% | -1.0% |
| 2022 | 99.0% | +1.0% |
| 2023 | 99.0% | +0.0% |
| 2024 | 98.0% | -1.0% |
Iran compared with similar countries
- Iran's 98.0% is above the median for upper middle income countries, which is 90.5%, 1.1× the median. (58 countries reporting)
- Iran's 98.0% is above the median for Middle East, North Africa, Afghanistan & Pakistan, which is 96.0%, 1.0× the median. (23 countries reporting)
Biggest year-on-year movements
Years where Share of one-year-olds vaccinated against hepatitis B in Iran 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 |
|---|---|---|---|
| 1996 | +42.4% | 59.0% | 84.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 81.2% | 59.0% | 95.0% | 6 |
| 2000s | 97.2% | 94.0% | 99.0% | 10 |
| 2010s | 98.8% | 98.0% | 99.0% | 10 |
| 2020s | 98.6% | 98.0% | 99.0% | 5 |
Countries ranked near Iran
More reference data data for Iran
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 3.47 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 12.01 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 26.62 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 1.34 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 26.62 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 11.62 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 3.84 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 46.54 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 109.46 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 7.3 (2050)
Frequently asked questions
- What is share of one-year-olds vaccinated against hepatitis b in Iran?
- Share of one-year-olds vaccinated against hepatitis b in Iran was 98.0% 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 vaccinated against hepatitis b recorded in Iran?
- The highest recorded value was 99.0% in 2000.
- What is the lowest share of one-year-olds vaccinated against hepatitis b recorded in Iran?
- The lowest recorded value was 59.0% in 1995.
- How does Iran rank for share of one-year-olds vaccinated against hepatitis b?
- Iran ranks 20th out of 189 countries with data for 2024.
- Is share of one-year-olds vaccinated against hepatitis b rising or falling in Iran?
- Over the last ten years it is down 1.0%. The long-run trend across the full record is rising.
- Where does this Iran 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 vaccinated against hepatitis B. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 31 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Share of one-year-olds who have had three doses of the hepatitis B vaccine in a given year.