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.
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
- Temperature anomalies by month 0.2419 °C (2026)
- Spring temperature anomalies 0.0713 °C (2026)
- Summer temperature anomalies 1.08 °C (2026)
- Consumer price index 4,030 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Autumn temperature anomalies 1.27 °C (2025)
- Winter temperature anomalies 1.14 °C (2025)
- Universal right to vote in practice 0 (2025)
- Annual precipitation 212.24 millimeters (2025)
- Elected parliament 1 (2025)
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.
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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.