Share of one-year-olds vaccinated against hepatitis B in Bulgaria
Bulgaria: Share of one-year-olds vaccinated against hepatitis B was 94.0% in 2024. ▬ Flat
Share of one-year-olds vaccinated against hepatitis B in Bulgaria, 1992–2024
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in %.
Analysis
The most recent figure for share of one-year-olds vaccinated against hepatitis b in Bulgaria is 94.0%, measured in 2024.
Compared with earlier readings it is up 2.2% on the previous year and down 1.1% over ten years.
Over the whole period, share of one-year-olds vaccinated against hepatitis b in Bulgaria peaked at 97.0% in 1998 and was at its lowest, 71.0%, in 1992.
That places Bulgaria 62nd out of 189 countries with data for 2024, putting it in the middle of the range.
Share of one-year-olds vaccinated against hepatitis B in Bulgaria, year by year
| Year | % | Change |
|---|---|---|
| 1992 | 71.0% | — |
| 1993 | 96.0% | +35.2% |
| 1994 | 94.0% | -2.1% |
| 1995 | 95.0% | +1.1% |
| 1996 | 94.0% | -1.1% |
| 1997 | 77.0% | -18.1% |
| 1998 | 97.0% | +26.0% |
| 1999 | 97.0% | +0.0% |
| 2000 | 94.0% | -3.1% |
| 2001 | 93.0% | -1.1% |
| 2002 | 88.0% | -5.4% |
| 2003 | 96.0% | +9.1% |
| 2004 | 94.0% | -2.1% |
| 2005 | 96.0% | +2.1% |
| 2006 | 96.0% | +0.0% |
| 2007 | 95.0% | -1.0% |
| 2008 | 96.0% | +1.1% |
| 2009 | 96.0% | +0.0% |
| 2010 | 95.0% | -1.0% |
| 2011 | 96.0% | +1.1% |
| 2012 | 95.0% | -1.0% |
| 2013 | 95.0% | +0.0% |
| 2014 | 95.0% | +0.0% |
| 2015 | 92.0% | -3.2% |
| 2016 | 91.0% | -1.1% |
| 2017 | 92.0% | +1.1% |
| 2018 | 85.0% | -7.6% |
| 2019 | 93.0% | +9.4% |
| 2020 | 91.0% | -2.2% |
| 2021 | 89.0% | -2.2% |
| 2022 | 91.0% | +2.2% |
| 2023 | 92.0% | +1.1% |
| 2024 | 94.0% | +2.2% |
Bulgaria compared with similar countries
- Bulgaria's 94.0% is below the median for high income countries, which is 95.0%, 99% of the median. (58 countries reporting)
- Bulgaria's 94.0% is above the median for Europe & Central Asia, which is 92.5%, 1.0× the median. (46 countries reporting)
Biggest year-on-year movements
Years where Share of one-year-olds vaccinated against hepatitis B in Bulgaria 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 |
|---|---|---|---|
| 1993 | +35.2% | 71.0% | 96.0% |
| 1998 | +26.0% | 77.0% | 97.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 90.1% | 71.0% | 97.0% | 8 |
| 2000s | 94.4% | 88.0% | 96.0% | 10 |
| 2010s | 92.9% | 85.0% | 96.0% | 10 |
| 2020s | 91.4% | 89.0% | 94.0% | 5 |
Countries ranked near Bulgaria
More reference data data for Bulgaria
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.3067 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.2728 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 1.73 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.2506 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 1.73 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 1.03 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.608 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 1.02 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 7.74 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 1.36 (2050)
Frequently asked questions
- What is share of one-year-olds vaccinated against hepatitis b in Bulgaria?
- Share of one-year-olds vaccinated against hepatitis b in Bulgaria was 94.0% 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 Bulgaria?
- The highest recorded value was 97.0% in 1998.
- What is the lowest share of one-year-olds vaccinated against hepatitis b recorded in Bulgaria?
- The lowest recorded value was 71.0% in 1992.
- How does Bulgaria rank for share of one-year-olds vaccinated against hepatitis b?
- Bulgaria ranks 62nd out of 189 countries with data for 2024.
- Is share of one-year-olds vaccinated against hepatitis b rising or falling in Bulgaria?
- Over the last ten years it is down 1.1%. The long-run trend across the full record is flat.
- Where does this Bulgaria 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 — 33 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.